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

Return flights

13 Dec - 17 Dec	American Airlines
15 Dec - 22 Dec	Spirit Airlines
12 Dec - 14 Dec	Spirit Airlines
15 Dec - 29 Dec	Spirit Airlines
14 Dec - 18 Dec	American Airlines
19 Dec - 26 Dec	Spirit Airlines
22 Dec - 10 Jan	Spirit Airlines
22 Dec - 29 Dec	Spirit Airlines
15 Dec - 16 Dec	Spirit Airlines
19 Dec - 30 Dec	American Airlines
26 Dec - 10 Jan	Spirit Airlines
26 Dec - 29 Dec	Spirit Airlines
27 Dec - 03 Jan	Frontier Airlines

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

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. Croix Island

Cheap car rent in St. Croix Island

Cheapest return flights from New York to St. Croix Island in December from $426

Return flights