Title: Cheap Flights from Seattle (SEA) to Swansea (SWS) - Expedia.ca ![Swansea showing a sunset, sailing and general coastal views](https://images.trvl-media.com/place/9958/5cf59e1b-6078-45ba-84a9-b5d45198d84b.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/9958/5cf59e1b-6078-45ba-84a9-b5d45198d84b.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Seattle (SEA) to Swansea (SWS) - [Roundtrip](?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 Seattle-Tacoma International Airport (SEA) to Swansea (SWS) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:sws,departure:09/11/2025TANYT&leg2=from:sws,to:sea,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:sws,departure:09/11/2025TANYT&leg2=from:sws,to:sea,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:sws,departure:09/11/2025TANYT&leg2=from:sws,to:sea,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:sws,departure:09/11/2025TANYT&leg2=from:sws,to:sea,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:sws,departure:09/11/2025TANYT&leg2=from:sws,to:sea,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:sws,departure:09/11/2025TANYT&leg2=from:sws,to:sea,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:sws,departure:09/11/2025TANYT&leg2=from:sws,to:sea,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from Seattle to Swansea (SEA - SWS) route information | Origin airport | Seattle - Tacoma Intl. | | --- | --- | | Destination airport | Swansea | | Distance | 7489 km | ## Seattle to Swansea Flights **The easy way to book your flights from Seattle to Swansea**  With Expedia, it’s simple to find and book flights to Swansea from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Swansea, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Swansea today, tomorrow, or this week.   **Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Swansea, SWS**  Sort your search results by price to find great deals on your flight from Seattle to Swansea—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Swansea from Seattle currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Swansea   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Swansea from Seattle**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Swansea with Expedia today. ## Frequently asked questions ### How much is a flight from Sea-Tac Airport to SWS? > Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey from Sea-Tac Airport to SWS was . Great fares don't wait forever, 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 Sea-Tac Airport to SWS? > We understand that life can throw the odd curveball, so we've made it as hassle-free as possible for you to cancel your flight online. Just visit the [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from SEA to SWS that have flexible change policies? > Select our "No change fees" filter to find flexible travel options for your flight from Sea-Tac Airport to SWS. This allows you to snag a low rate ahead of time and still have the freedom to reschedule without any additional fees. Keep in mind that you'll need to cover the fare difference. ### How far is the flight from Sea-Tac Airport to SWS? > With a flight distance of 7,500 kilometres from Seattle - Tacoma Intl. Airport (SEA) to SWS, this is a long trip. Be sure to keep well hydrated and take a short walk down the aisle from time to time. ### Which airlines fly direct from SEA to SWS? > There are no direct flights, so you'll need to make at least one stop between Seattle - Tacoma Intl. Airport (SEA) and SWS. Take advantage of the layover time to stretch your legs and grab a coffee. ### Are SEA to SWS flight tickets cheaper when they're purchased at the last minute? > Booking your trip from Sea-Tac Airport to SWS last minute could be your ticket to a cheap deal. However, it could end up costing you a whole lot more! If you'd prefer not to take the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred carrier hasn't released tickets yet, check back often as deals are updated all the time on Expedia. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rental - Other ### Lodging - [Bishopston Hotels](https://www.expedia.ca/Bishopston-Hotels.d6128372.Travel-Guide-Hotels) - [Castle Hotels](https://www.expedia.ca/Castle-Swansea-Hotels.0-n553248635216274708-0.Travel-Guide-Filter-Hotels) - [Hotels near Caswell Bay Beach](https://www.expedia.ca/Caswell-Bay-Beach-Hotels.0-l6086535-0.Travel-Guide-Filter-Hotels) - [Swansea Hotels](https://www.expedia.ca/Destinations-In-Swansea.d553248635975750843.Hotel-Destinations) - [Fairwood Hotels](https://www.expedia.ca/Fairwood-Hotels.d3000401283.Travel-Guide-Hotels) - [Gorseinon Hotels](https://www.expedia.ca/Gorseinon-Hotels.d3000420047.Travel-Guide-Hotels) - [Gowerton Hotels](https://www.expedia.ca/Gowerton-Hotels.d3000011347.Travel-Guide-Hotels) - [Killay Hotels](https://www.expedia.ca/Killay-Hotels.d3000441873.Travel-Guide-Hotels) - [Llanrhidian Higher Hotels](https://www.expedia.ca/Llanrhidian-Higher-Swansea-Hotels.0-n553248635216274831-0.Travel-Guide-Filter-Hotels) - [Llanrhidian Hotels](https://www.expedia.ca/Llanrhidian-Hotels.d3000396668.Travel-Guide-Hotels) - [Loughor Hotels](https://www.expedia.ca/Loughor-Hotels.d3000010641.Travel-Guide-Hotels) - [Beach Hotel Hotels in Mumbles](https://www.expedia.ca/Mumbles-Hotels-Beach-Hotel.0-0-d6084828-tBeachHotel.Travel-Guide-Filter-Hotels) - [Mumbles Hotels](https://www.expedia.ca/Mumbles-Hotels.d6084828.Travel-Guide-Hotels) - [Oldwalls Hotels](https://www.expedia.ca/Oldwalls-Hotels.d3000374900.Travel-Guide-Hotels) - [Hotels near Oystermouth Castle](https://www.expedia.ca/Oystermouth-Castle-Hotels.0-l6086489-0.Travel-Guide-Filter-Hotels) - [Sketty Hotels](https://www.expedia.ca/Sketty-Hotels.d3000401285.Travel-Guide-Hotels) - [Southgate Hotels](https://www.expedia.ca/Southgate-Hotels.d3000473790.Travel-Guide-Hotels) - [Apartments in Swansea](https://www.expedia.ca/Swansea-Apartments.d9958-aaApartments.Travel-Guide-Accommodation) - [B&B in Swansea](https://www.expedia.ca/Swansea-Bed-And-Breakfast.d9958-aaBedAndBreakfast.Travel-Guide-Accommodation) - [Cabin Rentals in Swansea](https://www.expedia.ca/Swansea-Cabins.d9958-aaCabins.Travel-Guide-Accommodation) - [Cottages in Swansea](https://www.expedia.ca/Swansea-Cottages.d9958-aaCottages.Travel-Guide-Accommodation) - [Spa Hotels in Swansea](https://www.expedia.ca/Swansea-Hotels-Spa-Hotel.0-0-d9958-tSpaHotel.Travel-Guide-Filter-Hotels) - [Swansea Hotels](https://www.expedia.ca/Swansea-Hotels.d9958.Travel-Guide-Hotels) - [Hotels near Three Cliffs Bay Beach](https://www.expedia.ca/Three-Cliffs-Bay-Beach-Hotels.0-l6086377-0.Travel-Guide-Filter-Hotels) - [Uplands Hotels](https://www.expedia.ca/Uplands-Hotels.d6342239.Travel-Guide-Hotels) ### Flights - [Flights to Mumbles](https://www.expedia.ca/Cheap-Flights-To-Mumbles.d6084828.Travel-Guide-Flights) - [Flights to Swansea](https://www.expedia.ca/Cheap-Flights-To-Swansea.d9958.Travel-Guide-Flights) - [Flights from Douala to Swansea](https://www.expedia.ca/lp/flights/1025/9958/douala-to-swansea) - 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[Flights from Pamplona to Swansea](https://www.expedia.ca/lp/flights/2835/9958/pamplona-to-swansea) - [Flights from Gorseinon](https://www.expedia.ca/lp/flights/3000420047/flights-from-gorseinon) - [Flights from Yaoundé to Swansea](https://www.expedia.ca/lp/flights/3886/9958/yaounde-to-swansea) - [Flights from Kelowna to Swansea](https://www.expedia.ca/lp/flights/3997/9958/kelowna-to-swansea) - [Flights from Moncton to Swansea](https://www.expedia.ca/lp/flights/4051/9958/moncton-to-swansea) - [Flights from Ashford to Swansea](https://www.expedia.ca/lp/flights/4552/9958/ashford-to-swansea) - [Flights from Bricy to Swansea](https://www.expedia.ca/lp/flights/553248634552898858/9958/bricy-to-swansea) - [Flights from Fragnes-la-Loyère to Swansea](https://www.expedia.ca/lp/flights/553248634552934675/9958/fragnes-la-loyere-to-swansea) - [Flights from Oxwich](https://www.expedia.ca/lp/flights/553248634834282874/flights-from-oxwich) - [Flights from Trinidad to Swansea](https://www.expedia.ca/lp/flights/553248635943693942/9958/trinidad-to-swansea) - [Flights from Jamaica to Swansea](https://www.expedia.ca/lp/flights/55766/9958/jamaica-to-swansea) - [Flights from Dieppe to Swansea](https://www.expedia.ca/lp/flights/57817/9958/dieppe-to-swansea) - [Flights from Bordeaux to Swansea](https://www.expedia.ca/lp/flights/6023322/9958/bordeaux-to-swansea) - [Flights from Birmingham to Swansea](https://www.expedia.ca/lp/flights/6023342/9958/birmingham-to-swansea) - [Flights from Astana to Swansea](https://www.expedia.ca/lp/flights/602528/9958/astana-to-swansea) - [Flights from Fresno to Swansea](https://www.expedia.ca/lp/flights/602988/9958/fresno-to-swansea) - [Flights from Chateau-d'Olonne to Swansea](https://www.expedia.ca/lp/flights/6034780/9958/chateau-dolonne-to-swansea) - [Flights from Liverpool to Swansea](https://www.expedia.ca/lp/flights/6046241/9958/liverpool-to-swansea) - [Flights from Montpellier to Swansea](https://www.expedia.ca/lp/flights/6047038/9958/montpellier-to-swansea) - [Flights from Newcastle to Swansea](https://www.expedia.ca/lp/flights/6047788/9958/newcastle-to-swansea) - 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[Flights from Holyhead to Swansea](https://www.expedia.ca/lp/flights/7708/9958/holyhead-to-swansea) - [Flights from Chantilly to Swansea](https://www.expedia.ca/lp/flights/8638/9958/chantilly-to-swansea) - [Flights from Changsha to Swansea](https://www.expedia.ca/lp/flights/922/9958/changsha-to-swansea) - [Flights from Road Town to Swansea](https://www.expedia.ca/lp/flights/9666/9958/road-town-to-swansea) ### Packages - [Caswell Bay Beach](https://www.expedia.ca/Caswell-Bay-Beach-Swansea.d6086535.Vacation-Attraction) - [Visit Gorseinon](https://www.expedia.ca/Gorseinon.dx3000420047) - [Grand Theatre](https://www.expedia.ca/Grand-Theatre-Castle.d6086361.Vacation-Attraction) - [Visit Loughor](https://www.expedia.ca/Loughor.dx3000010641) - [Oystermouth Castle](https://www.expedia.ca/Oystermouth-Castle-Swansea.d6086489.Vacation-Attraction) - [Singleton Park](https://www.expedia.ca/Singleton-Park-Swansea.d6086349.Vacation-Attraction) - [Swansea Vacations](https://www.expedia.ca/Swansea.d9958.Destination-Travel-Guides) - [Visit Swansea](https://www.expedia.ca/Swansea.dx9958) - [Three Cliffs Bay Beach](https://www.expedia.ca/Three-Cliffs-Bay-Beach-Swansea.d6086377.Vacation-Attraction) - [Visit Uplands](https://www.expedia.ca/Uplands.dx6342239) ### Cars - [Car rental Mumbles](https://www.expedia.ca/Car-Rentals-In-Mumbles.d6084828.Car-Rental-Guide) - [Car rental Swansea](https://www.expedia.ca/Car-Rentals-In-Swansea.d9958.Car-Rental-Guide) - [Enterprise Rental Cars in Swansea](https://www.expedia.ca/Enterprise-Car-Rentals-In-Swansea.d9958-c15.Car-Rental-Guide-Suppliers) - [Europcar Rental Cars in Swansea](https://www.expedia.ca/Europcar-Car-Rentals-In-Swansea.d9958-c14.Car-Rental-Guide-Suppliers) ### Vacation Rental - [Mumbles Vacation Rentals](https://www.expedia.ca/Mumbles-Vacation-Rentals.d6084828.Travel-Guide-VacationRentals) - [Swansea Vacation Rentals](https://www.expedia.ca/Swansea-Vacation-Rentals.d9958.Travel-Guide-VacationRentals) ### Other - [Things to do in Swansea](https://www.expedia.ca/Things-To-Do-In-Swansea.d9958.Travel-Guide-Activities) - [Things to do in Uplands](https://www.expedia.ca/Things-To-Do-In-Uplands.d6342239.Travel-Guide-Activities) \*Available to Expedia members.