Cheapest return flights from Boston to St. Thomas in April from 157€

AirHint found the following cheapest return flights from Boston (BOS) to St. Thomas (STT) in April 2026 (see full year).

Return flights

13 Apr - 14 Apr Spirit Airlines
13 Apr - 20 Apr Spirit Airlines
14 Apr - 20 Apr Spirit Airlines
11 Apr - 14 Apr Spirit Airlines
12 Apr - 14 Apr Spirit Airlines
09 Apr - 14 Apr Spirit Airlines
11 Apr - 20 Apr Spirit Airlines
12 Apr - 20 Apr Spirit Airlines
09 Apr - 20 Apr Spirit Airlines
13 Apr - 19 Apr Spirit Airlines
14 Apr - 04 May Spirit Airlines
22 Apr - 04 May Spirit Airlines
21 Apr - 04 May Spirit Airlines
27 Apr - 04 May Spirit Airlines
24 Apr - 04 May Spirit Airlines
27 Apr - 02 May United
23 Apr - 04 May Spirit Airlines
13 Apr - 03 May Spirit Airlines
14 Apr - 03 May Spirit Airlines
23 Apr - 03 May Spirit Airlines

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

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