Title: £73 Cheap Flights from Baltimore to Seattle (BWI to SEA) - Expedia.co.uk ![](https://images.trvl-media.com/place/178307/82efb684-8d05-4b09-b7ea-52d5ab4ea1ac.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178307/82efb684-8d05-4b09-b7ea-52d5ab4ea1ac.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £73 Cheap Flights from Baltimore (BWI) to Seattle (SEA) [View £73 flight on Tue, 21 Oct 2025](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:BWI,to:SEA,departure:21/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:72.10&airProductToken=AQpDCiAIxJgBEgQyODg0GMFFIMx8KM79-gIw8_76AjhFQABYAQofCMSYARIDNTA1GMx8IJIBKLn_-gIwoYH7AjhFQAFYARIKCAEQARgBKgJETBgBIgQIARABKAQwAQ) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Baltimore Washington International Airport (BWI) to Seattle-Tacoma International Airport (SEA) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:bwi,to:sea,departure:29/09/2025TANYT&leg2=from:sea,to:bwi,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:bwi,to:sea,departure:29/09/2025TANYT&leg2=from:sea,to:bwi,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.co.uk/Flights-Search?leg1=from:bwi,to:sea,departure:29/09/2025TANYT&leg2=from:sea,to:bwi,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.co.uk/Flights-Search?leg1=from:bwi,to:sea,departure:29/09/2025TANYT&leg2=from:sea,to:bwi,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:bwi,to:sea,departure:29/09/2025TANYT&leg2=from:sea,to:bwi,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![Sun Country Airlines](https://a.travel-assets.com/air/airlines/sy_sq.svg) Sun Country Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:bwi,to:sea,departure:29/09/2025TANYT&leg2=from:sea,to:bwi,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SY"}}]) - ![Frontier Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:bwi,to:sea,departure:29/09/2025TANYT&leg2=from:sea,to:bwi,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) ## Cheap Flights from Baltimore (BWI) to Seattle (SEA) Prices were available within the past 7 days and start at £73 for one-way flights and £167 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Mon, 24 Nov - Wed, 3 Dec BWI Baltimore SEA Seattle £167 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BWI,to:SEA,departure:24/11/2025TANYT&leg2=from:SEA,to:BWI,departure:03/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:166.70&airProductToken=AQpFCiEIxJgBEgQyNDgwGMFFIOO0ASjq-_0CMM_8_QI4RUAAWAEKIAjEmAESAzU2NRjjtAEgkgEo-Pz9AjC2__0COEVAAVgBCkMKHwjEmAESAzU0MhiSASDgXCjr4P4CMIrj_gI4RUAAWAEKIAjEmAESBDI1OTAY4FwgwUUoveP-AjCn5P4COEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, 8 Nov - Sat, 15 Nov BWI Baltimore SEA Seattle £189 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BWI,to:SEA,departure:08/11/2025TANYT&leg2=from:SEA,to:BWI,departure:15/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:189.00&airProductToken=AQovCi0IwaYBEgMzNDkYwUUgkgEolsP8AjD2xfwCOFhAAFgBagJTVnIIT0gyT1hVQk4KLwotCMGmARIDMzc4GJIBIMFFKMOU_QIw9Jb9AjhYQABYAWoCU1ZyCE9IMk9YVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Mon, 24 Nov - Fri, 28 Nov BWI Baltimore SEA Seattle £194 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BWI,to:SEA,departure:24/11/2025TANYT&leg2=from:SEA,to:BWI,departure:28/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:193.60&airProductToken=AQpFCiEIxJgBEgQyNDgwGMFFIOO0ASjq-_0CMM_8_QI4RUAAWAEKIAjEmAESAzU2NRjjtAEgkgEo-Pz9AjC2__0COEVAAVgBCkQKIAjEmAESBDExNjUYkgEg8hIomqr-AjCSq_4COEVAAFgBCiAIxJgBEgQyMDc5GPISIMFFKOOs_gIw0q7-AjhFQAFYARIKCAEQARgBKgJETBgBIgQIARABKAQwAQ) ![Hawaiian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/HA.gif) Tue, 25 Nov - Tue, 2 Dec BWI Baltimore SEA Seattle £205 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BWI,to:SEA,departure:25/11/2025TANYT&leg2=from:SEA,to:BWI,departure:02/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:204.10&airProductToken=AQoiCiAIyIIBEgQ0ODQxGMFFIJIBKJCC_gIw9oT-AjhVQABYAQoiCiAIyIIBEgQ2NjM1GJIBIMFFKJLZ_gIwwNv-AjhVQABYARIKCAEQARgBKgJIQRgBIgQIARABKAQwAQ) ![Hawaiian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/HA.gif) Fri, 28 Nov - Wed, 3 Dec BWI Baltimore SEA Seattle £212 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BWI,to:SEA,departure:28/11/2025TANYT&leg2=from:SEA,to:BWI,departure:03/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:211.60&airProductToken=AQoiCiAIyIIBEgQ0ODQxGMFFIJIBKPCj_gIw1qb-AjhVQABYAQoiCiAIyIIBEgQ2NjM1GJIBIMFFKLLk_gIw4Ob-AjhVQABYARIKCAEQARgBKgJIQRgBIgQIARABKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Wed, 26 Nov - Fri, 28 Nov BWI Baltimore SEA Seattle £221 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BWI,to:SEA,departure:26/11/2025TANYT&leg2=from:SEA,to:BWI,departure:28/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:220.40&airProductToken=AQpECiAIxJgBEgQxMTc2GMFFIPISKL-N_gIw5o_-AjhFQABYAQogCMSYARIEMjkyMRjyEiCSASiwkf4CML6S_gI4RUABWAEKRAogCMSYARIEMTE2NRiSASDyEiiaqv4CMJKr_gI4RUAAWAEKIAjEmAESBDIwNzkY8hIgwUUo46z-AjDSrv4COEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![Hawaiian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/HA.gif) Fri, 28 Nov - Tue, 2 Dec BWI Baltimore SEA Seattle £227 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BWI,to:SEA,departure:28/11/2025TANYT&leg2=from:SEA,to:BWI,departure:02/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:226.70&airProductToken=AQoiCiAIyIIBEgQ0ODQxGMFFIJIBKPCj_gIw1qb-AjhVQABYAQoiCiAIyIIBEgQ2NjM1GJIBIMFFKJLZ_gIwwNv-AjhVQABYARIKCAEQARgBKgJIQRgBIgQIARABKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 29 Oct - Wed, 5 Nov BWI Baltimore SEA Seattle £242 Return found 2 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BWI,to:SEA,departure:29/10/2025TANYT&leg2=from:SEA,to:BWI,departure:05/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:241.70&airProductToken=AQovCi0IwaYBEgMzNDkYwUUgkgEomtL7AjD61PsCOFhAAFgBagJTVnIIT0gyT1hVQk4KLwotCMGmARIDMzc4GJIBIMFFKIOk_AIwtKb8AjhYQABYAWoCU1ZyCE5IMk9BU0JOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Thu, 27 Nov - Sun, 30 Nov BWI Baltimore SEA Seattle £353 Return found 4 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BWI,to:SEA,departure:27/11/2025TANYT&leg2=from:SEA,to:BWI,departure:30/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:352.10&airProductToken=AQpmCjEIwYIBEgQzNjg0GMFFIK4cKJSY_gIwm5n-AjhCQABYAWoFQkFTSUNyCE5WQUlaU0JWCjEIwYIBEgQyMzk4GK4cIJIBKIGb_gIwop3-AjhCQAFYAWoFQkFTSUNyCE5WQUlaU0JWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Thu, 27 Nov - Sun, 30 Nov BWI Baltimore SEA Seattle £598 Return found 4 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BWI,to:SEA,departure:27/11/2025TANYT&leg2=from:SEA,to:BWI,departure:30/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:597.80&airProductToken=AQpqCjMI1YIBEgQxMzE2GMFFIK4cKKOY_gIwq5n-AjhLQABYAWoHRUNPTk9NWXIIS0FBMkFGRE4KMwjVggESBDE2MjAYrhwgkgEo9Zn-AjCSnP4COEtAAVgBagdFQ09OT01ZcghLQUEyQUZETgpqCjMI1YIBEgQyMDE5GJIBIK4cKLXD_gIwpsX-AjhWQABYAWoHRUNPTk9NWXIIVkFBM1BGRE4KMwjVggESBDIzMDIYrhwgwUUokcb-AjCDx_4COFFAAVgBagdFQ09OT01ZcghRQUE0T0tFThIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAE) ## Find the cheapest month to fly from Baltimore (BWI) to Seattle (SEA) ### February is typically the cheapest month to fly From £121 - £294 per traveller. Flight from Baltimore to Seattle route information | Origin airport | Baltimore Washington Intl. Thurgood Marshall | | --- | --- | | Destination airport | Seattle - Tacoma Intl. | | Airlines serving | Alaska Airlines, American Airlines, Delta, United | | Return price | £167 | | Distance | 3725 km | | Average flight time | 3 hours 41 mins | ## Compare flights from Baltimore to Seattle easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Baltimore to Seattle. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Seattle - Tacoma Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl..   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Baltimore Washington Intl. Thurgood Marshall (BWI) to Seattle - Tacoma Intl. (SEA) The easiest way to view the best deals on flights from Baltimore to Seattle today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl. start at just £167 and range up to £598.   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Baltimore and Seattle - booking your flight during November, the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Baltimore to Seattle flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Frequently asked questions ### How much is a flight from BWI Airport to Sea-Tac Airport? > Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey from BWI to Sea-Tac Airport was £167. Fares this good don't stick around for long, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from BWI Marshall to Sea-Tac Airport? > The majority of flights can be conveniently cancelled online, but whether or not you are charged a fee varies between airlines. If you do need to cancel your trip, follow the easy instructions in the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033). ### How do I find cheap flights from BWI Airport to SEA that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for BWI Airport to Seattle - Tacoma Intl. Airport (SEA) flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from BWI Airport to Seattle - Tacoma Intl. Airport (SEA)? > The flight distance between BWI Marshall and Sea-Tac Airport is 3,800 kilometres. Pack yourself a drink, some snacks and a few good podcasts. Keep yourself entertained and the hours will fly by. ### Which airlines fly direct from BWI Marshall to SEA? > Flying straight from BWI Airport to Sea-Tac Airport is a cinch with Alaska Airlines (AS). This top airline operates 30 flights every month. ### Are BWI Marshall to Seattle - Tacoma Intl. Airport (SEA) flight tickets cheaper when they're purchased at the last minute? > Booking your trip from BWI to Seattle - Tacoma Intl. Airport (SEA) at the last minute could be your ticket to an awesome deal. However, it might cost you a whole lot more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred carrier hasn't released tickets yet, check back regularly as deals are updated on Expedia all the time. ## Explore a world of travel with Expedia - Trending Routes - Trending Flights - Top Flights Destinations - Related Airlines - Nearby Airports - Cheap Flights from Other Airports - Expedia's Latest Trends ### Top Routes from Baltimore - [Baltimore to Chicago (BWI - ORD)](https://expedia.co.uk/lp/flights/bwi/ord/baltimore-to-chicago) - [Baltimore to Los Angeles (BWI - LAX)](https://expedia.co.uk/lp/flights/bwi/lax/baltimore-to-los-angeles) - [Baltimore to Bologna (BWI - BLQ)](https://expedia.co.uk/lp/flights/bwi/blq/baltimore-to-bologna) - [Baltimore to Bucharest (BWI - OTP)](https://expedia.co.uk/lp/flights/bwi/otp/baltimore-to-bucharest) - [Baltimore to Barcelona (BWI - BCN)](https://expedia.co.uk/lp/flights/bwi/bcn/baltimore-to-barcelona) - [Baltimore to London (BWI - STN)](https://expedia.co.uk/lp/flights/bwi/stn/baltimore-to-london) - [Baltimore to Reykjavik (BWI - KEF)](https://expedia.co.uk/lp/flights/bwi/kef/baltimore-to-reykjavik) - [Baltimore to Seville (BWI - SVQ)](https://expedia.co.uk/lp/flights/bwi/svq/baltimore-to-seville) - [Baltimore to London (BWI - LHR)](https://expedia.co.uk/lp/flights/bwi/lhr/baltimore-to-london) - [Baltimore to Orlando (BWI - MCO)](https://expedia.co.uk/lp/flights/bwi/mco/baltimore-to-orlando) ### Top Routes to Seattle - [Newark Liberty Intl. Airport to Seattle (EWR - SEA)](https://expedia.co.uk/lp/flights/ewr/sea/newark-liberty-intl-airport-to-seattle) - [Los Angeles to Seattle (LAX - SEA)](https://expedia.co.uk/lp/flights/lax/sea/los-angeles-to-seattle) - [Bristol to Seattle (BRS - SEA)](https://expedia.co.uk/lp/flights/brs/sea/bristol-to-seattle) - [London to Seattle (LCY - SEA)](https://expedia.co.uk/lp/flights/lcy/sea/london-to-seattle) - [Boston to Seattle (BOS - SEA)](https://expedia.co.uk/lp/flights/bos/sea/boston-to-seattle) - [New York to Seattle (LGA - SEA)](https://expedia.co.uk/lp/flights/lga/sea/new-york-to-seattle) - [Leeds to Seattle (LBA - SEA)](https://expedia.co.uk/lp/flights/lba/sea/leeds-to-seattle) - [Edinburgh to Seattle (EDI - SEA)](https://expedia.co.uk/lp/flights/edi/sea/edinburgh-to-seattle) - [New York to Seattle (JFK - SEA)](https://expedia.co.uk/lp/flights/jfk/sea/new-york-to-seattle) - [Dublin to Seattle (DUB - SEA)](https://expedia.co.uk/lp/flights/dub/sea/dublin-to-seattle) - [Birmingham to Seattle (BHX - SEA)](https://expedia.co.uk/lp/flights/bhx/sea/birmingham-to-seattle) - [Newcastle to Seattle (NCL - SEA)](https://expedia.co.uk/lp/flights/ncl/sea/newcastle-to-seattle) ### Top Routes from Baltimore - [British Airways Baltimore to London](https://expedia.co.uk/lp/flight-routes/british-airways-from-baltimore-washington-intl-thurgood-marshall-to-heathrow/ba/bwi/lhr) ### Top Routes to Seattle - [KLM London to Seattle](https://expedia.co.uk/lp/flight-routes/klm-from-london-city-to-seattle-tacoma-intl/kl/lcy/sea) - [Alaska Airlines Boston to Seattle](https://expedia.co.uk/lp/flight-routes/alaska-airlines-from-logan-intl-to-seattle-tacoma-intl/as/bos/sea) - [Alaska Airlines New York to Seattle](https://expedia.co.uk/lp/flight-routes/alaska-airlines-from-john-f-kennedy-intl-to-seattle-tacoma-intl/as/jfk/sea) - [Aer Lingus Dublin to Seattle](https://expedia.co.uk/lp/flight-routes/aer-lingus-from-dublin-to-seattle-tacoma-intl/ei/dub/sea) - [British Airways Newcastle to Seattle](https://expedia.co.uk/lp/flight-routes/british-airways-from-newcastle-intl-to-seattle-tacoma-intl/ba/ncl/sea) - [British Airways Manchester to Seattle](https://expedia.co.uk/lp/flight-routes/british-airways-from-manchester-to-seattle-tacoma-intl/ba/man/sea) ### Top Flight Destinations - [Flights to Las Vegas](https://expedia.co.uk/Cheap-Flights-To-Las-Vegas.d178276.Travel-Guide-Flights) - [Flights to New York](https://expedia.co.uk/Cheap-Flights-To-New-York.d178293.Travel-Guide-Flights) - [Flights to Orlando](https://expedia.co.uk/Cheap-Flights-To-Orlando.d178294.Travel-Guide-Flights) - [Flights to Chicago](https://expedia.co.uk/Cheap-Flights-To-Chicago.d178248.Travel-Guide-Flights) - [Flights to San Diego](https://expedia.co.uk/Cheap-Flights-To-San-Diego.d3073.Travel-Guide-Flights) - [Flights to San Francisco](https://expedia.co.uk/Cheap-Flights-To-San-Francisco.d178305.Travel-Guide-Flights) - [Flights to Los Angeles](https://expedia.co.uk/Cheap-Flights-To-Los-Angeles.d178280.Travel-Guide-Flights) - [Flights to Boston](https://expedia.co.uk/Cheap-Flights-To-Boston.d178239.Travel-Guide-Flights) - [Flights to Miami](https://expedia.co.uk/Cheap-Flights-To-Miami.d178286.Travel-Guide-Flights) - [Flights to Houston](https://expedia.co.uk/Cheap-Flights-To-Houston.d178265.Travel-Guide-Flights) - [Flights to Pigeon Forge](https://expedia.co.uk/Cheap-Flights-To-Pigeon-Forge.d8264.Travel-Guide-Flights) - [Flights to Nashville](https://expedia.co.uk/Cheap-Flights-To-Nashville.d178291.Travel-Guide-Flights) - [Flights to Myrtle Beach](https://expedia.co.uk/Cheap-Flights-To-Myrtle-Beach.d601685.Travel-Guide-Flights) - [Flights to Atlanta](https://expedia.co.uk/Cheap-Flights-To-Atlanta.d178232.Travel-Guide-Flights) - [Flights to San Antonio](https://expedia.co.uk/Cheap-Flights-To-San-Antonio.d178303.Travel-Guide-Flights) - [Flights to Denver](https://expedia.co.uk/Cheap-Flights-To-Denver.d178254.Travel-Guide-Flights) - [Flights to Honolulu](https://expedia.co.uk/Cheap-Flights-To-Honolulu.d1488.Travel-Guide-Flights) - [Flights to Gatlinburg](https://expedia.co.uk/Cheap-Flights-To-Gatlinburg.d7474.Travel-Guide-Flights) - [Flights to Panama City Beach](https://expedia.co.uk/Cheap-Flights-To-Panama-City-Beach.d8021.Travel-Guide-Flights) - [Flights to Atlantic City](https://expedia.co.uk/Cheap-Flights-To-Atlantic-City.d602179.Travel-Guide-Flights) ### Related Airlines - [British Airways](https://expedia.co.uk/British-Airways-Flights.cBA.Travel-Guide-Airlines) - [KLM](https://expedia.co.uk/KLM-Flights.cKL.Travel-Guide-Airlines) - [Icelandair](https://expedia.co.uk/Icelandair-Flights.cFI.Travel-Guide-Airlines) - [Finnair](https://expedia.co.uk/Finnair-Flights.cAY.Travel-Guide-Airlines) - [Iberia](https://expedia.co.uk/Iberia-Flights.cIB.Travel-Guide-Airlines) - [Aer Lingus](https://expedia.co.uk/Aer-Lingus-Flights.cEI.Travel-Guide-Airlines) - [Virgin Atlantic](https://expedia.co.uk/Virgin-Atlantic-Flights.cVS.Travel-Guide-Airlines) - [Air France](https://expedia.co.uk/Air-France-Flights.cAF.Travel-Guide-Airlines) - [SAS](https://expedia.co.uk/Scandinavian-Airlines-Flights.cSK.Travel-Guide-Airlines) - [Air Onix](https://expedia.co.uk/Fly-Play-Flights.cOG.Travel-Guide-Airlines) - [American Airlines](https://expedia.co.uk/American-Airlines-Flights.cAA.Travel-Guide-Airlines) - [Alaska Airlines](https://expedia.co.uk/Alaska-Airlines-Flights.cAS.Travel-Guide-Airlines) - [Delta](https://expedia.co.uk/Delta-Flights.cDL.Travel-Guide-Airlines) - [United](https://expedia.co.uk/United-Flights.cUA.Travel-Guide-Airlines) - [Copa](https://expedia.co.uk/Copa-Flights.cCM.Travel-Guide-Airlines) - [LATAM Airlines Group](https://expedia.co.uk/LATAM-Airlines-Group-Flights.cLA.Travel-Guide-Airlines) Baltimore Airports #### Washington [Washington Dulles Intl. to Seattle](https://expedia.co.uk/lp/flights/iad/sea/washington-to-seattle) £189.00 [Ronald Reagan Washington National to Seattle](https://expedia.co.uk/lp/flights/dca/sea/washington-to-seattle) £204.10 ### Nearby Airports - [Tipton Airport (FME)](https://expedia.co.uk/lp/airports/fme/flights-from-tipton-airport) - [Martin State Airport (MTN)](https://expedia.co.uk/lp/airports/mtn/flights-from-martin-state-airport) - [College Park Airport (CGS)](https://expedia.co.uk/lp/airports/cgs/flights-from-college-park-airport) - [Montgomery County Airpark Airport (GAI)](https://expedia.co.uk/lp/airports/gai/flights-from-montgomery-county-airpark-airport) - [Ronald Reagan Washington National Airport (DCA)](https://expedia.co.uk/lp/airports/dca/flights-from-ronald-reagan-washington-national-airport) - [Washington Dulles Intl. Airport (IAD)](https://expedia.co.uk/lp/airports/iad/flights-from-washington-dulles-intl-airport) - [Manassas Regional Airport (MNZ)](https://expedia.co.uk/lp/airports/mnz/flights-from-manassas-regional-airport) - [Hagerstown Regional Airport (HGR)](https://expedia.co.uk/lp/airports/hgr/flights-from-hagerstown-regional-airport) - [Lancaster Airport (LNS)](https://expedia.co.uk/lp/airports/lns/flights-from-lancaster-airport) - [Harrisburg Intl. 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