Cheapest return flights from Miami to St. Croix Island in December from 399€

AirHint found the following cheapest return flights from Miami (MIA) to St. Croix Island (STX) in December 2025 (see full year).

Return flights

29 Dec - 06 Jan Frontier Airlines
26 Dec - 07 Jan American Airlines direct
31 Dec - 05 Jan Frontier Airlines
31 Dec - 06 Jan Frontier Airlines
24 Dec - 30 Dec Frontier Airlines
27 Dec - 03 Jan Frontier Airlines

Also check the deals for one-way flights from Miami to St. Croix Island in December.

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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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