Cheap flights from Dulles to Port Of Spain

Cheapest current fares: $311 in August 2026 on connecting flights.

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Live fares · IAD → POS

Cheapest month-by-month fares

Lowest available fare per calendar month from Dulles (IAD) to Port Of Spain (POS). Refreshed daily.

Dulles (IAD) → Port Of Spain (POS)

  1. August 2026 $311

Frequently asked questions

  • What is the cheapest month to fly from Dulles to Port Of Spain?

    Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Dulles (IAD) to Port Of Spain (POS), with fares starting from $311.

  • What is the lowest current fare from IAD to POS?

    The lowest currently-listed fare from Dulles (IAD) to Port Of Spain (POS) is $311 on 2026-08-13.

  • Is there a direct flight from Dulles to Port Of Spain?

    There is currently no non-stop service from IAD to POS. Most travellers connect through a hub airport. See our route page for current stopover options.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: IAD → POS Cheapest month to fly to Port Of Spain All flights from Dulles All flights to Port Of Spain Flights to Trinidad and Tobago Visa-free with USA passport