See all routes, airlines and scheduled direct (non-stop) flights from Seattle Tacoma International (SEA). Find detailed information for each departure 9 months ahead and explore all 127 destinations with our smart search tool and route map.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.Search for a Delta flight round-trip, multi-city or more. You choose from over 300 destinations worldwide to find a flight that fits your schedule.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.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.Find flights to Seattle from $132. Fly from Boston on Spirit Airlines, United Airlines, American Airlines and more. Search for Seattle flights on KAYAK now to find the best deal.Reportedly, Air India may deploy Boeing 777-9 for its likely nonstop service to India from Dallas and Los Angeles. A fleet of new widebody B777-9 planes will join Air India starting from the end of 2024, as part of the US$34-billion deal with Boeing. Currently, IndianEagle.com has best deals for LAX, Seattle and Dallas to India flights by ...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.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.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.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.The two airlines most popular with KAYAK users for flights from Boston to Denver are Alaska Airlines and Delta. With an average price for the route of $418 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 $331 and an overall rating of 8.0.Cheapest Flights from Boston (BOS) to Seattle (SEA) The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were CA $337 round trip and CA $170 one way. Prices and availability subject to change. Additional terms may apply. Thu., 25 Apr. - Sun., 28 Apr. BOS. Boston. SEA. Seattle. 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. 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 …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.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.Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight.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.Southwest destinations from Seattle with flights in the past. AUS Austin. LAST FLIGHT WAS SCHEDULED 2018-01-05 HOU Houston. LAST FLIGHT WAS SCHEDULED 2020-09-05 MKE Milwaukee. LAST FLIGHT WAS SCHEDULED 2020-09-05 SAN San Diego. LAST FLIGHT WAS SCHEDULED 2020-09-05 Frequently Asked Questions (FAQ)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.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 … My dates are flexible. SHOW FARES. Include Nearby Airports. Search for a Delta flight round-trip, multi-city or more. You choose from over 300 destinations worldwide to find a flight that fits your schedule. 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.Connecting flights between Boston, MA and Seattle, WA. Here is a list of connecting flights from Boston, Massachusetts to Seattle, Washington. This can help you find a one-stop flight with the shortest layover time. We found a total of 15 flights to Seattle, WA with one connection: Airline routes; American Airlines BOS to CLT to SEAAirbus 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.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 …Nov 27, 2023 · 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 ... First Class. $367. Boston. Search and compare first class flight deals to Boston. Fly from Washington, D.C. from $319, from Washington, D.C. from $338, from Chicago from $387. Book your first class tickets to Boston. 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 …Jan 18, 2023 · Direct flights from Montreal, Boston, New York, Toronto, Calgary, Seattle, Washington Breathe in the fresh ocean air of Barbados at O2 Beach Club & Spa , a brand-new, all-inclusive luxury resort ... The cheapest flight to Boston in the next 60 days costs $105.95 and departs on 7th May. 5h 30m. Shortest flight time. $105.95. Cheapest flight in next 60 days. 4000 km. Distance.Enjoy a complimentary meal and our in-flight entertainment system on Dublin and Shannon connecting transatlantic flights from Boston with Aer Lingus. With three Wi-Fi options to choose from, you can keep in touch while you’re in the sky. Flying from Boston. Boston Logan International Airport (BOS) is located 5 km from city centre in EastFlights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.. The average price for connecting flights from Seattle to Boston is not available.. The average price for …Flights from Seattle to Boston. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Seattle to Boston. Find the best flights fast,...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. Seattle/Tacoma, WA to Boston Logan, MA. departing on 11/5. one-way starting at*. $203. Book now. * Restrictions and exclusions apply. Seats and dates are limited. Select markets. 18 travel days available.Search for a Delta flight round-trip, multi-city or more. You choose from over 300 destinations worldwide to find a flight that fits your schedule. Searching for cheap flights from Seattle to Boston? Enjoy comfort, premium cabin legroom and free movies with Alaska Airlines. Find the lowest fares today. On 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: Flights from Seattle to Boston. Flights to Boston. Massachusetts. United States of America. Flights. Expedia.com. $101 Cheap Flights from Seattle (SEA) to Boston …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.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.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 agoDistance 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.Flights from Boston to Shanghai. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Boston to Shanghai.Each day, there are between 12 and 18 nonstop flights that take off from Seattle and land in Boston, with an average flight time of 5h 27m. The most common departure time is 15:00 and most flights take off in the morning. Each week, there are 109 flights. The most frequent day of departure is Sunday, when 17% of all weekly flights depart.Mon, May 13 BOS – SEA with Spirit Airlines. 1 stop. from $247. Boston.$253 per passenger.Departing Tue, Apr 30, returning Tue, May 14.Round-trip flight with American Airlines.Outbound indirect flight with American Airlines, departing from Seattle / Tacoma International on Tue, Apr 30, arriving in Boston Logan International.Inbound indirect ...The two airlines most popular with KAYAK users for flights from Boston to Vancouver are Alaska Airlines and Delta. With an average price for the route of $631 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 $530 and an overall rating of 8.0.Flights from Seattle to Boston. Flights to Boston. Massachusetts. United States of America. Flights. Expedia.com. $101 Cheap Flights from Seattle (SEA) 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 ... Flight deals from Seattle to Boston Logan International. Looking for a cheap last-minute deal or the best round-trip flight from Seattle to Boston Logan International? Find the …Search for a Delta flight round-trip, multi-city or more. You choose from over 300 destinations worldwide to find a flight that fits your schedule.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.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.Jan 18, 2023 · Direct flights from Montreal, Boston, New York, Toronto, Calgary, Seattle, Washington Breathe in the fresh ocean air of Barbados at O2 Beach Club & Spa , a brand-new, all-inclusive luxury resort ... Search and compare first class flight deals to Boston. Fly from Washington, D.C. from $319, from Washington, D.C. from $338, from Chicago from $387. Book your first class tickets to Boston. Direct. from $286. Boston.$287 per passenger.Departing Mon, Apr 29, returning Tue, May 7.Round-trip flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departing from Seattle / Tacoma International on Mon, Apr 29, arriving in Boston Logan International.Inbound direct flight with Alaska Airlines departing from Boston Logan ... Use Google Flights to find cheap departing flights to Boston and to track prices for specific travel dates for your next getaway.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.Use Google Flights to plan your next trip and find cheap one way or round trip flights from Boston to anywhere in the world.Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight.Southwest destinations from Seattle with flights in the past. AUS Austin. LAST FLIGHT WAS SCHEDULED 2018-01-05 HOU Houston. LAST FLIGHT WAS SCHEDULED 2020-09-05 MKE Milwaukee. LAST FLIGHT WAS SCHEDULED 2020-09-05 SAN San Diego. LAST FLIGHT WAS SCHEDULED 2020-09-05 Frequently Asked Questions (FAQ)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.Use Google Flights to plan your next trip and find cheap one way or round trip flights from Boston to anywhere in the world.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.The best one-way flight to Seattle from Boston in the past 72 hours is $125. The best round-trip flight deal from Boston to Seattle found on momondo in the last 72 hours is $217. The fastest flight from Boston to Seattle takes 6h 05m. Direct flights go from Boston to Seattle every day. There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)Lowest Fare for Boston to Seattle Flight ₹ 10665- 27 Apr: Today's Lowest Fare ₹ 0: Total flights from Boston to Seattle in a Week : 142 Flights : First Flight: American Airlines, departs at 05:25: Last Flight: JetBlue Airways, Alaska Airlines, departs at 20:25: Non-Stop Flights from Boston to Seattle: 9: Airport Name & codes of Boston & Seattle 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 ... Airport information for your flight from Boston (BOS) Logan International Airport (BOS), often referred to as Boston Logan, is located three miles (five km) from downtown. Access the airport’s free Wi-Fi while you wait for your flight from Boston. The Boston airport has a United Club℠ location.Boston 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 ...6 days ago · 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. 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.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.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.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 …Search for a Delta flight round-trip, multi-city or more. You choose from over 300 destinations worldwide to find a flight that fits your schedule.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. The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $247 round trip and one way. Prices and availability subject to change. Additional terms may apply. Wed, Apr 3 - Wed, Apr 10. BOS. Boston. SEA. Seattle. 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.The two airlines most popular with KAYAK users for flights from Boston to Vancouver are Alaska Airlines and Delta. With an average price for the route of $631 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 $530 and an overall rating of 8.0.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 - …Apr 14, 2024 · If you're flying from Boston Logan International Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 12.1 miles away from the center of Seattle. We've found flights to this airport from $252 . Seattle / Tacoma to Boston Flights. Flights from SEA to BOS are operated 33 times a week, with an average of 5 flights per day. Departure times vary between 06:30 - 23:59. The earliest flight departs at 06:30, the last flight departs at 23:59. However, this depends on the date you are flying so please check with the full flight schedule above ...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.
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.. London from atl
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.There are 3 airlines that fly nonstop from Raleigh to Boston. They are: Delta, Frontier and JetBlue. The cheapest price of all airlines flying this route was found with Frontier at $39 for a one-way flight. On average, the best prices for this route can be found at Frontier.Jan 28, 2024 · 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. Find flights to Seattle from $120. Fly from Boston on Sun Country Air, American Airlines, Spirit Airlines and more. Search for Seattle flights on KAYAK now to find the best deal.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.Flights from Seattle to Boston. Flights to Boston. Massachusetts. United States of America. Flights. Expedia.com. $101 Cheap Flights from Seattle (SEA) to Boston …Looking for a cheap flight? 25% of our users found tickets from Boston to the following destinations at these prices or less: New York $135 one-way - $462 round-trip; Orlando $81 one-way - $163 round-trip; Miami $148 one-way - $316 round-trip. Morning departure is around 7% cheaper than an evening flight, on average*.Reportedly, Air India may deploy Boeing 777-9 for its likely nonstop service to India from Dallas and Los Angeles. A fleet of new widebody B777-9 planes will join Air India starting from the end of 2024, as part of the US$34-billion deal with Boeing. Currently, IndianEagle.com has best deals for LAX, Seattle and Dallas to India flights by ...Flight + hotel deals to Boston, Massachusetts (BOS) Sheraton Boston Hotel. The newly renovated Sheraton Boston Hotel is conveniently located in the heart of Boston's historic Back Bay neighborhood, steps away to over 200 shops and restaurants, including indoor skywalk connections to two premier shopping centers. Searching for cheap flights from Seattle to Boston? Enjoy comfort, premium cabin legroom and free movies with Alaska Airlines. Find the lowest fares today. 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.Looking for a cheap flight? 25% of our users found tickets from Boston to the following destinations at these prices or less: New York $135 one-way - $462 round-trip; Orlando $81 one-way - $163 round-trip; Miami $148 one-way - $316 round-trip. Morning departure is around 7% cheaper than an evening flight, on average*.Check the status of your flight to Boston Logan Airport using the information on our departures page. The data on departures times and status is frequently updated in real time. ... Seattle (SEA) 07:00 am AS459. AA9302. DE5235. JL6357. KE6222. TN2335. Alaska Airlines. American Airlines . Condor . JAL . Korean Air . Air Tahiti Nui . B. …On 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:Reportedly, Air India may deploy Boeing 777-9 for its likely nonstop service to India from Dallas and Los Angeles. A fleet of new widebody B777-9 planes will join Air India starting from the end of 2024, as part of the US$34-billion deal with Boeing. Currently, IndianEagle.com has best deals for LAX, Seattle and Dallas to India flights by ... Direct. from $286. Boston.$287 per passenger.Departing Mon, Apr 29, returning Tue, May 7.Round-trip flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departing from Seattle / Tacoma International on Mon, Apr 29, arriving in Boston Logan International.Inbound direct flight with Alaska Airlines departing from Boston Logan ... 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.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.Jan 28, 2024 · 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. .