Title: Cheap Flights from Saint-Louis from £452 - Expedia.co.uk ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Saint-Louis from £452 [View £452 flight on Thu, 13 Nov 2025](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:YHU,to:YZV,departure:13/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:451.50&airProductToken=AQpqCjMI2GISBDM4ODEY-KEBIJgMKPL6_AIwn_v8AjhWQABYAXIFVk9XRFV6CgjEqgESBDM4ODEKMwjYYhIEMzg5MxiYDCC4rgEo6vv8AjC6_PwCOFZAAVgBcgVWT1dEVXoKCMSqARIEMzg5MxIKCAEQARgBKgJIUhgBIgQIARABKAIoAygEMAE) - [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 [Hotels in Saint-Louis](https://expedia.co.uk/Saint-Louis-Hotels.d553248635740523597.Travel-Guide-Hotels)[Saint-Louis Car Hire](https://expedia.co.uk/Compare-Cheap-Car-Hire-In-Saint-Louis.d553248635740523597.Car-Hire-Guide)[Saint-Louis Holidays](https://expedia.co.uk/Saint-Louis.d553248635740523597.Holidays-City-Breaks) ## Popular airlines from Saint-Louis - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet - ![Lufthansa](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LH.svg) Lufthansa - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines - ![Swiss International Air Lines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LX.svg) Swiss International Air Lines - ![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 25% 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.co.uk/login) ## Cheapest flights from 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 ## Flights from Saint-Louis: Essential Travel Information | Cheapest flight from Saint-Louis | (roundtrip) | | --- | --- | | Best airlines to fly from Saint-Louis | Hahn Air Technologies | | Cheapest month to fly from Saint-Louis | | | Saint-Louis IATA code | YHU | | Saint-Louis Country/State | Quebec | | Airline ticket deals from Saint-Louis | \\- | ## How to Find Cheap Flights from Saint-Louis #### How much is a flight from Saint-Louis?        This week, flights from Saint-Louis are available between –.  #### How to find cheap flights from Saint-Louis? Expedia makes it easy to compare cheap flights from Saint-Louis to many destinations. Check out excellent deals on both domestic and international flights from Saint-Louis. Once you select an offer, use our filters and sort by “Price (Lowest)” to see the cheapest and most suitable options.  #### How can I get the best deal on flights from Saint-Louis? Expedia gives you access to all the hottest deals on plane tickets so you can get the most amount of value for the lowest price possible. An excellent strategy for finding the best deal on flights is to be flexible with your dates. For each offer, you can compare prices for similar time frames using our “Show flexible dates” feature. Depending on your destination, direct flights from Saint-Louis may be more expensive. Airlines with strict bag policies or fees can also impact your costs.  #### What is the best airline to fly from Saint-Louis? At Expedia, we give you all the available options from our reputable partners. Select the airline that best suits your preferences and membership loyalties. You can fly from Saint-Louis with: Hahn Air Technologies.  #### What is the best month to fly from Saint-Louis? Prices on plane tickets vary considerably throughout the year due to seasonal demand. Historically, the cheapest time to buy flights from Saint-Louis airport(s) is .  #### When is the best time to book flights from Saint-Louis? ARC & Expedia Group historical data suggests that booking flights three weeks before departure and on a weekend, usually on a Sunday, can save you up to 20% on your fare. \* #### Are there any last-minute flights from Saint-Louis? Expedia is the place to find last-minute flights from Saint-Louis, making it easy for you to compare prices on flights in the near future for different combinations of travel dates and from multiple airlines. We source the best deals for you and display the best offers available over the next two weeks.  #### Why book with Expedia? Booking flights from Saint-Louis with Expedia is the obvious choice to get low prices, save money and see more value for every pound spent. We show you the best deals happening right now and provide a vast inventory of airlines and flight routes to choose from. You can customise your journey to your timeline, route preferences, budget, rewards programmes and more. Not only will you get a stellar deal, but you’ll also get rewards points back and the opportunity for additional discounts when bundling with a hotel or car hire. #### Can I change/cancel my flight?  Some flights can be changed or cancelled, but fees and refunds will depend on the unique terms of your flight agreement. Airlines have different rules and restrictions for exchanging or refunding flights. For more information, go to your itinerary or visit our customer service portal. We recommend choosing flights with no change fees for maximum flexibility. Filter by “Flexible change policies” to see flights with no change fees. \**Data specialists from both ARC and Expedia Group analyzed ARC’s global flight data to distill actionable information to help people save money on travel. While it’s impossible to guarantee when to find the lowest prices, after examining the variables, we were able to observe trends. Best day of the week to book and travel recommendation is based on average round-trip ticket prices for January through early October, for both 2019 and 2020, sourced from ARC’s global airline sales database.*. ## Explore a world of travel with Expedia - Accommodation - Flights - Packages - Cars - Holiday Homes ### Accommodation - [Baie-Du-Febvre Hotels](https://www.expedia.co.uk/Baie-Du-Febvre-Hotels.d553248635740534368.Travel-Guide-Hotels) - [Beloeil Hotels](https://www.expedia.co.uk/Beloeil-Hotels.d10320.Travel-Guide-Hotels) - [Berthierville Hotels](https://www.expedia.co.uk/Berthierville-Hotels.d55255.Travel-Guide-Hotels) - [Centre-Ville Hotels](https://www.expedia.co.uk/Centre-Ville-Saint-Hyacinthe-Hotels.0-n553248635976395024-0.Travel-Guide-Filter-Hotels) - [Contrecoeur Hotels](https://www.expedia.co.uk/Contrecoeur-Hotels.d3000009149.Travel-Guide-Hotels) - [Gay-Friendly Hotels in Monteregie](https://www.expedia.co.uk/Destinations-In-Monteregie-Gay-Friendly-Hotel.0-0-d6058181-tGayFriendlyHotel.Hotel-Filter-Destinations) - 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