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.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 - …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 …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 ... 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. 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 ...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. …Flights from Seattle to Boston. Flights to Boston. Massachusetts. United States of America. Flights. Expedia.com. $101 Cheap Flights from Seattle (SEA) to Boston …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. 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. 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.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.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.AS349 and Boston BOS to Seattle SEA Flights. Flight AS349 is code-shared by 4 airlines using the flight numbers AA9369, DE5065, JL6357, TN2336. Other flights departing from Boston BOS: B6167, DL5670, AA2600, DL627. Other flights arriving at Seattle SEA: UA1986, WN4275, WN4269, AS2185. All flights connecting Boston BOS to Seattle SEA.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 …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.1 stop. from ₹ 9,206. Seattle. ₹ 10,287 per passenger.Departing Wed, 1 May.One-way flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from Boston Logan International on Wed, 1 May, arriving in Seattle / Tacoma International.Price includes taxes and charges.From ₹ 10,287, select.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 ...There are 4 airlines that fly nonstop from Seattle to New York. They are: Alaska Airlines, Delta, JetBlue and United Airlines. The cheapest price of all airlines flying this route was found with Alaska Airlines at $103 for a one-way flight. On average, the best prices for this route can be found at JetBlue.AS349 and Boston BOS to Seattle SEA Flights. Flight AS349 is code-shared by 4 airlines using the flight numbers AA9369, DE5065, JL6357, TN2336. Other flights departing from Boston BOS: B6167, DL5670, AA2600, DL627. Other flights arriving at Seattle SEA: UA1986, WN4275, WN4269, AS2185. All flights connecting Boston BOS to Seattle SEA.ATL. Hartsfield-Jackson Atlanta Intl. $106. Roundtrip. just found. Cheap flights from Boston , MA to all destinations. Find best deals for flights from Boston , MA from top airlines with great prices at Expedia.com.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.The cheapest way to get from Boston to Seattle costs only $294, and the quickest way takes just 7½ hours. Find the travel option that best suits you. ... Flights from Boston to Seattle via Minneapolis Ave. Duration 7h 50m When Monday, Wednesday, Thursday, and Friday Estimated price $290–900. Show more operators. Train operators.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 …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 …The two airlines most popular with KAYAK users for flights from Boston to San Francisco are Alaska Airlines and Delta. With an average price for the route of $371 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 $338 and an overall rating of 8.0.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.Cheap Flights from Seattle (SEA) to Boston (BOS) Prices were available within the past 7 days and start at £102 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 Seattle to Boston with no change fee on selected ...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 …Flights from Boston to Seattle. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Boston to Seattle. Find the best flights fast,...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.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.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.Looking for a cheap flight? 25% of our users found tickets from Boston to the following destinations at these prices or less: Reykjavik $290 one-way - $419 round-trip; London $407 one-way - $668 round-trip; Miami $148 one-way - $316 round-trip. Morning departure is around 4% cheaper than an evening flight, on average*.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.The two airlines most popular with KAYAK users for flights from Boston to Rome are Scandinavian Airlines and TAP AIR PORTUGAL. With an average price for the route of $562 and an overall rating of 7.4, Scandinavian Airlines is the most popular choice. TAP AIR PORTUGAL is also a great choice for the route, with an average price of $759 and …FlightView (BOS) Boston Flight Tracker & Airport Delays. Logan Intl (BOS) - Boston, MA. ArrivalsDeparturesAirport DelayWeatherParkingLimos. BOS Arrivals. Select an airline... Aer Lingus - EI Aeroflot Airlines - SU Aeromexico - AM Air Canada - AC Air China - CA Air France - AF Air India - AI Air Inuit - 3H Air Jamaica - JM Air Labrador - WJ Air ...Flights from Boston to Seattle. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Boston to Seattle. Find the best flights fast,...Southwest destinations from Boston with flights in the past. ATL Atlanta. LAST FLIGHT WAS SCHEDULED 2020-01-01 CMH Columbus. LAST FLIGHT WAS SCHEDULED 2020-10-30 FLL Fort Lauderdale. LAST FLIGHT WAS SCHEDULED 2021-04-10 HOU Houston. LAST FLIGHT WAS SCHEDULED 2023-10-01 IND Indianapolis. 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. Airlines adjust prices for flights from Boston to Seattle based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.There are 5 airlines that fly nonstop from Boston to Chicago. They are: American Airlines, Delta, JetBlue, Southwest and United Airlines. The cheapest price of all airlines flying this route was found with JetBlue at $81 for a one-way flight. On average, the best prices for this route can be found at JetBlue.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.Boston Logan, MA to Seattle/Tacoma, WA. departing on 10/29. one-way starting at*. $179. Book now. * Restrictions and exclusions apply. Seats and dates are limited. Select markets. 17 travel days available.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.Purchase a flight up to 331 days in advance. You can now purchase flights as far out as 331 days from the date of booking at any time. Our flight schedules will automatically extend day-by-day. Check out our Best Fare Finder to see if we have flights scheduled during your desired dates for a chosen route. See flight availability.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)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.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.Direct (non-stop) flights from Seattle to Boston All flight schedules from Seattle Tacoma International , Washington , USA to General Edward Lawrence Logan International , Massachusetts , USA. This route is operated by 3 airline(s), and the flight time is 6 hours and 29 minutes. The distance is 2502 miles.Find United Airlines cheap flights from Seattle to Boston. Enjoy a Seattle to Boston modern flight experience in premium cabins with Wi-Fi. 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. 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 ... Searching for cheap flights from Seattle to Boston? Enjoy comfort, premium cabin legroom and free movies with Alaska Airlines. Find the lowest fares today. 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.ATL. Hartsfield-Jackson Atlanta Intl. $106. Roundtrip. just found. Cheap flights from Boston , MA to all destinations. Find best deals for flights from Boston , MA from top airlines with great prices at Expedia.com. 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) 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.Wed, 15 May BOS - SEA with Frontier Airlines. 1 stop. from £186. Boston. £202 per passenger.Departing Sat, 27 Apr, returning Sun, 28 Apr.Return flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Sat, 27 Apr, arriving in Boston Logan International.Inbound direct flight with Delta departs from ...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.AS349 and Boston BOS to Seattle SEA Flights. Flight AS349 is code-shared by 4 airlines using the flight numbers AA9369, DE5065, JL6357, TN2336. Other flights departing from Boston BOS: B6167, DL5670, AA2600, DL627. Other flights arriving at Seattle SEA: UA1986, WN4275, WN4269, AS2185. All flights connecting Boston BOS to Seattle SEA.Sat, Jun 1 SEA – CGK with ANA (All Nippon Airways) 1 stop. from $751. Seattle.$856 per passenger.Departing Sat, May 25, returning Thu, May 30.Round-trip flight with ANA (All Nippon Airways).Outbound indirect flight with ANA (All Nippon Airways), departing from Soekarno-Hatta on Sat, May 25, arriving in Seattle / Tacoma …Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight.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 … 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. 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 EastMaybe 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. 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. 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 ... 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: 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 ...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 EastShop 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 ...Find cheap flights from Seattle to Massachusetts from. $135. Round-trip. 1 adult. Economy. 0 bags. Add hotel. Thu 5/23. Thu 5/30.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 ...Compare flight deals to Seattle from Boston from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flex your dates to find the best Boston-Seattle ticket …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.The cheapest way to get from Boston to Seattle costs only $294, and the quickest way takes just 7½ hours. Find the travel option that best suits you. ... Flights from Boston to Seattle via Minneapolis Ave. Duration 7h 50m When Monday, Wednesday, Thursday, and Friday Estimated price $290–900. Show more operators. Train operators.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.Cheap Seattle to Boston flights in April & May 2024. Listed are some of the best fares we've found on flights departing from Seattle to Boston in 2024. Check back regularly for other flight deals. jue. 2/5 9:05 p.m. SEA - BOS. Nonstop 5h 31m JetBlue. mié. 8/5 4:25 p.m. BOS - SEA. Nonstop 6h 05m JetBlue.Options for some of the cheapest premium economy flights from Boston we have found on Cheapflights are as follows: Fly from Boston Logan Intl to Memphis starting at $408. Fly from Boston Logan Intl to Sarasota starting at $412. Fly from Boston Logan Intl to Myrtle Beach starting at $438. 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. There are 3 airlines that fly nonstop from Seattle to New York John F Kennedy Intl Airport. They are: Alaska Airlines, Delta and JetBlue. The cheapest price of all airlines flying this route was found with JetBlue at $124 for a one-way flight. On average, the best prices for this route can be found at JetBlue.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).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.
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 SEA. Public iptv playlist
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 …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 ... Cheap flights from Seattle to Boston (SEA - BOS): Compare last minute flight deals, direct flights and round-trip flights with Orbitz today! Skip to main content. ... Prices starting at $245 for return flights and $101 for one-way flights to Boston were the cheapest prices found within the past 7 days, for the period specified.On average, a flight to Seattle costs $373. The cheapest price found on KAYAK in the last 2 weeks cost $44 and departed from Phoenix Sky Harbor Intl Airport. The most popular routes on KAYAK are Chicago to Seattle which costs $357 on average, and Los Angeles to Seattle, which costs $355 on average. See prices from: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 … 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 ... 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 …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:Sun, Nov 10 SEA – FRA with Aer Lingus. 1 stop. from $506. Seattle.$510 per passenger.Departing Mon, Dec 2, returning Mon, Dec 16.Round-trip flight with British Airways.Outbound indirect flight with British Airways, departing from Frankfurt am Main on Mon, Dec 2, arriving in Seattle / Tacoma International.Inbound indirect flight with British ... The cheapest month for flights from Boston to Seattle is January, where tickets cost ₹ 18,148 on average. On the other hand, the most expensive months are June and July, where the average cost of tickets is ₹ 42,820 and ₹ 41,649 respectively. Take a look at the list of non stop flights and flights with layovers from Boston to Seattle with the lowest price of $47. The fastest direct flight takes 6h and the fastest connecting – 7h 26m. *Departure and arrival times - local.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 …Airlines adjust prices for flights from Boston to Seattle based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. 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. 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. .