Cheapest return flights from Boston to St. Thomas in April from $657

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

Return flights

20 Apr - 25 Apr jetBlue
18 Apr - 25 Apr jetBlue

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

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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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