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Cheap Flights from Washington Dulles to Port Of Spain

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      Travellers and cabin class, 1 Adult, Economy

      Compare Washington Dulles to Port Of Spain flight deals

      Find the cheapest month or even day of the year to fly to Port Of Spain

      Book the best Port Of Spain fare with no extra fees

      Flight deals from Washington Dulles to Port Of Spain

      Looking for a cheap last-minute deal or the best return flight from Washington Dulles Airport to Port Of Spain Airport? If you want to travel next month, return fares start from R 9,459. Find the lowest prices on one-way and return tickets right here.
      Port Of Spain.R 4,568 per passenger.Departing Thu, 5 Nov.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Thu, 5 Nov, arriving in Port Of Spain.Price includes taxes and charges.From R 4,568, select.
      Port Of Spain.R 4,931 per passenger.Departing Sun, 10 Jan.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Sun, 10 Jan, arriving in Port Of Spain.Price includes taxes and charges.From R 4,931, select.
      Port Of Spain.R 5,034 per passenger.Departing Wed, 28 Oct.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Wed, 28 Oct, arriving in Port Of Spain.Price includes taxes and charges.From R 5,034, select.
      Port Of Spain.R 5,421 per passenger.Departing Tue, 2 Mar.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Tue, 2 Mar, arriving in Port Of Spain.Price includes taxes and charges.From R 5,421, select.
      Port Of Spain.R 5,422 per passenger.Departing Tue, 8 Dec.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Tue, 8 Dec, arriving in Port Of Spain.Price includes taxes and charges.From R 5,422, select.
      Port Of Spain.R 5,531 per passenger.Departing Mon, 8 Feb.One-way flight with United.Outbound indirect flight with United, departs from Washington Dulles on Mon, 8 Feb, arriving in Port Of Spain.Price includes taxes and charges.From R 5,531, select.
      Port Of Spain.R 5,811 per passenger.Departing Sun, 20 Jun.One-way flight with Air Canada.Outbound indirect flight with Air Canada, departs from Washington Dulles on Sun, 20 Jun, arriving in Port Of Spain.Price includes taxes and charges.From R 5,811, select.
      Port Of Spain.R 6,533 per passenger.Departing Sat, 3 Apr.One-way flight with Air Canada.Outbound indirect flight with Air Canada, departs from Washington Dulles on Sat, 3 Apr, arriving in Port Of Spain.Price includes taxes and charges.From R 6,533, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Washington Dulles to Port Of Spain found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from Washington Dulles to Port Of Spain

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Port Of Spain flights are currently cheapest in November.
      Oct
      from R 5,011
      Nov
      from R 4,547
      Dec
      from R 5,397
      Jan
      from R 4,908
      Feb
      from R 5,506
      Mar
      from R 5,396
      Apr
      from R 6,503
      May
      Find prices
      Jun
      from R 5,784
      Jul
      Find prices
      Aug
      Find prices
      Sep
      Find prices

      Washington Dulles to Port Of Spain: Alternative routes

      Compare routes from Washington Dulles to Port Of Spain below. You may find an airport to fly into that's cheaper, faster, or easier than Port Of Spain.

      Port Of Spain

      20km from central Port Of Spain
      ClosestCheapest
      from R 4,547
      Search flights

      Washington D.C. to Port Of Spain: Flight information

      The things to know before you go.
      Cheapest flight foundR 4,547
      Cheapest month to flyNovember

      Finding cheap flights from Washington Dulles to Port Of Spain: Frequently asked questions

      The best price we found for a return flight from Washington Dulles to Port Of Spain is R 9,459. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Washington Dulles to Port Of Spain. But we found flights with one or more stops from R 9,416.
      As of October 2026, there are no flights flying from Washington Dulles to Port Of Spain.
      The cheapest month to fly from Washington Dulles to Port Of Spain is usually November.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Port Of Spain Airport on Monday, 16 November 2026.
      No airlines currently offer direct flights between Washington Dulles Airport and Port Of Spain Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Port Of Spain but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Port Of Spain is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Copa offers the cheapest flight tickets to Port Of Spain.

      Flying from Washington Dulles Airport (IAD) to Port Of Spain Airport (POS): what you need to know

      • Port Of Spain is one hour ahead of Washington DC and is in the UTC-4 timezone.

      • To ensure you get on your IAD to POS flight, allow plenty of time for things like baggage drop and finding your gate. Turning up two hours ahead of international departures and one hour before domestic flights is the general rule.

      • You can expect longer queues in popular months such as July. Arriving up to four hours ahead of an international flight and two hours for domestic departures will give you ample time for security and boarding.

      • Think about adding a stopover when booking your ticket from Washington Dulles Airport to Port Of Spain Airport. Just deselect 'Direct flights only' to break up your journey, or visit a new city along the way. Check out these options between IAD and POS:

        • New York John F. Kennedy Airport

        • San Juan Luis Munoz Marin Airport

        • St Maarten Airport

      How to find the cheapest flights from Washington Dulles Airport (IAD) to Port Of Spain Airport (POS)

      • R 4,568 is currently the best price for a one-way Washington Dulles Airport to Port Of Spain Airport flight. Return flights start from R 9,416. These fares may change based on availability and demand.

      • It's a good idea to book ahead of time if you're hoping to get cheap tickets from IAD to POS. That's because airlines change prices based on demand, which tends to rise closer to departure.

      • The 'Whole month' search tool shows you the cheapest flights from Washington Dulles Airport to Port Of Spain Airport throughout the month. It's an easy way to snap up a bargain if your travel plans aren't set in stone.

      • Spend less time searching for cheap flights from IAD to POS by setting up a Price Alert. You'll receive an email or push notification on the app when fares go down.

      • Tailor your trip using filters. Pick your preferred departure and arrival times, total journey duration and airlines. You can also sort the results by 'Best,' 'Fastest' or 'Cheapest' flights from Washington Dulles Airport to Port Of Spain Airport.

      Handy information about Washington Dulles Airport (IAD)

      • IAD is located at 1 Saarinen Circle.

      • When it comes to Washington Dulles Airport's on-time performance, data shows 77% of flights arrive within the expected timeframe.

      • Washington Dulles Airport is around 40 kilometres from central Washington DC. If you're catching a taxi, ride-sharing or driving from the centre, it'll take you 45 minutes or so to get there, depending on the traffic.

      • The journey when using public transport takes about 1 hour 10 minutes.

      • Get your trip off to a hassle-free start by staying near IAD. Whether you're boarding an early flight from Washington Dulles Airport to Port Of Spain Airport or just don't like being rushed, these stays are perfect:

      Arriving at Port Of Spain Airport (POS)

      • If you're coming in on a late Washington Dulles Airport to Port Of Spain Airport flight, few things beat the convenience of staying near the terminal. Pick up your bags from the carousel and then be showered and relaxing shortly after at one of these hotels near POS:

      • Go wherever you want, whenever you want with a Port Of Spain Airport rental car. Pick up your wheels from Sixt, Alamo or Ace Rent a Car and chase adventure across Port Of Spain and beyond.

      • Reserving your vehicle from Port Of Spain Airport around one week in advance can help you get the lowest rate.

      Getting from Port Of Spain Airport (POS) to central Port Of Spain

      • Port Of Spain Airport to central Port Of Spain has a drive time of about 30 minutes. It's approximately 31 kilometres away.

      • If you're travelling by public transport, expect a journey of roughly 50 minutes.

      When to fly to Port Of Spain Airport (POS)

      • The quietest month for a flight from Washington Dulles Airport to Port Of Spain Airport is March, while August is the most popular. Choose the best time to visit Port Of Spain based on whether you prefer a laid-back vibe or a more bustling atmosphere.

      • The warmest month in Port Of Spain is September, with the temperature ranging between 24ºC (75ºF) and 31ºC (88ºF). Lock in your flights from Washington Dulles Airport to Port Of Spain Airport in this month if this is the type of weather you like.

      • Look for cheap tickets from IAD to POS in February if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 22ºC (72ºF) and 30ºC (86ºF) on average.

      Explore more of Trinidad and Tobago

      • Add a new chapter to your Trinidad and Tobago adventure with a visit to Chaguanas, located around 19 kilometres south-east of Port Of Spain. Badra Kali Shakti Temple is just one of the popular attractions to discover here.

      Plan the rest of your trip from Washington D.C. to Port Of Spain

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.