Cheapest return flights from Jacksonville to St. Thomas in May from 455€

AirHint found the following cheapest return flights from Jacksonville (JAX) to St. Thomas (STT) in May 2026 (see full year).

Return flights

30 May - 10 Jun Frontier Airlines
14 May - 17 May Allegiant Air
22 May - 30 May Allegiant Air
30 May - 09 Jun Frontier Airlines

Also check the deals for one-way flights from Jacksonville to St. Thomas in May.

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.