AirHint found the following cheapest return flights from Newark (EWR) to Port-of-spain (POS) in July 2025 (see full year).

Return flights

10 Jul - 15 Jul	Frontier Airlines
10 Jul - 10 Aug	Frontier Airlines
10 Jul - 13 Jul	Frontier Airlines
25 Jul - 01 Aug	Spirit Airlines
31 Jul - 05 Aug	Spirit Airlines
31 Jul - 04 Aug	United
10 Jul - 13 Aug	United
18 Jul - 21 Jul	United
09 Jul - 10 Aug	Spirit Airlines
16 Jul - 23 Jul	Spirit Airlines
10 Jul - 14 Jul	Frontier Airlines
26 Jul - 27 Jul	Spirit Airlines
15 Jul - 23 Jul	United
09 Jul - 16 Jul	United
15 Jul - 25 Jul	United

Also check the deals for one-way flights from Newark to Port-of-spain in July.

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 Newark to Port-of-spain in July from 470€

Return flights