Title: Cheap Spirit Airlines fights from Boston 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 Spirit Airlines fights from Boston (BOS) 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 Boston to St. Thomas (BOS - STT) route information | Origin airport | Logan Intl. | | --- | --- | | Destination airport | Cyril E. King | | Airlines serving | American Airlines, Delta, JetBlue Airways, Spirit Airlines, United | | Popular airline | American Airlines | | Distance | 2716 km | | Average flight time | 5 hours 6 mins | ## Frequently asked questions ### How much is a Spirit Airlines flight from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT)? > Finding cheap one-way Spirit Airlines flights from BOS to STT on Expedia is a cinch — just filter by "Price (lowest to highest)." Alternatively, check out our affordable return fares for your next exciting adventure.\**\*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 BOS to STT with Spirit Airlines? > September is one of the least expensive months to get away to St. Thomas with Spirit Airlines. You could also find excellent prices on return and one-way fares in October. ### Does Spirit Airlines fly nonstop from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT)? > To see if there's a direct journey from BOS to STT with Spirit Airlines or another carrier, use our "Nonstop" filter when looking for tickets. ### What airports does Spirit Airlines fly into in St. Thomas? > Cyril E. King Airport (STT) is the primary St. Thomas gateway for Spirit Airlines flights from Logan Intl. Airport (BOS). ### Can I change or cancel my Spirit Airlines flight from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT)? > In most cases, you can cancel or modify your flight, although there may be additional fees if you made your booking over 24 hours ago. Prefer to keep your options open? Make use of our "Changes included" or "No cancel fee" filter to find flights that won't charge extra if you have to adjust your plans. 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