Cheapest one-way flights from Boston to St. Thomas in December from 176€

AirHint found the following cheapest one-way flights from Boston (BOS) to St. Thomas (STT) in December 2025 (see full year).

One-Way flights

23 Dec Delta direct
12 Dec Spirit Airlines
14 Dec Spirit Airlines
15 Dec United
13 Dec Spirit Airlines
29 Dec Spirit Airlines
22 Dec Frontier Airlines
20 Dec Spirit Airlines
25 Dec Spirit Airlines
27 Dec Spirit Airlines

Also check the deals for return flights from Boston to St. Thomas in December.

Powered by

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.

Book a cheap hotel in St. Thomas

Cheap car rent in St. Thomas

Feel free to contact us with any feedback or request another flight research.