Cheapest return flights from Philadelphia (PHL) to St. Thomas (STT), August

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
18 Aug 25 Aug jetBlue
27 Aug 09 Sep Frontier Airlines
19 Aug 26 Aug jetBlue
14 Aug 21 Aug Frontier Airlines
17 Aug 24 Aug Frontier Airlines
19 Aug 27 Aug Frontier Airlines
16 Aug 23 Aug Frontier Airlines
22 Aug 29 Aug Frontier Airlines
08 Aug 15 Aug Frontier Airlines
14 Aug 17 Aug Frontier Airlines
13 Aug 20 Aug Frontier Airlines
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deals for one-way flights from Philadelphia to St. Thomas in August.

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Updated Jul 5, 2026.

About these fares

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