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

Return flights

09 Dec - 16 Dec	United
06 Dec - 08 Dec	United
02 Dec - 09 Dec	United
05 Dec - 08 Dec	United
30 Dec - 12 Jan	Frontier Airlines
30 Dec - 13 Jan	Frontier Airlines
18 Dec - 21 Dec	Frontier Airlines
18 Dec - 25 Dec	Frontier Airlines
15 Dec - 30 Dec	Spirit Airlines
26 Dec - 01 Jan	United
15 Dec - 26 Dec	Spirit Airlines
24 Dec - 07 Jan	Spirit Airlines
24 Dec - 28 Dec	Spirit Airlines
18 Dec - 28 Dec	Frontier Airlines
19 Dec - 19 Jan	Frontier Airlines
23 Dec - 05 Jan	Frontier Airlines
24 Dec - 04 Jan	Spirit Airlines
21 Dec - 09 Jan	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.

Book a cheap hotel in Port-of-spain

Cheap car rent in Port-of-spain

Cheapest return flights from New York to Port-of-spain in December from 263€

Return flights