Cheapest return flights from Philadelphia to St. Thomas in April from 154€

Best time to book flights for Philadelphia (PHL) to St. Thomas (STT) flights at AirHint

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

Return flights

01 Apr - 02 Apr Spirit Airlines
03 Apr - 08 Apr Spirit Airlines
04 Apr - 12 Apr Spirit Airlines
03 Apr - 07 Apr Spirit Airlines
19 Apr - 23 Apr Spirit Airlines
19 Apr - 22 Apr Spirit Airlines
21 Apr - 25 Apr Spirit Airlines
29 Apr - 06 May Spirit Airlines
17 Apr - 22 Apr Spirit Airlines
15 Apr - 19 Apr Spirit Airlines
12 Apr - 18 Apr Spirit Airlines

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

Skyscanner

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.

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