Beginning of main content
Round Trip Icon
Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5
Due to coronavirus (COVID-19) travel advisories, some destinations may be unavailable for certain dates. Find out more.

Change your flight without a fee on select flights

Feel at ease with free flight cancellations within 24 hours of booking

Amazing POS to IAD Flight Deals

The cheapest flights to Washington Dulles Intl. found within the past 7 days were $434 round trip and $247 one way. Prices and availability subject to change. Additional terms may apply.

FAQs about flights from Piarco Intl. Airport (POS) to Washington Dulles Intl. Airport (IAD)

Are there direct flights from Port of Spain (POS-Piarco Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

United Airlines, Air Canada and Copa Airlines will fly you to Washington (and vicinity) from Piarco with only one stopover. Unfortunately, there are no direct flights between Port of Spain (POS-Piarco Intl.) and Washington, DC (IAD-Washington Dulles Intl.) just yet.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to Washington, DC (IAD-Washington Dulles Intl.), please visit our Customer Service Portal.

How long is the flight from Port of Spain (POS-Piarco Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

Flights between Piarco and Washington usually take around 6 hours and 50 minutes in total. Make the most of that time in the air by reading, resting, checking out the in-flight entertainment or doing all three.

What is the flight distance from Port of Spain (POS-Piarco Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

The flight distance from Port of Spain (POS-Piarco Intl.) to Washington, DC (IAD-Washington Dulles Intl.) is 2,423 mi. Remember to bring along a book or your favorite podcast to make the journey more enjoyable.

What airlines fly from Port of Spain (POS-Piarco Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?

Currently, there are no direct flights available between Port of Spain (POS-Piarco Intl.) and Washington, DC (IAD-Washington Dulles Intl.). Start planning early to save time and find the best route with the least amount of layovers.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Tuesdays tend to be the cheapest, according to flight demand on Travelocity in 2019. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Monday, as data shows the start of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2019, flights departing on a Tuesday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2019 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 1-2 weeks prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2019 saved nearly 50% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2019. Savings are subject to change based on departure location, date and destination.

Piarco Intl. to Washington Dulles Intl. Flight FAQ

Traveling FromPiarco Intl.
Traveling ToWashington Dulles Intl.
Shortest Flight Time hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price$434

Route Info

Flight path for flights from Piarco International Airport to Washington Dulles International Airport.


Distance:
2,561.00 miles


Popular Flight Routes from Port of Spain (POS)

Travelers at POS love to visit these top cities. Roam to the top destinations from Port of Spain (POS) today with the cheap prices from Travelocity!

Popular Flight Routes from Washington (IAD)

Travelers at IAD love to visit these top cities. Roam to the top destinations from Washington(IAD) today with the cheap prices from Travelocity!

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.