AirHint found the following cheapest return flights from Washington (DCA) to Port-of-spain (POS) in January 2026 (see full year).

Return flights

22 Jan - 27 Jan	United
15 Jan - 20 Jan	United
16 Jan - 20 Jan	United
01 Jan - 09 Jan	United

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

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 Washington to Port-of-spain in January from 431€

Return flights