Cheapest return flights from San Antonio to St. Thomas in April from 353€

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

Return flights

08 Apr - 14 Apr Spirit Airlines
11 Apr - 14 Apr Spirit Airlines
05 Apr - 14 Apr Spirit Airlines
02 Apr - 14 Apr Spirit Airlines
05 Apr - 08 Apr Spirit Airlines
02 Apr - 08 Apr Spirit Airlines
25 Apr - 03 May United
02 Apr - 05 Apr Spirit Airlines
08 Apr - 11 Apr Spirit Airlines
05 Apr - 11 Apr Spirit Airlines
02 Apr - 11 Apr Spirit Airlines

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

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