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

Return flights

18 Jul - 05 Aug	American Airlines
08 Jul - 15 Jul	Frontier Airlines
07 Jul - 14 Jul	American Airlines
10 Jul - 13 Jul	Spirit Airlines
20 Jul - 25 Jul	Copa
12 Jul - 19 Jul	Spirit Airlines
04 Jul - 12 Jul	American Airlines
11 Jul - 16 Jul	United
08 Jul - 19 Jul	American Airlines
10 Jul - 15 Jul	United

Also check the deals for one-way flights from Atlanta 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 Atlanta to Port-of-spain in July from $520

Return flights