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Cheapest return flights from Washington (DCA) to St. Thomas (STT), August

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Dates, airline, and price
Dates	Airline	Price
29 Aug 05 Sep	Delta
22 Aug 29 Aug	Southwest Airlines
27 Aug 31 Aug	jetBlue
24 Aug 28 Aug	jetBlue
21 Aug 25 Aug	jetBlue
24 Aug 31 Aug	Southwest Airlines
22 Aug 24 Aug	jetBlue
15 Aug 22 Aug	Southwest Airlines
13 Aug 18 Aug	jetBlue
14 Aug 19 Aug	jetBlue
14 Aug 18 Aug	jetBlue

deals for one-way flights from Washington to St. Thomas in August.

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Updated Jul 14, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest return flights from Washington (DCA) to St. Thomas (STT), August

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