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Dulles Intl

$242+ Cheap flights from Trinidad and Tobago to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
POS — IAD
Dec 12 — Dec 191
Fri 12/12
Fri 12/19
1 adult, Economy
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Cheap flight deals from Trinidad and Tobago to Dulles Intl

Keep the following information in mind while searching for Trinidad and Tobago to Dulles Intl flight deals. Data was last updated November 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$382
(Copa Airlines)

One-way from

$242
(Kiwi.com)

Popular in

April

Cheapest in

February

Average price

$546
Provider with most accurate pricing for Port of Spain Piarco Intl-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Port of Spain Piarco Intl-Washington, D.C. (WAS) flights.
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From Trinidad and Tobago to Washington, D.C. Dulles Intl
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One-way flight from Trinidad and Tobago to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 13% potential increase in price ($76 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Trinidad and Tobago to Dulles Intl

Cheapest flights from Trinidad and Tobago to Dulles Intl
Explore the most affordable flight options available from Trinidad and Tobago to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 12, 2025.

This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/161:30 amPOS - IAD
1 stop20h 12mUnited Airlines
Wed 1/75:45 pmIAD - POS
1 stop29h 38mUnited Airlines
Deal found 11/10$406
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/261:30 amPOS - IAD
1 stop20h 21mUnited Airlines
Tue 12/95:40 pmIAD - POS
1 stop29h 43mUnited Airlines
Deal found 11/10$423
This United Airlines deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/221:30 amPOS - IAD
1 stop21h 49mUnited Airlines
Sat 1/108:15 amIAD - POS
1 stop15h 08mUnited Airlines
Deal found 11/11$426
This American Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:10 amPOS - IAD
2 stops16h 58mAmerican Airlines
Wed 1/71:08 pmIAD - POS
2 stops25h 17mAmerican Airlines
Deal found 11/10$428
This American Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:19 amPOS - IAD
2 stops30h 53mAmerican Airlines
Tue 12/97:55 amIAD - POS
2 stops15h 04mAmerican Airlines
Deal found 11/10$431
This Copa Airlines deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/143:48 amPOS - IAD
1 stop11h 14mCopa Airlines
Sun 11/161:13 amIAD - POS
1 stop11h 04mCopa Airlines
Deal found 11/11$432
This United Airlines deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/141:30 amPOS - IAD
1 stop10h 58mUnited Airlines
Mon 11/175:45 pmIAD - POS
1 stop29h 38mUnited Airlines
Deal found 11/11$442
This United Airlines deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/181:30 amPOS - IAD
1 stop20h 21mUnited Airlines
Thu 12/46:00 amIAD - POS
1 stop17h 23mUnited Airlines
Deal found 11/12$444
This American Airlines deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/244:30 pmPOS - IAD
2 stops21h 42mAmerican Airlines
Wed 12/35:29 pmIAD - POS
2 stops21h 04mAmerican Airlines
Deal found 11/12$448
This American Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/234:30 pmPOS - IAD
2 stops22h 05mAmerican Airlines
Wed 12/35:29 pmIAD - POS
2 stops21h 04mAmerican Airlines
Deal found 11/10$454
This Booking.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/162:15 amPOS - IAD
2 stops43h 44mAir Canada
Wed 1/79:45 amIAD - POS
2 stops38h 35mAir Canada
Deal found 11/10$463
This Air Canada deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/232:15 amPOS - IAD
1 stop14h 31mAir Canada
Tue 12/29:00 amIAD - POS
1 stop15h 10mAir Canada
Deal found 11/12$471

Cheapflights Fare Finder

 
Customize your flight search to find flights from Trinidad and Tobago to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 12, 2025.
Use the filters below to find and compare flights from Trinidad and Tobago to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Trinidad and Tobago

Fly to

Dulles Intl

Route

Depart

Return

Price

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Tue 1/20

3:40 am-1:58 pm

1 stop11h 18m

Washington, D.C. Dulles Intl

Thu 1/29

1:12 am-1:11 pm

1 stop10h 59m

$382

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Thu 1/22

1:30 am-11:23 am

1 stop10h 53m

Washington, D.C. Dulles Intl

Mon 2/2

12:35 pm-12:23 am

1 stop10h 48m

$406

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Thu 1/22

1:30 am-11:23 am

1 stop10h 53m

Washington, D.C. Dulles Intl

Thu 1/29

8:15 am-12:23 am

1 stop15h 08m

$406

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Sun 1/18

1:30 am-11:23 am

1 stop10h 53m

Washington, D.C. Dulles Intl

Sat 1/31

6:03 am-12:23 am

1 stop17h 20m

$406

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Thu 1/22

1:30 am-8:49 pm

1 stop20h 19m

Washington, D.C. Dulles Intl

Sun 2/1

8:15 am-12:23 am

1 stop15h 08m

$406

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Fri 1/23

1:30 am-8:49 pm

1 stop20h 19m

Washington, D.C. Dulles Intl

Wed 1/28

5:45 pm-12:23 am

1 stop29h 38m

$406

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Fri 1/23

1:30 am-10:18 pm

1 stop21h 48m

Washington, D.C. Dulles Intl

Thu 1/29

6:03 am-12:23 am

1 stop17h 20m

$406

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Sat 1/17

1:30 am-10:18 pm

1 stop21h 48m

Washington, D.C. Dulles Intl

Sat 1/31

8:15 am-12:23 am

1 stop15h 08m

$406

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Mon 12/22

1:30 am-11:49 pm

1 stop23h 19m

Washington, D.C. Dulles Intl

Tue 12/30

10:15 pm-12:23 am

1 stop25h 08m

$406

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Mon 1/19

1:30 am-10:18 pm

1 stop21h 48m

Washington, D.C. Dulles Intl

Fri 1/30

8:15 am-12:23 am

1 stop15h 08m

$406

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 21 results
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Best time to book a flight from Trinidad and Tobago to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Trinidad and Tobago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Trinidad and Tobago to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Trinidad and Tobago to Washington, D.C. Dulles Intl Airport?

Currently, April is the cheapest month in which you can book a flight from Trinidad and Tobago to Washington, D.C. Dulles Intl Airport (average of $242). Flying from Trinidad and Tobago to Washington, D.C. Dulles Intl Airport in November is currently the most expensive (average of $623). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TT to IAD?

Find hourly flight availability from Trinidad and Tobago to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 12, 2025.

When flying from Trinidad and Tobago to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 21% versus a flight in the evening.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated November 12, 2025.
Read through reviews of airlines operating flights from Trinidad and Tobago to Washington, D.C. Dulles Intl Airport, such as Copa Airlines and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.6
Good
1,563 reviews

Comfort

7.4

Crew

8.1

Entertainment

6.8

Food

6.9

Boarding

7.8

Overall

7.6

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
Copa Airlines
7.6
Good
1,563 reviews
Copa Airlines
7.6
Good
1,563 reviews

Comfort

7.4

Crew

8.1

Entertainment

6.8

Food

6.9

Boarding

7.8

Overall

7.6

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
United Airlines
7.4
Good
9,015 reviews
Copa Airlines
7.6
Good
1,563 reviews

Comfort

7.4

Crew

8.1

Entertainment

6.8

Food

6.9

Boarding

7.8

Overall

7.6

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip

Related info for your journey

Find useful and relevant information for your journey from Trinidad and Tobago to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Trinidad and Tobago to Washington, D.C. Dulles Intl Airport?

    Copa Airlines and United Airlines can get you from Trinidad and Tobago to Washington, D.C. Dulles Intl Airport in just under 10h 53m. Your travel time can differ by up to 25m. Airlines will cover a distance of 2195 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Trinidad and Tobago to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Trinidad and Tobago to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Trinidad and Tobago to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Trinidad and Tobago to Dulles Intl.

  • Can I find deals for business class flights from Trinidad and Tobago to Dulles Intl?

    Yes. Cheapflights offers flight deals from Trinidad and Tobago to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Trinidad and Tobago to Washington, D.C. Dulles Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from Trinidad and Tobago to Washington, D.C. Dulles Intl Airport (average of $242). Flying from Trinidad and Tobago to Washington, D.C. Dulles Intl Airport in November is currently the most expensive (average of $623). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Tysons
Woodbridge
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Linthicum Heights
Manassas
Laurel
Towson
National Harbor
Waldorf
Bowie
Largo
McLean

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Trinidad and Tobago to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Bridgetown to Reagan-National flights
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St. George's to Reagan-National flights
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Providenciales to Dulles Intl flights
Christiansted to Reagan-National flights
Ponce to Reagan-National flights
George Town to Baltimore flights
Willemstad to Dulles Intl flights
George Town to Reagan-National flights
Christiansted to Baltimore flights
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Top 2 airlines flying from Trinidad and Tobago to Dulles Intl

Discover the top 2 airlines that operate flights from Trinidad and Tobago to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$335Average$409FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$395Average$478FlexibilityNo cancel feeOn-time69%

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