Cheapest return flights from Indianapolis to St. Thomas in December from $529

AirHint found the following cheapest return flights from Indianapolis (IND) to St. Thomas (STT) in December 2025 (see full year).

Return flights

21 Dec - 24 Dec American Airlines
18 Dec - 21 Dec United
18 Dec - 24 Dec Spirit Airlines
24 Dec - 31 Dec Allegiant Air
18 Dec - 31 Dec Spirit Airlines
21 Dec - 31 Dec Spirit Airlines
27 Dec - 31 Dec Spirit Airlines
18 Dec - 03 Jan Spirit Airlines
27 Dec - 03 Jan Allegiant Air
21 Dec - 03 Jan Spirit Airlines
24 Dec - 03 Jan Spirit Airlines

Also check the deals for one-way flights from Indianapolis to St. Thomas in December.

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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