What is the cheapest airline that flies from Port of Spain Piarco Intl to Washington, D.C. Dulles Intl?

Air Canada is the most popular carrier operating from Port of Spain Piarco Intl to Washington, D.C. Dulles Intl

Which layover airport has the shortest travel time from Port of Spain to Washington, D.C. Dulles Intl Airport?

Flights connecting via Newark (EWR) have the shortest average one-way travel time: 9h 28m.

Which airport is the most popular layover for flights between Port of Spain and Washington, D.C. Dulles Intl Airport?

Panama City (PTY) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Port of Spain to Washington, D.C. Dulles Intl Airport?

Panama City (PTY) has the shortest average layover time for this route: 2h 20m.

Which layover airport offers the lowest fares from Port of Spain to Washington, D.C. Dulles Intl Airport?

Flights via Panama City (PTY) offer the lowest average round-trip price of $502.

When did momondo last update prices for flights from Port of Spain Piarco Intl Airport to Washington, D.C. Dulles Intl Airport?

Prices for flights from Port of Spain Piarco Intl Airport to Washington, D.C. Dulles Intl Airport are updated daily.

How many operators does momondo search for flights from Port of Spain Piarco Intl Airport to Washington, D.C. Dulles Intl Airport?

The number of operators available for flights from Port of Spain Piarco Intl Airport to Washington, D.C. Dulles Intl Airport is 2 as of August 2026.

How old do you have to be to fly from Port of Spain Piarco Intl Airport to Washington, D.C. Dulles Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Port of Spain Piarco Intl Airport to Washington, D.C. Dulles Intl Airport.

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$243 Cheap Flights from Port of Spain to Washington, D.C. Dulles Intl Airport in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Port of Spain to Washington, D.C.

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:10 am - 8:09 pm

POS

IAD

9h 59m

1 stop

7:00 am - 6:55 pm

IAD

POS

11h 55m

2 stops

$469Multiple Airlines

Mon, Sep 28 - Sun, Oct 18

10:10 am - 8:09 pm

POS

IAD

9h 59m

1 stop

12:30 pm - 6:55 pm

IAD

POS

30h 25m

2 stops

$488Multiple Airlines

Mon, Sep 14 - Sat, Sep 19

10:10 am - 8:09 pm

POS

IAD

9h 59m

1 stop

6:46 pm - 8:00 pm

IAD

POS

25h 14m

1 stop

$495Multiple Airlines

Mon, Sep 28 - Sun, Oct 18

10:10 am - 8:09 pm

POS

IAD

9h 59m

1 stop

7:00 am - 6:55 pm

IAD

POS

11h 55m

2 stops

$507Multiple Airlines

Mon, Sep 28 - Sun, Oct 18

2:23 pm - 3:04 pm

POS

IAD

24h 41m

1 stop

4:34 pm - 1:17 pm

IAD

POS

20h 43m

1 stop

$624Copa Airlines

Sat, Sep 19 - Tue, Sep 29

2:23 pm - 4:20 am

POS

IAD

13h 57m

1 stop

9:35 am - 1:17 pm

IAD

POS

27h 42m

1 stop

$624Copa Airlines

Sat, Sep 19 - Tue, Sep 29

12:30 am - 8:56 pm

POS

IAD

20h 26m

1 stop

6:15 am - 11:23 pm

IAD

POS

17h 08m

1 stop

$636United Airlines

Wed, Sep 16 - Tue, Sep 29

12:30 am - 9:07 pm

POS

IAD

20h 37m

1 stop

8:30 am - 11:23 pm

IAD

POS

14h 53m

1 stop

$636United Airlines

Sun, Sep 27 - Sun, Oct 18

1:25 am - 11:26 am

POS

IAD

11h 01m

1 stop

6:30 am - 12:23 am

IAD

POS

16h 53m

1 stop

$636United Airlines

Thu, Dec 24 - Tue, Jan 5

2:22 pm - 11:32 pm

POS

IAD

10h 10m

1 stop

1:13 am - 1:55 am

IAD

POS

23h 42m

1 stop

$637Copa Airlines

Mon, Dec 28 - Thu, Dec 31

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Copa Airlines flights from Port of Spain to Washington, D.C. Dulles Intl Airport

Our best Copa Airlines deals on Port of Spain to Washington, D.C. Dulles Intl Airport flight tickets

Copa Airlines

Sep 19

POS2:23 pmPort of Spain Piarco Intl

13h 57m

1 stop

IAD4:20 amWashington, D.C. Dulles Intl

Sep 29

IAD9:35 amWashington, D.C. Dulles Intl

27h 42m

1 stop

POS1:17 pmPort of Spain Piarco Intl

$624

Copa Airlines

Dec 28

POS2:22 pmPort of Spain Piarco Intl

13h 57m

1 stop

IAD3:19 amWashington, D.C. Dulles Intl

Dec 31

IAD1:13 amWashington, D.C. Dulles Intl

23h 42m

1 stop

POS1:55 amPort of Spain Piarco Intl

$637

Copa Airlines

Aug 28

POS2:19 pmPort of Spain Piarco Intl

10h 14m

1 stop

IAD12:33 amWashington, D.C. Dulles Intl

Sep 13

IAD9:35 amWashington, D.C. Dulles Intl

27h 42m

1 stop

POS1:17 pmPort of Spain Piarco Intl

$641

United Airlines flights from Port of Spain to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Port of Spain to Washington, D.C. Dulles Intl Airport flight tickets

United Airlines

Sep 16

POS12:30 amPort of Spain Piarco Intl

18h 29m

1 stop

IAD6:59 pmWashington, D.C. Dulles Intl

Sep 30

IAD8:30 amWashington, D.C. Dulles Intl

14h 53m

1 stop

POS11:23 pmPort of Spain Piarco Intl

$636

United Airlines

Nov 1

POS1:25 amPort of Spain Piarco Intl

22h 19m

1 stop

IAD10:44 pmWashington, D.C. Dulles Intl

Nov 30

IAD10:25 pmWashington, D.C. Dulles Intl

24h 58m

1 stop

POS12:23 amPort of Spain Piarco Intl

$657

United Airlines

Nov 19

POS1:25 amPort of Spain Piarco Intl

17h 55m

1 stop

IAD6:20 pmWashington, D.C. Dulles Intl

Nov 27

IAD2:38 pmWashington, D.C. Dulles Intl

32h 40m

1 stop

POS12:18 amPort of Spain Piarco Intl

$661

momondo Fare Finder

Use the filters below to find and compare flights from Port of Spain to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Mon 9/28

10:10 am-8:09 pm

1 stop9h 59m

Washington, D.C. Dulles Intl

Sun 10/18

7:00 am-6:55 pm

2 stops11h 55m

$469

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Mon 9/14

10:10 am-8:09 pm

1 stop9h 59m

Washington, D.C. Dulles Intl

Sat 9/19

12:30 pm-6:55 pm

2 stops30h 25m

$488

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Mon 9/28

10:10 am-8:09 pm

1 stop9h 59m

Washington, D.C. Dulles Intl

Sun 10/18

6:46 pm-8:00 pm

1 stop25h 14m

$495

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Mon 9/28

10:10 am-8:09 pm

1 stop9h 59m

Washington, D.C. Dulles Intl

Sun 10/18

7:00 am-6:55 pm

2 stops11h 55m

$507

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Sat 9/19

2:23 pm-3:04 pm

1 stop24h 41m

Washington, D.C. Dulles Intl

Tue 9/29

4:34 pm-1:17 pm

1 stop20h 43m

$624

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Sat 9/19

2:23 pm-4:20 am

1 stop13h 57m

Washington, D.C. Dulles Intl

Tue 9/29

9:35 am-1:17 pm

1 stop27h 42m

$624

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Wed 9/16

12:30 am-8:56 pm

1 stop20h 26m

Washington, D.C. Dulles Intl

Tue 9/29

6:15 am-11:23 pm

1 stop17h 08m

$636

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Sun 9/27

12:30 am-9:07 pm

1 stop20h 37m

Washington, D.C. Dulles Intl

Sun 10/18

8:30 am-11:23 pm

1 stop14h 53m

$636

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Thu 12/24

1:25 am-11:26 am

1 stop11h 01m

Washington, D.C. Dulles Intl

Tue 1/5

6:30 am-12:23 am

1 stop16h 53m

$636

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Mon 12/28

2:22 pm-11:32 pm

1 stop10h 10m

Washington, D.C. Dulles Intl

Thu 12/31

1:13 am-1:55 am

1 stop23h 42m

$637

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Port of Spain to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Port of Spain and Washington, D.C. Dulles Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $658 to $705.
The lowest price recently found on this route was $469.

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, June is the cheapest month to fly from Port of Spain to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of June, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $294.

Can stopping save me money on Port of Spain to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 11% on your flight if you consider stops on a Port of Spain to Washington, D.C. Dulles Intl Airport flight.

When to book flights from Port of Spain to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Port of Spain to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Port of Spain to Washington, D.C. Dulles Intl Airport (POS to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Port of Spain to Washington, D.C. Dulles Intl Airport

Fastest flight time	9h 59m
Direct flights	None

The fastest flight from Port of Spain to Washington, D.C. Dulles Intl Airport takes 9h 59m

There are no direct flights from Port of Spain to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Port of Spain to Washington, D.C. Dulles Intl Airport.

Search flight deals

Frequently asked questions about flying from Port of Spain to Washington, D.C. Dulles Intl Airport

How far is Port of Spain Piarco Intl to Washington, D.C. Dulles Intl by plane?
The distance between Port of Spain Piarco Intl and Washington, D.C. Dulles Intl is about 2185.8 mi. Typically, this will take 9h 59m by plane in normal conditions.
When did momondo last update prices for flights from Port of Spain Piarco Intl Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from Port of Spain Piarco Intl Airport to Washington, D.C. Dulles Intl Airport are updated daily.
How many operators does momondo search for flights from Port of Spain Piarco Intl Airport to Washington, D.C. Dulles Intl Airport?
The number of operators available for flights from Port of Spain Piarco Intl Airport to Washington, D.C. Dulles Intl Airport is 2 as of August 2026.
How old do you have to be to fly from Port of Spain Piarco Intl Airport to Washington, D.C. Dulles Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Port of Spain Piarco Intl Airport to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Port of Spain to Washington, D.C. Dulles Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Port of Spain to Washington, D.C. Dulles Intl Airport is Copa Airlines, representing 54% of all bookings. The subsequent popular airline is United Airlines at 46%.

Best airlines flying from Port of Spain to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Port of Spain to Washington, D.C. Dulles Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Copa Airlines	PriceFrom $222	Free Cancellation	Rating 7.6 1,564 reviews		Search Copa Airlines flights
United Airlines	PriceFrom $291	Free Cancellation	Rating 7.4 10,061 reviews		Search United Airlines flights

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Why should I use momondo to find a flight deal from Port of Spain to Washington, D.C.?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Port of Spain to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Port of Spain to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Port of Spain with this policy.

How can momondo help me find flights from Port of Spain to Washington, D.C.?

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Port of Spain. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Port of Spain to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Port of Spain to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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Cheap flights from Port of Spain to Washington, D.C. from $243

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Port of Spain to Washington, D.C. departing on 9/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Copa Airlines flights from Port of Spain to Washington, D.C. Dulles Intl Airport

Our best Copa Airlines deals on Port of Spain to Washington, D.C. Dulles Intl Airport flight tickets

United Airlines flights from Port of Spain to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Port of Spain to Washington, D.C. Dulles Intl Airport flight tickets

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Use the filters below to find and compare flights from Port of Spain to Washington, D.C. Dulles Intl Airport that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Port of Spain to Washington, D.C. Dulles Intl Airport

What is the typical price of a round-trip flight between Port of Spain and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

Can stopping save me money on Port of Spain to Washington, D.C. Dulles Intl Airport flights?

What is the cheapest airline that flies from Port of Spain Piarco Intl to Washington, D.C. Dulles Intl?

Which airport is the most popular layover for flights between Port of Spain and Washington, D.C. Dulles Intl Airport?

Which layover airport offers the lowest fares from Port of Spain to Washington, D.C. Dulles Intl Airport?

Which layover airport has the shortest travel time from Port of Spain to Washington, D.C. Dulles Intl Airport?

Which layover airport has the shortest connection time from Port of Spain to Washington, D.C. Dulles Intl Airport?

When to book flights from Port of Spain to Washington, D.C. Dulles Intl Airport

Cheap Port of Spain to Washington, D.C. Dulles Intl Airport (POS to IAD) flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Port of Spain to Washington, D.C. Dulles Intl Airport

Best airlines flying from Port of Spain to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Port of Spain to Washington, D.C. Dulles Intl Airport with momondo

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