Cheapest return flights from Philadelphia to St. Thomas in October from 386€

AirHint found the following cheapest return flights from Philadelphia (PHL) to St. Thomas (STT) in October 2025 (see full year).

Return flights

25 Oct - 01 Nov Frontier Airlines
25 Oct - 07 Nov Spirit Airlines
25 Oct - 11 Nov Spirit Airlines
26 Oct - 29 Oct Frontier Airlines
24 Oct - 31 Oct Frontier Airlines
25 Oct - 09 Nov Spirit Airlines
25 Oct - 08 Nov Spirit Airlines

Also check the deals for one-way flights from Philadelphia to St. Thomas in October.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in St. Thomas

Cheap car rent in St. Thomas

Feel free to contact us with any feedback or request another flight research.