Title: Cheap Flights to Saint-Louis - Expedia.co.uk ![Lodging Image](https://a.travel-assets.com/travel-assets-manager/bex-affinities/lodging.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/bex-affinities/lodging.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £19 Cheap Flights to Saint-Louis [View £19 flight on Sat, 21 Mar 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:STN,to:BSL,departure:21/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:18.99&airProductToken=AQo9CjsIxqQBEgQ0MTgyGPJsIMFcKLKYiAMwlpmIAzigQEAAWAFqBUJhc2ljcgVCQVNJQ3oKCNKWARIENDE4MhIKCAEQARgBKgJGUhgBIgQIARABKAIoAzAN) - [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 [Saint-Louis Hotels](https://expedia.co.uk/Destinations-In-Saint-Louis.d553248635988764454.Hotel-Destinations)[Holiday Rentals in Saint-Louis](https://expedia.co.uk/Destinations-In-Saint-Louis.d553248635988764454.Holiday-Rental-Destinations)[Saint-Louis Car Hire](https://expedia.co.uk/Destinations-In-Saint-Louis.d553248635988764454.Car-Hire-Destinations)[Saint-Louis Holidays](https://expedia.co.uk/Saint-Louis.d553248635988764454.Holidays-City-Breaks) ## Popular airlines to Saint-Louis - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LH.svg) Lufthansa - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KL.svg) KLM - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AF.svg) Air France - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_OS.svg) Austrian Airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_U2.svg) easyJet - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_IB.svg) Iberia - ![](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\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* - ![](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.co.uk/login) ## Cheap round-trip flights to Saint-Louis Prices were available within the past 7 days and start at £19 for one-way flights and £38 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Ryanair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/FR.gif) Thu, 5 Mar - Sat, 7 Mar STN London BSL Basel £38 Return found 3 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:STN,to:BSL,departure:05/03/2026TANYT&leg2=from:BSL,to:STN,departure:07/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:37.98&airProductToken=AQo9CjsIxqQBEgQ0MTgyGPJsIMFcKP_lhgMw4-aGAzigQEAAWAFqBUJhc2ljcgVCQVNJQ3oKCNKWARIENDE4Mgo9CjsIxqQBEgQ0MTgxGMFcIPJsKO_7hgMw0_yGAzigQEAAWAFqBUJhc2ljcgVCQVNJQ3oKCNKWARIENDE4MRIKCAEQARgBKgJGUhgBIgQIARABKAIoAygEMA0) ![easyJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/U2.gif) Tue, 17 Mar - Tue, 24 Mar MAN Manchester BSL Basel £56 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:MAN,to:BSL,departure:17/03/2026TANYT&leg2=from:BSL,to:MAN,departure:24/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:55.85&airProductToken=AQorCikI1WQSBDIxODEYjGggwVwo6euHAzDX7IcDOFlAAFgBagVMaWdodHIBWQorCikI1WQSBDIxODIYwVwgjGgo1buIAzDIvIgDOFlAAFgBagVMaWdodHIBWRIKCAEQARgBKgJVMhgBIgQIARABKAIoAygEMA0) ![easyJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/U2.gif) Mon, 9 Mar - Tue, 17 Mar LGW London BSL Basel £66 Return found 3 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LGW,to:BSL,departure:09/03/2026TANYT&leg2=from:BSL,to:LGW,departure:17/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:65.85&airProductToken=AQosCioI1WQSBDg0NzYYy7EBIMFcKKqShwMwjpOHAzhZQABYAWoFTGlnaHRyAVkKLAoqCNVkEgQ4NDgwGMFcIMuxASiE8ocDMOPyhwM4WUAAWAFqBUxpZ2h0cgFZEgoIARABGAEqAlUyGAEiBAgBEAEoAigDKAQwDQ) ![easyJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/U2.gif) Wed, 11 Mar - Tue, 17 Mar OPO Porto BSL Basel £68 Return found 3 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:OPO,to:BSL,departure:11/03/2026TANYT&leg2=from:BSL,to:OPO,departure:17/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:67.14&airProductToken=AQorCikI1WQSBDc3MzEY7nMgwVwoi6iHAzChqYcDOFlAAFgBagVMaWdodHIBWQorCikI1WQSBDEyNzUYwVwg7nMo5--HAzCH8YcDOFlAAFgBagVMaWdodHIBWRIKCAEQARgBKgJVMhgBIgQIARABKAIoAygEMA0) ![easyJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/U2.gif) Thu, 5 Mar - Thu, 19 Mar LTN London BSL Basel £69 Return found 1 hour ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LTN,to:BSL,departure:05/03/2026TANYT&leg2=from:BSL,to:LTN,departure:19/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:68.85&airProductToken=AQorCikI1WQSBDI2NTkY62wgwVwom-WGAzD15YYDOFlAAFgBagVMaWdodHIBWQorCikI1WQSBDI2NjAYwVwg62wo2IOIAzC8hIgDOFlAAFgBagVMaWdodHIBWRIKCAEQARgBKgJVMhgBIgQIARABKAIoAygEMA0) ![easyJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/U2.gif) Wed, 4 Mar - Mon, 23 Mar EDI Edinburgh BSL Basel £84 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:EDI,to:BSL,departure:04/03/2026TANYT&leg2=from:BSL,to:EDI,departure:23/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:83.85&airProductToken=AQorCikI1WQSBDEyMzIY5EAgwVwohNyGAzD83IYDOFlAAFgBagVMaWdodHIBWQorCikI1WQSBDEyMzEYwVwg5EAo3bCIAzDpsYgDOFlAAFgBagVMaWdodHIBWRIKCAEQARgBKgJVMhgBIgQIARABKAIoAygEMA0) ![Vueling Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/VY.GIF) Wed, 4 Mar - Wed, 11 Mar LGW London BSL Basel £93 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LGW,to:BSL,departure:04/03/2026TANYT&leg2=from:BSL,to:LGW,departure:11/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:93.00&airProductToken=AQppCjMI1rIBEgQ3ODM1GMuxASDBaCi23IYDMLPdhgM4xKoBQABYAWoIRkxZTElHSFRyBERDRkIKMgjWsgESBDYyNzgYwWggwVwout6GAzCo34YDOMSqAUAAWAFqCEZMWUxJR0hUcgREQ0ZCCm8KNQjWsgESBDYyNzkYwVwgwWgooKuHAzCErIcDOMSYAUAAWAFqCEZMWUxJR0hUcgdEQ09XTFBCCjYI1rIBEgQ3ODI4GMFoIMuxASizrYcDML-uhwM4xJgBQABYAWoIRkxZTElHSFRyB0RDT1dMUEISCggLEAEYCCoCVlkYASIECAEQASgCMAM) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Fri, 20 Mar - Wed, 25 Mar LHR London BSL Basel £96 Return found 2 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:BSL,departure:20/03/2026TANYT&leg2=from:BSL,to:LHR,departure:25/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:95.63&airProductToken=AQoyCjAIwoIBEgM3NTQY64kBIMFcKOeNiAMwy46IAzhRQABYAWoFTk9CQUdyB1FPTTBaMFIKMgowCMKCARIDNzY1GMFcIOuJASiAxYgDMO7FiAM4UUAAWAFqBU5PQkFHcgdRT00wWjBSEgoIARABGAEqAkJBGAEiBAgBEAEoAigDMA0) ![Norwegian Air Sweden](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/D8.gif) Thu, 28 May - Mon, 15 Jun EDI Edinburgh BSL Basel £100 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:EDI,to:BSL,departure:28/05/2026TANYT&leg2=from:BSL,to:EDI,departure:15/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:99.04&airProductToken=AQpCCh8IxHASBDM1MDUY5EAg4jso15uOAzDAnI4DOFFAAFgBCh8IxHASBDM2MzAY4jsgwVwo9KKOAzDio44DOFFAAVgBCkIKHwjEcBIEMzYzMRjBXCDiOyjh448DMMrkjwM4UUAAWAEKHwjEcBIEMzUwMBjiOyDkQCjC6o8DMLXrjwM4UUABWAESCggBEAEYASoCRFkYASIECAEQASgEMAE) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Wed, 11 Mar - Sat, 14 Mar OPO Porto BSL Basel £111 Return found 4 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:OPO,to:BSL,departure:11/03/2026TANYT&leg2=from:BSL,to:OPO,departure:14/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:110.60&airProductToken=AQpyCjEIzJABEgQxNzgzGO5zIIwVKLmrhwMw46yHAzhLQABYAWoFTElHSFRyCEtFVExHVFU0Cj0IzJABEgQyNDAwGIwVIMFcKKmthwMw4K2HAzhLQAFYAWoFTElHSFRyCEtFVExHVFU0egoIw5gBEgQyNDAwCnIKPQjMkAESBDIzOTUYwVwgjBUo8sqHAzCuy4cDOEtAAFgBagVMSUdIVHIIS0VUTEdUVTR6CgjDmAESBDIzOTUKMQjMkAESBDE3ODQYjBUg7nMovdCHAzDs0YcDOEtAAVgBagVMSUdIVHIIS0VUTEdUVTQSCggCEAEYAioCTEgYASIECAEQASgCKAMoBDAL) ## Top tips for booking flights to Saint-Louis from UK ### Get ready to fly to Saint-Louis Prepare your luggage and book your flights to Saint-Louis with Expedia. We offer a seamless flight booking experience, with a wide range of Saint-Louis plane tickets to choose from. If you need help finding some of the best deals for cheap flights to Saint-Louis in 2026, we are always available to assist you. Book your flights to Saint-Louis today and let the adventure begin! ### Find the best tickets to Saint-Louis To find some of the best tickets to Saint-Louis in 2026, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to Saint-Louis or last-minute flights to Saint-Louis, you can filter and sort your search results, making it easy to find the ideal flight to Saint-Louis. ### Airlines fly to Saint-Louis There are 20 different airlines that fly to Saint-Louis including some of the most trusted names in the business. To book flights to Saint-Louis with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best Saint-Louis plane tickets. ### Find the cheapest flights to Saint-Louis By booking early you may find some of the best deals for Saint-Louis flights from the UK, including Saint-Louis direct flights. You can usually find affordable and cheap flights to Saint-Louis, whether one-way from £19 or round-trip from £38, with Expedia if you book your trip far enough in advance. ### Find the best airports for cheap flights to Saint-Louis Try searching for different Saint-Louis airports with Expedia to find some of the cheapest flights to Saint-Louis. Flights from London (STN) to Basel (BSL) usually have the lowest price from £19. ### Why book your flights to Saint-Louis with Expedia Expedia offers great deals on Saint-Louis air fares from £19 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Saint-Louis from the UK, it is also your one-stop shop for booking hotels, car rentals, and more. \*Prices and availability are subject to change. Additional terms apply. ## Saint-Louis Flights Information | Airlines serving | Ryanair, easyJet, Vueling Airlines, British Airways, Air France, Norwegian Air Sweden, Lufthansa | | ---------------- | ------------------------------------------------------------------------------------------------ | | Roundtrip price | from £38 | ## Frequently asked questions ### How do I find cheap flights to Saint-Louis that have flexible change policies? ### How can I find cheap tickets to Saint-Louis? ### How much is a flight to Saint-Louis? ### When is the cheapest time to fly to Saint-Louis? ### How much is a plane ticket to Saint-Louis? ### What months are the cheapest to book a flight to Saint-Louis? - Top Flights Destinations - Top Saint-Louis Hotels - Related Airlines ### Top Flight Destinations In Saint-Louis - [Flights to Alsace ](https://expedia.co.uk/Cheap-Flights-To-Alsace.d6226963.Travel-Guide-Flights) - [Flights to Saint-Louis ](https://expedia.co.uk/Cheap-Flights-To-Saint-Louis.d6035020.Travel-Guide-Flights) - [Flights to Alsace-Lorraine ](https://expedia.co.uk/Cheap-Flights-To-Alsace-Lorraine.d6025663.Travel-Guide-Flights) - [Flights to European Union ](https://expedia.co.uk/Cheap-Flights-To-European-Union.d648855853362323456.Travel-Guide-Flights) - [Flights to Northern Europe ](https://expedia.co.uk/Cheap-Flights-To-Northern-Europe.d6049796.Travel-Guide-Flights) - [Flights to Bartenheim ](https://expedia.co.uk/Cheap-Flights-To-Bartenheim.d6048553.Travel-Guide-Flights) ### Top Flight Destinations In World - [Flights to Thailand ](https://expedia.co.uk/Destinations-In-Thailand.d178.Flight-Destinations) - [Flights to Germany ](https://expedia.co.uk/Destinations-In-Germany.d64.Flight-Destinations) - [Flights to United States of America ](https://expedia.co.uk/Destinations-In-United-States-Of-America.d201.Flight-Destinations) - [Flights to Brazil ](https://expedia.co.uk/Destinations-In-Brazil.d23.Flight-Destinations) - [Flights to Spain ](https://expedia.co.uk/Destinations-In-Spain.d166.Flight-Destinations) - [Flights to Argentina ](https://expedia.co.uk/Destinations-In-Argentina.d8.Flight-Destinations) - [Flights to Türkiye ](https://expedia.co.uk/Destinations-In-Turkiye.d183.Flight-Destinations) - [Flights to China ](https://expedia.co.uk/Destinations-In-China.d37.Flight-Destinations) - [Flights to Colombia ](https://expedia.co.uk/Destinations-In-Colombia.d38.Flight-Destinations) - [Flights to Canada ](https://expedia.co.uk/Destinations-In-Canada.d31.Flight-Destinations) - [Flights to Japan ](https://expedia.co.uk/Destinations-In-Japan.d89.Flight-Destinations) - [Flights to United Kingdom ](https://expedia.co.uk/Destinations-In-United-Kingdom.d190.Flight-Destinations) - [Flights to France ](https://expedia.co.uk/Destinations-In-France.d59.Flight-Destinations) - [Flights to Russia ](https://expedia.co.uk/Destinations-In-Russia.d153.Flight-Destinations) - [Flights to Italy ](https://expedia.co.uk/Destinations-In-Italy.d86.Flight-Destinations) - [Flights to Philippines ](https://expedia.co.uk/Destinations-In-Philippines.d145.Flight-Destinations) - [Flights to Greece ](https://expedia.co.uk/Destinations-In-Greece.d67.Flight-Destinations) - [Flights to Switzerland ](https://expedia.co.uk/Destinations-In-Switzerland.d174.Flight-Destinations) - [Flights to India ](https://expedia.co.uk/Destinations-In-India.d80.Flight-Destinations) - [Flights to Norway ](https://expedia.co.uk/Destinations-In-Norway.d138.Flight-Destinations) ### Top Saint-Louis Hotels - [Arrow Hotel ](https://expedia.co.uk/Hegenheim-Hotels-Arrow-Hotel.h101967182.Hotel-Information) - [Mercure Bale Mulhouse Aeroport ](https://expedia.co.uk/Blotzheim-Hotels-Mercure-Bale-Mulhouse-Aeroport.h11807185.Hotel-Information) - [Aparthotel Adagio Access Saint Louis Bâle ](https://expedia.co.uk/Basel-Hotels-Aparthotel-Adagio-Access-Saint-Louis-Bale.h2988805.Hotel-Information) - [ibis Mulhouse Bale Aeroport ](https://expedia.co.uk/Basel-Hotels-Ibis-Mulhouse-Bale-Aeroport.h1184239.Hotel-Information) - [Hotel Villa K - Basel Airport ](https://expedia.co.uk/Basel-Hotels-Hotel-Villa-K-Basel-Airport.h4567894.Hotel-Information) - [Radisson Blu Hotel, Basel ](https://expedia.co.uk/Basel-Hotels-Radisson-Blu-Hotel.h524407.Hotel-Information) - [La Maison Hotel Mulhouse ](https://expedia.co.uk/Mulhouse-Hotels-LA-MAISON-HOTEL.h58176764.Hotel-Information) - [Hotel Märthof Basel ](https://expedia.co.uk/Basel-Hotels-Hotel-Marthof-Basel.h65344653.Hotel-Information) - [Hotel Schweizerhof Basel ](https://expedia.co.uk/Basel-Hotels-Hotel-Schweizerhof-Basel.h19684.Hotel-Information) - [GAIA Hotel Basel - the sustainable hotel ](https://expedia.co.uk/Basel-Hotels-GAIA-HOTEL.h25173.Hotel-Information) - [Hotel Victoria ](https://expedia.co.uk/Basel-Hotels-Hotel-Victoria.h14455.Hotel-Information) - [Best Western Plus Au Cheval Blanc Mulhouse Nord ](https://expedia.co.uk/Baldersheim-Hotels-Best-Western-Plus-Au-Cheval-Blanc-Mulhouse-Nord.h2543013.Hotel-Information) - [Mövenpick Hotel Basel ](https://expedia.co.uk/Basel-Hotels-Movenpick-Hotel-Basel.h48365577.Hotel-Information) - [Airport Hotel Basel ](https://expedia.co.uk/Basel-Hotels-Airport-Hotel-Basel.h1598900.Hotel-Information) - [Pullman Basel Europe ](https://expedia.co.uk/Basel-Hotels-Pullman-Basel-Europe.h2765.Hotel-Information) - [Steinenschanze Charming City & Garden Hotel ](https://expedia.co.uk/Basel-Hotels-Steinenschanze-Stadthotel.h70565.Hotel-Information) - [Hotel de la Bourse, Sure Hotel Collection by Best Western ](https://expedia.co.uk/Mulhouse-Hotels-Best-Western-Hotel-De-La-Bourse.h53468.Hotel-Information) - [Courtyard by Marriott Basel ](https://expedia.co.uk/Basel-Hotels-Courtyard-By-Marriott-Basel.h3218792.Hotel-Information) - [Residhotel Mulhouse Centre ](https://expedia.co.uk/Mulhouse-Hotels-Residhotel-Mulhouse-Centre.h2193316.Hotel-Information) - [Basel Marriott Hotel ](https://expedia.co.uk/Basel-Hotels-Basel-Marriott-Hotel.h23729.Hotel-Information) ### Related Airlines - [Amber Air ](https://expedia.co.uk/Amber-Air-Flights.c0A.Travel-Guide-Airlines) - [BlueAir ](https://expedia.co.uk/BlueAir-Flights.c0B.Travel-Guide-Airlines) - [Catovair ](https://expedia.co.uk/Cobra-Aviation-Flights.c0C.Travel-Guide-Airlines) - [Darwin Airline SA Lugano ](https://expedia.co.uk/Darwin-Airline-SA-Lugano-Flights.c0D.Travel-Guide-Airlines) - [Evergreen International ](https://expedia.co.uk/Evergreen-International-Flights.c0E.Travel-Guide-Airlines) - [Ghadames Air Transport ](https://expedia.co.uk/Ghadames-Air-Transport-Flights.c0G.Travel-Guide-Airlines) - [Aircompany Kokshetau ](https://expedia.co.uk/AirCompany-Kokshetau-Flights.c0K.Travel-Guide-Airlines) - [Vietnam Air Service Co. ](https://expedia.co.uk/Vietnam-Air-Service-Co-Flights.c0V.Travel-Guide-Airlines) - [West Caribbean Costa Rica ](https://expedia.co.uk/West-Caribbean-Costa-Rica-Flights.c0W.Travel-Guide-Airlines) - [Olympus Airways ](https://expedia.co.uk/Olympus-Airways-Flights.c11.Travel-Guide-Airlines) ## Trending flights to Saint-Louis These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Ryanair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/FR.gif) Thu, 5 Mar - Sat, 7 Mar STN London BSL Basel £38 Return found 3 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:STN,to:BSL,departure:05/03/2026TANYT&leg2=from:BSL,to:STN,departure:07/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:37.98&airProductToken=AQo9CjsIxqQBEgQ0MTgyGPJsIMFcKP_lhgMw4-aGAzigQEAAWAFqBUJhc2ljcgVCQVNJQ3oKCNKWARIENDE4Mgo9CjsIxqQBEgQ0MTgxGMFcIPJsKO_7hgMw0_yGAzigQEAAWAFqBUJhc2ljcgVCQVNJQ3oKCNKWARIENDE4MRIKCAEQARgBKgJGUhgBIgQIARABKAIoAygEMA0) \*Available to Expedia members.