Distance from Boston to Seattle (Logan International Airport – Seattle–Tacoma International Airport) is 2496 miles / 4016 kilometers / 2169 nautical miles. See also a map, estimated flight duration, carbon dioxide emissions and the time difference between Boston and Seattle.Cheapest round-trip prices found by our users on KAYAK in the last 72 hours. One-way Round-trip. Shanghai 1 stop $1,165. Beijing 1 stop $1,228. Guangzhou 2 stops $1,226. Fuzhou 2 stops $1,467. Shenyang 1 stop $1,398. Chengdu 3 stops $1,321. Xiamen 3 … The most reliable airlines for Boston to Seattle flights are EL AL, LATAM Airlines, and Condor. They have arrived on schedule on over 96% of recent flights to Seattle. What is best Boston to Seattle flight price on Priceline? Cheap flights from Boston to Seattle start from $128. Anything between $128 and $939 is a good price. Find cheap flights from Seattle to Massachusetts from. $135. Round-trip. 1 adult. Economy. 0 bags. Add hotel. Thu 5/23. Thu 5/30.Find United Airlines cheap flights from Boston to Seattle. Enjoy a Boston to Seattle modern flight experience in premium cabins with Wi-Fi.One-way low-fare flights Seattle to Boston.* From. flight_takeoff. To. flight_land. Budget $ Cabin Class. Select travel class. keyboard_arrow_down. From. To. Fare Type. Dates. Price. From Seattle (SEA) To Boston (BOS) One-way | Saver: Depart: Apr 30, 2024: From. $129* Seen: 23 hours agoBoston to Seattle / Tacoma Flights. Flights from BOS to SEA are operated 32 times a week, with an average of 5 flights per day. Departure times vary between 06:30 - 19:59. The earliest flight departs at 06:30, the last flight departs at 19:59. However, this depends on the date you are flying so please check with the full flight schedule above ...Flights to Seattle, Seattle. Find flights to Seattle from $135. Fly from Boston on Spirit Airlines, United Airlines, American Airlines and more. Search for Seattle flights on …Each day, there are between 12 and 17 nonstop flights that take off from Seattle and land in Boston, with an average flight time of 5h 26m. The most common departure time is 3:00 p.m. and most flights take off in the morning.United flights from Boston to Seattle from. $ 271. * 1 Passenger, Economy. Home. United flights. Flights to United States. Boston - Seattle. Featured daily fares for flights from … Each day, there are between 9 and 12 nonstop flights that take off from Boston and land in Seattle, with an average flight time of 6h 13m. The most common departure time is 11:00 am and most flights take off in the morning. Each week, there are 76 flights. The most frequent day of departure is Sunday, when 16% of all weekly flights depart. The two airlines most popular with KAYAK users for flights from Boston to San Diego are Alaska Airlines and Delta. With an average price for the route of $334 and an overall rating of 8.1, Alaska Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $373 and an overall rating of 8.0.Cheapest round-trip prices found by our users on KAYAK in the last 72 hours. One-way Round-trip. Shanghai 1 stop $1,165. Beijing 1 stop $1,228. Guangzhou 2 stops $1,226. Fuzhou 2 stops $1,467. Shenyang 1 stop $1,398. Chengdu 3 stops $1,321. Xiamen 3 …Book Cheap Nonstop & Direct Flights from Boston to Seattle: Search and compare airfares on Tripadvisor to find the best nonstop and direct flights for your trip from Boston to Seattle. Choose the best airline for you by reading reviews and viewing hundreds of ticket rates for non stop and direct flights going to and from your destination.Between Boston and Seattle, the maximum delay was 2h 15m. Every week, there is on average 81 flights between Boston and Seattle. It is on average $208.46 for a 2 stop (s) flight between Boston and Seattle. On average, it is $256.28 for a direct flight between Boston and Seattle. Boston is 7% more expensive than Seattle.Hainan’s service is currently scheduled for three round-trip flights every Wednesday, Friday, and Sunday, and the Beijing-bound flights from Boston also stop at Seattle-Tacoma International ...JetBlue Route map lets you explore over 100 destinations in the U.S., Latin America and Caribbean, plus London, with low fares and great service. Whether you want to visit San Francisco, Boston, or any other city, you can find your deal and book your flight with our interactive map.Which airlines provide the cheapest flights from Seattle to Houston? The cheapest return flight ticket from Seattle to Houston found by KAYAK users in the last 72 hours was for $100 on Frontier, followed by Spirit Airlines ($190). One-way flight deals have also been found from as low as $50 on Frontier and from $88 on Spirit Airlines.Prices were available within the past 7 days and start at $139 for one-way flights and $257 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals. One way. Roundtrip. Sat, Apr 27 - … Book cheap flights from Boston to Seattle on CheapOair and enjoy great discounts. Whether its leisure or a business trip, we offer the most competitive rates on flight tickets to destinations around the world. Grab BOS to SEA flight deals on CheapOair and save big! Hurry, our cheap rates are not going to last forever, so make your bookings ... Find cheap flights from Seattle to Massachusetts from. $135. Round-trip. 1 adult. Economy. 0 bags. Add hotel. Thu 5/23. Thu 5/30. There are 4 airlines that fly nonstop from Boston to Seattle. They are: Alaska Airlines, Delta, Hainan Airlines and JetBlue. The cheapest price of all airlines flying this route was found with JetBlue at $133 for a one-way flight. On average, the best prices for this route can be found at Alaska Airlines. 2 days ago · Boston Airport has non-stop passenger flights scheduled to 144 destinations in 41 countries. At present, there are 83 domestic flights from Boston. The longest flight from Boston BOS is a 4,942 mile (7,953 km) non-stop route to Hong Kong HKG. Airbus A380 is the largest aircraft operating here among other big planes such as the Boeing 777 and the Airbus A350. The aircraft types with most scheduled flights are the Airbus A31X/32X and the Embraer 19X/17X. The route with the longest flighttime from Boston (BOS) is to Seoul (ICN) and takes about 15h 50min with a Boeing 787-9.Flights to Seattle, Seattle. Find flights to Seattle from $135. Fly from Boston on Spirit Airlines, United Airlines, American Airlines and more. Search for Seattle flights on …Airport information for your flight from Seattle (SEA) Seattle–Tacoma InternationalAirport (SEA), often referred to as Sea-Tac, is located 12 miles (19 km) south of the city center. Access free airport Wi-Fi while waiting to board your flight from Seattle. The Seattle Airport has a United Club℠ location. Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight. This is equivalent to 4 011 kilometers or 2,166 nautical miles. Your trip begins in Boston, Massachusetts. It ends in Seattle, Washington. Your flight direction from Boston, MA to Seattle, WA is Northwest (-64 degrees from North). The distance calculator helps you figure out how far it is to get from Boston, MA to Seattle, WA.Flights on this route from Alaska Airlines typically cost $402.40 RT, a price that is 67% cheaper than the average Seattle to Boston flight. The cheapest flight found was $134 RT. Seattle/Tacoma Intl Airport is the most common Seattle airport to take off from when flying to Boston. View Delta's best fares on flights from Seattle for your next getaway. Cradled by mountains and cool waters, stunning nature meets creative cityscapes in the sprawling and colorful Seattle, Washington. This gives visitors flying into Seattle-Tacoma International Airport (SEA) the best of outdoor adventure with the abounding options of a city ... Question: Question 5 American Airlines flights from Boston to Seattle are on time 90 % of the time. Suppose 7 flights are randomly selected, and the number on-time flights is recorded. Round answers to 3 significant figures. The probability that exactly 6 flights are on time is The probability that at most 4 flights are on time is - The ...Select Spirit Airlines flight, departing Wed, May 8 from Boston to Seattle, returning Tue, May 14, priced at $223 found 2 hours ago. Mon, May 6 - Mon, May 13. BOS. Boston. SEA. Seattle. ... May 7 from Boston to Seattle, returning Mon, May 13, priced at $259 found 17 hours ago. Sat, Sep 7 - Wed, Sep 18. BOS. Boston. SEA. Seattle. $260 Roundtrip ...Question: Question 5 American Airlines flights from Boston to Seattle are on time 90 % of the time. Suppose 7 flights are randomly selected, and the number on-time flights is recorded. Round answers to 3 significant figures. The probability that exactly 6 flights are on time is The probability that at most 4 flights are on time is - The ...Direct flights from Boston to Seattle. All flights from BOS to SEA non-stop. There are direct flights from General Edward Lawrence Logan International, Massachusetts, USA to Seattle Tacoma International (SEA), Washington, USA every day of the week The flight distance is 2502 miles and the trip usually takes about 6 hours and 9 minutes.Moving From Boston To Seattle 🚚 Apr 2024. moving from seattle to spokane, train from boston to seattle, tickets to boston from seattle, flights from boston to seattle, amazon moving from seattle, distance from seattle to boston, moving out of seattle, driving from seattle to boston Dome-shaped signal and fauna, and agencies operate with ... Economy. See Latest Fare. Boston (BOS) to. Seattle (SEA) 04/29/24 - 05/06/24. from. $251*. Updated: 8 hours ago. Round trip. The cheapest month for flights from Seattle to Boston is February, where tickets cost £175 on average. On the other hand, the most expensive months are June and July, where …Find flights to Seattle from $125. Fly from Boston on American Airlines, Alaska Airlines, Spirit Airlines and more. Search for Seattle flights on KAYAK now to find the best deal.Find flights to Boston from $96. Fly from Seattle on Sun Country Air, Spirit Airlines, Delta and more. Search for Boston flights on KAYAK now to find the best deal.Book Cheap Flights from Seattle to Boston. Looking for flights from Seattle to Boston? Look no more, for you’re at the right place. Book cheap flights from Seattle to Boston on CheapOair and enjoy great discounts. Whether its leisure or a business trip, we offer the most competitive rates on flight tickets to destinations around the world.The two airlines most popular with KAYAK users for flights from Boston to Shanghai are Hainan Airlines and Delta. With an average price for the route of $1,254 and an overall rating of 8.1, Hainan Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $2,001 and an overall rating of 8.0.Airport information for your flight from Seattle (SEA) Seattle–Tacoma InternationalAirport (SEA), often referred to as Sea-Tac, is located 12 miles (19 km) south of the city center. Access free airport Wi-Fi while waiting to board your flight from Seattle. The Seattle Airport has a United Club℠ location.Distance from Boston to Seattle (Logan International Airport – Seattle–Tacoma International Airport) is 2496 miles / 4016 kilometers / 2169 nautical miles. See also a map, estimated flight duration, carbon dioxide emissions and the time difference between Boston and Seattle.Each day, there are between 9 and 14 nonstop flights that take off from Boston and land in Seattle, with an average flight time of 6h 13m. The most common departure time is 19:00 …Ultra Low Fare Flights from Boston (BOS) to Seattle (SEA) 1 passenger. From. 04/18/2024.Maybe you need flights from Boston to Seattle to attend your cousin’s wedding, to pitch a business idea to your boss, or perhaps simply to treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find the cheapest flights from BOS to SEA, we’ve got you covered here at Flights.com. Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight. The two airlines most popular with KAYAK users for flights from Boston to Beijing are Korean Air and Hainan Airlines. With an average price for the route of $1,995 and an overall rating of 8.5, Korean Air is the most popular choice. Hainan Airlines is also a great choice for the route, with an average price of $1,463 and an overall rating of 8.1. ASA460. B739. Arrived / Delayed. Thu 03:43PM PST. 11:57PM EST Thu. Seattle-Tacoma Intl (KSEA) - Boston Logan Intl (KBOS) - Flight Finder - Find and track any flight (airline or private) -- search by origin and destination. Seattle , WA. Distance. 2502 miles · (4026 km) CHANGE DIRECTION. Flight time. 6 hours and 45 minutes. Airlines with direct flights from Boston (BOS) to Seattle (SEA) Alaska … Book JetBlue flights and vacation packages to 100+ destinations. Award-winning service, the most legroom in coach, free wi-fi, live TV, movies, snacks, and more. Flights from Spirit Airlines typically cost $377.91 RT. The cheapest Spirit Airlines flight found for this route was $138. When traveling from Boston to Seattle on Spirit Airlines, the most popular airport to depart from is Boston Logan Intl Airport and the most popular airport to arrive at is Seattle/Tacoma Intl Airport.Compare flight deals to Seattle from Boston from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to Seattle start from £85 one-way. Flex …To reach Seattle from Boston, you can book airlines that include JetBlue Airways and American Airlines. The flight to Seattle from Boston is about six hours ten minutes excluding the layover time. This flight covers the distance of 2492 miles. Pass the time by watching in-flight movies or listening to music.Search and compare first class flight deals to Seattle. Fly from San Francisco from $319, from Ontario from $407, from Los Angeles from $499. ... Always delays from Boston to Salt lake but this time was very long. Don’t understand while they board the passengers and then make them sit in the plane.Return flights from Boston BOS to Seattle SEA with Delta If you’re planning a round trip, booking return flights with Delta is usually the most cost-effective option. With airfares ranging from $247 to $247, it’s easy to find a flight that suits your budget. Economy. See Latest Fare. Boston (BOS) to. Seattle (SEA) 04/29/24 - 05/06/24. from. $251*. Updated: 8 hours ago. Round trip. Return flights from Boston BOS to Seattle SEA with Delta If you’re planning a round trip, booking return flights with Delta is usually the most cost-effective option. With airfares ranging from $247 to $247, it’s easy to find a flight that suits your budget.The two airlines most popular with KAYAK users for flights from Seattle to San Diego are Alaska Airlines and Delta. With an average price for the route of $268 and an overall rating of 8.1, Alaska Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $238 and an overall rating of 8.0.Cheap flights from Boston to Seattle (BOS - SEA) from $89. Round-trip One-way Multi-city. From? To? Tue 4/2. Tue 4/9. 1 adult. Economy. Find Your Flight. The best prices …The two airlines most popular with KAYAK users for flights from Boston to Beijing are Korean Air and Hainan Airlines. With an average price for the route of $1,995 and an overall rating of 8.5, Korean Air is the most popular choice. Hainan Airlines is also a great choice for the route, with an average price of $1,463 and an overall rating of 8.1.Fall sees many cultural festivals, such as Croatia Fest, Fremont Oktoberfest and TurkFest. Winter highlights include Winterfest, Seattle Boat Show and Wintergrass Bluegrass Festival. Book cheap flights to Seattle (SEA) with United Airlines. Enjoy all the in-flight perks on your Seattle flight, including speed Wi-Fi.Cheap flights from Boston (BOS) to Seattle (SEA) Prices were available within the past 7 days and start at CA $160 for one-way flights and CA $333 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Boston to Seattle with no change fee on selected ...ASA460. B739. Arrived / Delayed. Thu 03:43PM PST. 11:57PM EST Thu. Seattle-Tacoma Intl (KSEA) - Boston Logan Intl (KBOS) - Flight Finder - Find and track any flight (airline or private) -- search by origin and destination.Tue, Sep 24 SJU – BOS with Frontier Airlines. Direct. from $118. Punta Cana.$214 per passenger.Departing Thu, May 9, returning Sat, May 18.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Boston Logan International on Thu, May 9, arriving in Punta Cana.Inbound indirect flight with ...The two airlines most popular with KAYAK users for flights from Boston to San Diego are Alaska Airlines and Delta. With an average price for the route of $334 and an overall rating of 8.1, Alaska Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $373 and an overall rating of 8.0. Airfares from $125 One Way, $226 Round Trip from Boston to Seattle. Prices starting at $226 for return flights and $125 for one-way flights to Seattle were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. Mon, May 6 - Tue, May 7. Between Boston and Seattle, the maximum delay was 2h 15m. Every week, there is on average 81 flights between Boston and Seattle. It is on average $208.46 for a 2 stop (s) flight between Boston and Seattle. On average, it is $256.28 for a direct flight between Boston and Seattle. Boston is 7% more expensive than Seattle.The two airlines most popular with KAYAK users for flights from Boston to Shanghai are Hainan Airlines and Delta. With an average price for the route of $1,254 and an overall rating of 8.1, Hainan Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $2,001 and an overall rating of 8.0.Savings not available on all packages. We offer Round Trip starting at $257 and One-Way flights starting at $129. Find Last Minute Deals on flights from BOS to SEA with Hot Rate Discounts! Save up to 40% on Cheap Flights from Boston (BOS) to Seattle (SEA). Atlanta, GA - Hartsfield-Jackson Atlanta Intl Airport is the most popular connection for one stop flights between Boston, MA and Seattle; In-Flight information. The average flying time for a direct flight from Boston, MA to Seattle is 6 hours 24 minutes; Most direct flights leave around 7:00 EDT; Korean Air flight #25 is today's earliest flight ... Cheapest round-trip prices found by our users on KAYAK in the last 72 hours. One-way Round-trip. Shanghai 1 stop $1,165. Beijing 1 stop $1,228. Guangzhou 2 stops $1,226. Fuzhou 2 stops $1,467. Shenyang 1 stop $1,398. Chengdu 3 stops $1,321. Xiamen 3 …From Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Boston, MA Airport (BOS-Logan Intl.), you’ll be flying a distance of 2500 miles (4000 km). Pick who you travel with wisely. Entertainment, food and comfort are some of the things any …There are loads of places you can fly direct to from Seattle. The most popular destinations for direct flights among KAYAK users are Los Angeles, Ketchikan, Idaho Falls, Honolulu and St. Louis. On average, the cheapest of these destinations on KAYAK over the last 2 weeks for a return flight was Idaho Falls at $213, while the most expensive was ...From Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Boston, MA Airport (BOS-Logan Intl.), you’ll be flying a distance of 2500 miles (4000 km). Pick who you travel with wisely. Entertainment, food and comfort are some of the things any …There are 32 flights per week flying from Boston to Seattle / Tacoma (as of April 2024). How long does it take to fly from Boston to Seattle / Tacoma? 6 hours and 9 minutes is …Each day, there are between 9 and 12 nonstop flights that take off from Boston and land in Seattle, with an average flight time of 6h 13m. The most common departure time is 11:00 am and most flights take off in the morning. Each week, there are 76 flights. The most frequent day of departure is Sunday, when 16% of all weekly flights depart.Tue, Sep 24 SJU – BOS with Frontier Airlines. Direct. from $118. Punta Cana.$214 per passenger.Departing Thu, May 9, returning Sat, May 18.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Boston Logan International on Thu, May 9, arriving in Punta Cana.Inbound indirect flight with ...Amazing JetBlue Airways SEA to BOS Flight Deals. The cheapest flights to Logan Intl. found within the past 7 days were $214 round trip and $129 one way. Prices and availability subject to change. Additional terms may apply. Tue, Apr 9 - Wed, Apr 24. SEA.Find flights to Seattle from $89. Fly from Boston on Sun Country Air, Spirit Airlines, JetBlue and more. Search for Seattle flights on KAYAK now to find the best deal.Cheap Flights from Boston (BOS) to Seattle (SEA) Prices were available within the past 7 days and start at £110 for one-way flights and £205 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.Each day, there are between 44 and 67 nonstop flights that take off from Boston and land in Washington, D.C., with an average flight time of 1h 42m. The most common departure time is 5:00 pm and most flights take off in the morning, while the most flights land at Washington, D.C. Reagan-National Airport. Each week, there are 433 flights.Ultra Low Fare Flights from Boston (BOS) to Seattle (SEA) 1 passenger. From. 04/18/2024.Maybe you need flights from Boston to Seattle to attend your cousin’s wedding, to pitch a business idea to your boss, or perhaps simply to treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find the cheapest flights from BOS to SEA, we’ve got you covered here at Flights.com. Find flights to Seattle from $117. Fly from Boston on American Airlines, Spirit Airlines, JetBlue and more. Search for Seattle flights on KAYAK now to find the best deal. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Boston to anywhere in the world.Departing on Sunday, 5 May 2024 and returning on Tuesday, 7 May 2024. from £112. 23h ago. Cheap flights Spokane - Seattle. Prices refer to lowest available return flight, and are per person for the dates shown. The flights are subject to seat availability as well as variations in the price and tariffs.There are loads of places you can fly direct to from Seattle. The most popular destinations for direct flights among KAYAK users are Los Angeles, Ketchikan, Idaho Falls, Honolulu and St. Louis. On average, the cheapest of these destinations on KAYAK over the last 2 weeks for a return flight was Idaho Falls at $213, while the most expensive was ...Flights from Boston to Seattle with American Airlines. Round trip. 1 Adult, Economy class. Book with cash. From. To. Depart. 04/26/24. today. Return. 05/03/24. today. Home. …Check the status of your flight to Boston Logan Airport using the information on our arrivals page. The data on arrival times and status is frequently updated in real time. ... Seattle (SEA) 06:59 am DL568. KE3009. VS1732. Delta Air Lines. Korean Air . Virgin Atlantic . A. Terminal A. Landed - On-time [+] Provincetown (PVC) 07:15 am 9K2001.
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Cheap Flights from Boston (BOS) to Seattle (SEA) Prices were available within the past 7 days and start at £103 for one-way flights and £203 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Reserve one-way or return flights from Boston to Seattle with no change fee on selected ...One-way low-fare flights Boston to Seattle.* From. flight_takeoff. To. flight_land. Budget $ Cabin Class. Select travel class. keyboard_arrow_down. From. To. Fare Type. Dates. Price. From Boston (BOS) To Seattle (SEA) One-way | Saver: Depart: May 8, 2024: From. $139* Seen: 9 hours agoOn average, a flight to Boston costs $298. The cheapest price found on KAYAK in the last 2 weeks cost $29 and departed from Myrtle Beach. The most popular routes on KAYAK are Washington, D.C. to Boston which costs $306 on average, and San Francisco to Boston, which costs $428 on average. See prices from:The two airlines most popular with KAYAK users for flights from Boston to Beijing are Korean Air and Hainan Airlines. With an average price for the route of $1,995 and an overall rating of 8.5, Korean Air is the most popular choice. Hainan Airlines is also a great choice for the route, with an average price of $1,463 and an overall rating of 8.1.Return flights from Seattle SEA to Boston BOS with United If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $620 to $620, it’s easy to find a flight that suits your budget.Helpful Information. All dates and times are local for the airport listed. Gates and times are subject to change. For the most current information, check the airport monitors. Search for a topic... Help Center. Delta Discover Map. Flight Status & Notifications.Shop these exclusive vacation deals from Seattle. The Fly Delta app makes travel easier than ever before. Book a flight, speed through security, track your bag, have your gate information all in one place and more - only with the Fly Delta app. A portion of travel for some itineraries may be on the Delta Connection® carriers: Endeavor Air, Inc ...The two airlines most popular with KAYAK users for flights from San Diego to Boston are Alaska Airlines and Delta. With an average price for the route of $417 and an overall rating of 8.1, Alaska Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $373 and an overall rating of 8.0.Mar 15, 2024 · Compare flight deals to Seattle from Boston from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to Seattle start from $112 one-way. Flex your dates to find the best BOS–SEA ticket prices. Information about flights from Boston to Seattle. When you’re looking to get away and not interested in a precise date, take a look at our flight offers this month. Flight deals from Boston to Seattle are great time of year. Be inspired! Explore the additional services available on lastminute.com even once you have booked your flight Boston ...The cheapest month for flights from Seattle to Boston is February, where tickets cost £175 on average. On the other hand, the most expensive months are June and July, where …Find flights to Seattle from $117. Fly from Boston on American Airlines, Spirit Airlines, JetBlue and more. Search for Seattle flights on KAYAK now to find the best deal.Airfares from $125 One Way, $226 Round Trip from Boston to Seattle. Prices starting at $226 for return flights and $125 for one-way flights to Seattle were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. Mon, May 6 - Tue, May 7.Find flights to Seattle from $117. Fly from Boston on American Airlines, Spirit Airlines, JetBlue and more. Search for Seattle flights on KAYAK now to find the best deal.Search and compare first class flight deals to Seattle. Fly from San Francisco from $319, from Ontario from $407, from Los Angeles from $499. ... Always delays from Boston to Salt lake but this time was very long. Don’t understand while they board the passengers and then make them sit in the plane.For travel between the United States and Canada, $35 USD fee for 1 checked bag and $45 USD fee for second checked bag. For travel between the United States and the U.S. Virgin Islands, Central America (excluding El Salvador and Panama), Caribbean, Guyana or Bermuda, $35 USD fee for 1 checked bag and $45 USD fee for second checked bag.Find cheap flights from Seattle to Massachusetts from. $135. Round-trip. 1 adult. Economy. 0 bags. Add hotel. Thu 5/23. Thu 5/30..