There are 4 airlines that fly direct from Boston to Seattle. They are: Alaska Airlines, Delta, Hainan Airlines and JetBlue. The cheapest price of all airlines flying this route was found … 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). Apr 26, 2020 · $129 Cheap Delta flights Boston (BOS) to Seattle (SEA) Prices were available within the past 7 days and start at $129 for one-way flights and $254 for round trip, for the period specified. Prices and availability are subject to change. Cheap Flights from Boston to Shanghai (BOS-PVG) Prices were available within the past 7 days and start at $762 for one-way flights and $1,226 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 Shanghai with no change fee on selected flights. The calculation of flight time is based on the straight line distance from Boston, MA to Seattle, WA ("as the crow flies"), which is about 2,492 miles or 4 011 kilometers. 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 ... Cheap flights from Boston to Seattle (BOS - SEA) from $89. Round-trip One-way Multi-city. From? To? Tue 4/2. Tue 4/9. 1 adult. Economy. Find Your Flight. The best prices …Cheap Flights from Boston (BOS) to Seattle (SEA) Prices were available within the past 7 days and start at £110 for one-way flights and £205 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals. One way. Return. Fri, 3 May - Tue, 7 May. BOS.Important Information about Ahmedabad to Seattle Flight. Lowest Fare for Ahmedabad to Seattle Flight. ₹ 57505- 28 Jun. Today's Lowest Fare. ₹ 121200. Total flights from Ahmedabad to Seattle in a Week. 120 Flights. First Flight.The two airlines most popular with KAYAK users for flights from Seattle to Boston are Alaska Airlines and Delta. With an average price for the route of C$ 475 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 C$ 323 and an overall rating of 8.0.$129 Cheap Delta flights Boston (BOS) to Seattle (SEA) Prices were available within the past 7 days and start at $129 for one-way flights and $254 for round trip, for the period specified. Prices and availability are subject to change.Disclaimer for Flight Radar Data. Flight B6197 from Boston to Seattle is operated by JetBlue Airways. Scheduled time of departure from Boston Logan Intl is 17:24 EDT and scheduled time of arrival in Seattle Tacoma Intl is 20:35 PDT. The duration of the flight JetBlue Airways B6 197 is 6 hours 11 minutes.She was the No. 1 overall pick by Seattle in the 2002 WNBA draft and played 19 seasons. She retired after the 2022 season as the league's all-time assists leader …Return flight price. Wed 01 May - Sat 04 May. from. £210. One-way flight price: from £210 Flights Departing from: Boston Flights arriving in: Seattle Airlines flying to this destinationOn 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:Seattle is a huge city and is home to a variety of tourist attractions, many of which must be visited by tourists on Seattle flights. Visit the Seattle Art Museum in downtown Seattle to view a great a selection of international art. While in the area, visit the Seattle Aquarium—popular with both adults and children.Cheap Flights from Los Angeles to Seattle (LAX-SEA) Prices were available within the past 7 days and start at $47 for one-way flights and $101 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Los Angeles to Seattle with no change fee on selected ...AS459 and Boston BOS to Seattle SEA Flights. Flight AS459 is code-shared by 5 airlines using the flight numbers AA9302, DE5235, JL6357, KE6222, TN2335. Other flights departing from Boston BOS: AA1467, AA1509, DL5843, WN3047. Other flights arriving at Seattle SEA: DL143, AS767, DL697, DL3953.Cheap Flights from Seattle Paine Field Intl. Airport to Boston (PAE-BOS) Prices were available within the past 7 days and start at $206 for one-way flights and $439 for round trip, for the period specified. Prices and availability are …Seattle is a huge city and is home to a variety of tourist attractions, many of which must be visited by tourists on Seattle flights. Visit the Seattle Art Museum in downtown Seattle to view a great a selection of international art. While in the area, visit the Seattle Aquarium—popular with both adults and children.Flights to Boston, MA (BOS) Origin. Destination. Filters. Boston has the distinction of being one of the oldest cities in the United States, founded in 1630 by Puritan colonists from England, and you can’t throw a rock without hitting a piece of history. Established in 1634, Boston Common’s 50 sprawling acres of green space is the oldest ... Book flights from Boston Logan to Seattle/Tacoma with Southwest Airlines ®. It’s easy to find the Logan International Airport to Seattle-Tacoma International Airport flight to make your booking and travel a breeze. Whether you’re traveling for business or pleasure, solo or with the whole family, you’ll enjoy flying Southwest ®. 08/15/24 - 08/23/24. from. $ 568*. Viewed: 15 hours ago. From. Boston (BOS) To. Seattle (SEA) Roundtrip.There are 4 airlines that fly direct from Boston to Seattle. They are: Alaska Airlines, Delta, Hainan Airlines and JetBlue. The cheapest price of all airlines flying this route was found …Users in need of a one-way flight from Boston to Washington can choose from these deals. Users can also find round-trip Boston to Washington flights by using the search form above. Wed 4/24 5:00 am BOS - SEA. 1 stop 10h 38m American Airlines. Deal found 4/17 $125.Cheap Flights from Seattle Paine Field Intl. Airport to Boston (PAE-BOS) Prices were available within the past 7 days and start at $206 for one-way flights and $439 for round trip, for the period specified. Prices and availability are …Round-trip One-way. Mon 4/22. Mon 4/29. 1 adult, Economy. Find deals. We work with more than 300 partners to bring you better travel deals. The best prices from …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 ... Washington ». Seattle. $227. Flights to Seattle, Seattle. Find flights to Seattle from $125. Fly from Massachusetts on American Airlines, Alaska Airlines, JetBlue and more. Search for Seattle flights on KAYAK now to find the best deal. 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.The Seattle-based airline said in a statement it requested a ground stop for all Alaska and Horizon air flights out of an abundance of caution after it “experienced an …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 ...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 & SeattleTake a look at some of the one-way flights departing to Seattle in the near future. If you're in need of a round-trip flight to Seattle instead, make sure to update the search form at the top of page. mié. 5/22 10:04 am ONT - SEA. Nonstop 2h 53m Frontier. Deal found 4/16 $29.All flights by Alaska Airlines and Horizon Air, which is owned by Alaska, were grounded from 7:30 a.m. to 8:30 a.m. “out of an abundance of caution,” the …There are 4 airlines that fly direct from Boston to Seattle. They are: Alaska Airlines, Delta, Hainan Airlines and JetBlue. The cheapest price of all airlines flying this route was found …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 ...The Seattle-based airline said in a statement it requested a ground stop for all Alaska and Horizon air flights out of an abundance of caution after it “experienced an …fly for about 4.5 hours in the air. 5:48 pm (local time): Logan International (BOS) Boston is 3 hours ahead of Seattle. so the time in Seattle is actually 2:48 pm. taxi on the runway for an average of 9 minutes to the gate. 5:57 pm (local time): arrive at the gate at BOS. deboard the plane, and claim any baggage.There are 4 airlines that fly direct from Boston to Seattle. They are: Alaska Airlines, Delta, Hainan Airlines and JetBlue. The cheapest price of all airlines flying this route was found …Boston to Seattle flight time & Flights Info. Flight Time. 6 hours 21 minutes. Earliest Flight. 06:30⇒09:50. Latest Flight. 19:59⇒23:22. Direct Flight Price.Apr 17, 2024 · Cheap USA to Seattle flights in April & May 2024. Check out some of the best flight deals from USA to Seattle in 2024. Check back in a little while for more flight options. Sat 5/4 11:45 am DEN - SEA. Nonstop 3h 00m Frontier. Tue 5/7 9:35 pm SEA - DEN. Nonstop 2h 50m Frontier. Deal found 4/16 $69. AS364 and Boston BOS to Seattle SEA Flights. Flight AS364 is code-shared by 2 airlines using the flight numbers QR2033, TN2334. Other flights departing from Boston BOS: DL5698, NK2086, AA1434, AA2145. Other flights arriving at Seattle SEA: AS3, DL3840, DL3688, DL4141.Flights from Sun Country Air traveling this route typically cost $397.79 RT. This price is typically 78% cheaper than other airlines that offer Seattle to Boston flights. When booking this route, the cheapest RT price found was $138. 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. Track JetBlue (B6) #498 flight from Seattle-Tacoma Intl to Boston Logan Intl. Flight status, tracking, and historical data for JetBlue 498 (B6498/JBU498) including scheduled, estimated, and actual departure and arrival times.Find and book cheap flights from Logan Intl. Airport to Seattle - Tacoma Intl. Airport with Expedia. Compare prices, dates, airlines and deals for one-way or roundtrip flights from …Disclaimer for AS459 Flight Radar Data. Flight AS459 from Boston to Seattle is operated by Alaska Airlines. Scheduled time of departure from Boston Logan Intl is 07:00 EDT and scheduled time of arrival in Seattle Tacoma Intl is 10:15 PDT. The duration of the flight Alaska Airlines AS 459 is 6 hours 15 minutes.JetBlue offers flights to 90+ destinations with free inflight entertainment, free brand-name snacks and drinks, lots of legroom and award-winning service. 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.14-Mar-2024. 07:37AM EDT Boston Logan Intl - BOS. 10:44AM PDT Seattle-Tacoma Intl - SEA. B39M. 6h 07m. Join FlightAware View more flight history Purchase entire flight history for ASA459. Get Alerts.Find best cheap flight deals from Boston to Seattle today! Compare & reserve one-way or return flight tickets from Boston to Seattle on Trip.com. Browse direct and non-stop flight airfares to Seattle on different airlines.Find and book cheap flights from Logan Intl. Airport to Seattle - Tacoma Intl. Airport with Expedia. Compare prices, dates, airlines and deals for one-way or roundtrip flights from …all flights from Boston (BOS) to Seattle (SEA). On-Time Performance and Delay Statistics - Flightera.net. ... Route Information for Boston to Seattle BOS Boston United States-> 6 hours 18 min 4,010km 2,492mi. SEA Seattle United States. 50 Flights/Week ...In the last 72 hours, the best return deals on flights connecting Boston to Seattle were found on Spirit Airlines ($235) and United Airlines ($249). American Airlines proposed the cheapest one-way flight at $124.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. All deals. One way. Return. Fri, 3 May - Tue, 7 May. BOS.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. All deals. One way. Return. Fri, 3 May - Tue, 7 May. BOS.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).Find the cheapest month – or even day – to fly to Boston Logan International. Apr. from £322. May. from £303. Jun. from £376. Jul. from £417.Cheap JetBlue flights from USA to Seattle. Check out some of the cheapest JetBlue flights we've come across from USA to Seattle. Deals update often to give you more flight options matching your criteria. Wed 5/8 7:30 pm JFK - SEA. Nonstop 6h 19m JetBlue. Fri 5/10 11:59 pm SEA - JFK. Nonstop 5h 21m JetBlue. Deal found 4/18 $217.DAL340. A21N. Arrived / Gate Arrival. Fri 11:00AM EDT. 02:27PM PDT Fri. Boston Logan Intl (KBOS) - Seattle-Tacoma Intl (KSEA) - Flight Finder - Find and track any flight (airline or private) -- search by origin and destination. Cheap Flights from Seattle to Boston (SEA-BOS) Prices were available within the past 7 days and start at $101 for one-way flights and $228 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Seattle to Boston with no change fee on selected flights. Cheap Flights from Boston to Seattle Paine Field Intl. Airport (BOS-PAE) Prices were available within the past 7 days and start at $215 for one-way flights and $463 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.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,...All flights by Alaska Airlines and Horizon Air, which is owned by Alaska, were grounded from 7:30 a.m. to 8:30 a.m. “out of an abundance of caution,” the …DL953 Flight Status Delta Air Lines: Boston to Seattle (DAL953) Delta Air Lines DL 953. Landed On Time. Boston. Boston Logan International Airport (BOS) All BOS Departures > ... DL 953 Flight Status & Schedule Delta Air Lines Boston to Seattle. Date From To Departure Arrival Status; Mar 06: BOS: SEA: 18:39 : 21:07 : Landed. …fly for about 4.5 hours in the air. 5:48 pm (local time): Logan International (BOS) Boston is 3 hours ahead of Seattle. so the time in Seattle is actually 2:48 pm. taxi on the runway for an average of 9 minutes to the gate. 5:57 pm (local time): arrive at the gate at BOS. deboard the plane, and claim any baggage.There are 4 airlines that fly direct from Boston to Seattle. They are: Alaska Airlines, Delta, Hainan Airlines and JetBlue. The cheapest price of all airlines flying this route was found …Cheapest round-trip prices found by our users on KAYAK in the last 72 hours. One-way Round-trip. Seattle 2 stops $211. Spokane 1 stop $358. Pasco 1 stop $437. Bellingham 1 stop $506. Pullman 2 stops $757. Wenatchee 2 stops $875. Portland 1 stop $221.JetBlue offers flights to 90+ destinations with free inflight entertainment, free brand-name snacks and drinks, lots of legroom and award-winning service. 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.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 …Find flights to Seattle from $135. Fly from Boston on Spirit Airlines, United Airlines, American Airlines and more. Search for Seattle flights on KAYAK now to find the best …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.AS459 and Boston BOS to Seattle SEA Flights. Flight AS459 is code-shared by 5 airlines using the flight numbers AA9302, DE5235, JL6357, KE6222, TN2335. Other flights departing from Boston BOS: AA1467, AA1509, DL5843, WN3047. Other flights arriving at Seattle SEA: DL143, AS767, DL697, DL3953.The Seattle-based airline said in a statement it requested a ground stop for all Alaska and Horizon air flights out of an abundance of caution after it “experienced an …The Federal Aviation Administration lifted a ground stop for all Alaska Airlines flights Wednesday after grounding the planes earlier as a result of a computer problem …AS349 and Boston BOS to Seattle SEA Flights. Flight AS349 is code-shared by 3 airlines using the flight numbers AA9369, JL6357, TN2336. Other flights departing from Boston BOS: B6167, DL5670, AA2600, DL627. Other flights arriving at Seattle SEA: UA1986, AS2400, AS2185, AS9441. All flights connecting Boston BOS to Seattle SEA.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. ... The best way to get from Boston to Seattle is to fly which takes 7h 24m and costs $120 - $440. Alternatively, you can train, which costs $130 - $900 and takes 2 days 21h.Disclaimer for Flight Radar Data. Flight B6197 from Boston to Seattle is operated by JetBlue Airways. Scheduled time of departure from Boston Logan Intl is 17:24 EDT and scheduled time of arrival in Seattle Tacoma Intl is 20:35 PDT. The duration of the flight JetBlue Airways B6 197 is 6 hours 11 minutes.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.As of Friday morning, 1,478 flights to and from Dubai had been cancelled since Tuesday, approximately 30% of all flights, according to aircraft flight tracking …14-Mar-2024. 07:37AM EDT Boston Logan Intl - BOS. 10:44AM PDT Seattle-Tacoma Intl - SEA. B39M. 6h 07m. Join FlightAware View more flight history Purchase entire flight history for ASA459. Get Alerts. 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: Feb 4, 2024 · Find the best deals on flights from Boston Logan International (BOS) to Seattle / Tacoma International (SEA). Compare prices from hundreds of major travel agents and airlines, all in one search. Cheap Flights from Boston to San Francisco (BOS-SFO) Prices were available within the past 7 days and start at $98 for one-way flights and $195 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 San Francisco with no change fee on ... 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 your dates to find the best BOS-SEA ticket prices. Return flight price. Wed 01 May - Sat 04 May. from. £210. One-way flight price: from £210 Flights Departing from: Boston Flights arriving in: Seattle Airlines flying to this destinationHow much is the cheapest flight to Boston? Prices were available within the past 7 days and start at $40 for one-way flights and $48 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals. Sun, 8 Dec SEA - BOS with United. 1 stop. from £204. Seattle. £204 per passenger.Departing Wed, 23 Oct, returning Sat, 26 Oct.Return flight with United.Outbound indirect flight with United, departs from Boston Logan International on Wed, 23 Oct, arriving in Seattle / Tacoma International.Inbound indirect flight with United, departs from ... 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, track prices, and book with confidence.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,...
Compare cheap flights and find tickets from Boston (BOS) to Seattle (SEA). Book directly with no added fees. Skyscanner. Help; English (UK) EN Australia $ AUD AUD ($) Flights. Hotels. Car Hire. Cheap Flights from Boston to Seattle ... Add nearby airports. Depart. Return. Cabin Class & Travellers 1 adult, Economy. Direct flights only. Search .... Foight
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 ...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. 08/15/24 - 08/23/24. from. $ 568*. Viewed: 15 hours ago. From. Boston (BOS) To. Seattle (SEA) Roundtrip. Find cheap flights from Seattle to Massachusetts from. $135. Round-trip. 1 adult. Economy. 0 bags. Add hotel. Thu 5/23. Thu 5/30. 9. Virgin Atlantic. Virgin Atlantic, Sir Richard Branson’s brainchild, has always been about breaking the mold and offering a flight experience that’s anything but ordinary. As one of the best airlines to travel to Seattle, Virgin Atlantic brings British flair, a sprinkle of fun, and a whole lot of style to the skies.How much is the cheapest flight to Boston? Prices were available within the past 7 days and start at $40 for one-way flights and $48 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals.Prices were available within the past 7 days and start at $129 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. Mon, May 6 - …Find best cheap flight deals from Boston to Seattle today! Compare & reserve one-way or return flight tickets from Boston to Seattle on Trip.com. Browse direct and non-stop flight airfares to Seattle on different airlines.Flights from Seattle to Boston. Flights to Boston. Massachusetts. United States of America. Flights. Expedia.com. $101 Cheap Flights from Seattle (SEA) to Boston … 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,... Disclaimer for AS317 Flight Radar Data. Flight AS317 from Boston to Seattle is operated by Alaska Airlines. Scheduled time of departure from Boston Logan Intl is 19:59 EDT and scheduled time of arrival in Seattle Tacoma Intl is 23:13 PDT. The duration of the flight Alaska Airlines AS 317 is 6 hours 14 minutes.Boston to Seattle flight time & Flights Info. Flight Time. 6 hours 21 minutes. Earliest Flight. 06:30⇒09:50. Latest Flight. 19:59⇒23:22. Direct Flight Price.Cheap JetBlue flights from USA to Seattle. Check out some of the cheapest JetBlue flights we've come across from USA to Seattle. Deals update often to give you more flight options matching your criteria. Wed 5/8 7:30 pm JFK - SEA. Nonstop 6h 19m JetBlue. Fri 5/10 11:59 pm SEA - JFK. Nonstop 5h 21m JetBlue. Deal found 4/18 $217.Ultra Low Fare Flights from Boston (BOS) to Seattle (SEA) 1 passenger. From. 04/18/2024.Apr 14, 2024 · Cheap Flights from Boston Logan International (BOS) to Seattle (SEA) Compare Boston Logan International to Seattle flight deals. Find the cheapest month or even day of the year to fly to Seattle. Book the best Seattle fare with no extra fees. .