Title: Cheap United fights from Louisville to St. Thomas - Expedia.ca ![](https://images.trvl-media.com/place/6140138/57cc4b04-8c90-4cee-a0ef-1a113eaebf69.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/6140138/57cc4b04-8c90-4cee-a0ef-1a113eaebf69.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap United fights from Louisville (SDF) to St. Thomas (STT) - [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 ![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 Louisville to St. Thomas (SDF - STT) route information | Origin airport | Louisville Intl. | | --- | --- | | Destination airport | Cyril E. King | | Distance | 2969 km | ## Frequently asked questions ### How much is a United Airlines flight from Louisville Intl. Airport (SDF) to Cyril E. King Airport (STT)? > Use the "Price (lowest to highest)" filter on Expedia to search for cheap United Airlines round-trip flights from SDF to STT. Affordable one-way options are also available.\**\*These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.* ### What is the cheapest month to fly from SDF to STT with United Airlines? > United Airlines flights to St. Thomas tend to be more affordable in the low-season months of September and October. Whether you're after a round-trip or one-way ticket, you could score a better deal then. ### Does United Airlines fly nonstop from Louisville Intl. Airport (SDF) to Cyril E. King Airport (STT)? > To see if there's a direct trip from SDF to STT with United Airlines or another carrier, use our "Nonstop" filter when looking for flights. ### What airports does United Airlines fly into in St. Thomas? > Cyril E. King Airport (STT) is the primary St. Thomas hub for United Airlines flights from Louisville Intl. Airport (SDF). ### Can I change or cancel my United Airlines flight from Louisville Intl. Airport (SDF) to Cyril E. King Airport (STT)? > It's generally possible to cancel or change your flight, although additional fees may apply if your booking was made over 24 hours ago. Need flexible options? Make use of our "Changes included" and "No cancel fee" filters to find flights that won't penalize you if you have to revise your plans. 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