Cheapest return flights from Boston to St. Thomas in October from $259

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

Return flights

24 Oct - 28 Oct Spirit Airlines
17 Oct - 28 Oct Spirit Airlines
30 Oct - 08 Nov Spirit Airlines
24 Oct - 08 Nov Spirit Airlines
17 Oct - 30 Oct Spirit Airlines
24 Oct - 30 Oct Spirit Airlines
17 Oct - 07 Nov Spirit Airlines
30 Oct - 07 Nov Spirit Airlines
30 Oct - 14 Nov Spirit Airlines
30 Oct - 15 Nov Spirit Airlines
24 Oct - 07 Nov Spirit Airlines
24 Oct - 14 Nov Spirit Airlines
17 Oct - 20 Oct Spirit Airlines
17 Oct - 27 Oct Spirit Airlines
24 Oct - 27 Oct Spirit Airlines
13 Oct - 20 Oct Spirit Airlines
31 Oct - 03 Nov Spirit Airlines
30 Oct - 03 Nov Spirit Airlines
16 Oct - 28 Oct Spirit Airlines
04 Oct - 11 Oct jetBlue

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

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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