AirHint found the following cheapest return flights from New York (LGA) to Port-of-spain (POS) in December 2025 (see full year).

Return flights

25 Dec - 01 Jan	United
26 Dec - 29 Dec	Air Canada
24 Dec - 07 Jan	United
31 Dec - 04 Jan	Frontier Airlines
26 Dec - 31 Dec	Frontier Airlines
24 Dec - 28 Dec	United
23 Dec - 28 Dec	Frontier Airlines
26 Dec - 30 Dec	Spirit Airlines
26 Dec - 04 Jan	Frontier Airlines
27 Dec - 04 Jan	Frontier Airlines
23 Dec - 05 Jan	Frontier Airlines
22 Dec - 28 Dec	Frontier Airlines
23 Dec - 27 Dec	Frontier Airlines
25 Dec - 03 Jan	Frontier Airlines
24 Dec - 04 Jan	Frontier Airlines
27 Dec - 03 Jan	Frontier Airlines
26 Dec - 03 Jan	Frontier Airlines
22 Dec - 27 Dec	United

Also check the deals for one-way flights from New York to Port-of-spain 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.

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Cheapest return flights from New York to Port-of-spain in December from 565€

Return flights