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Dulles Intl

Cheap flights from Trinidad to Dulles Intl (IAD) - Compare and Save

POS — IAD
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Cheap flight deals from Trinidad to Dulles Intl

Keep the following information in mind while searching for Trinidad to Dulles Intl flight deals. Data was last updated October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$399
(Copa Airlines)

One-way from

$231
(Copa Airlines)

Popular in

April

Cheapest in

February

Average price

$502
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 to Washington, D.C. Dulles Intl
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One-way flight from Trinidad to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 6% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Trinidad to Dulles Intl

Cheapest flights from Trinidad to Dulles Intl
Explore the most affordable flight options available from Trinidad to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This Copa Airlines deal was found by Cheapflights users on 10/14. 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.
Wed 11/123:48 amPOS - IAD
1 stop11h 14mCopa Airlines
Thu 11/203:24 pmIAD - POS
1 stop9h 24mCopa Airlines
Deal found 10/14$399
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:25 pmPOS - IAD
1 stop20h 29mMultiple Airlines
Sun 11/94:00 pmIAD - POS
1 stop12h 15mMultiple Airlines
Deal found 10/15$407
This United Airlines deal was found by Cheapflights users on 10/14. 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 stop10h 58mUnited Airlines
Thu 12/48:30 amIAD - POS
1 stop14h 53mUnited Airlines
Deal found 10/14$410
This American Airlines deal was found by Cheapflights users on 10/14. 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 stops17h 11mAmerican Airlines
Tue 12/25:29 pmIAD - POS
2 stops21h 04mAmerican Airlines
Deal found 10/14$414
This American Airlines deal was found by Cheapflights users on 10/16. 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
Tue 12/25:29 pmIAD - POS
2 stops21h 04mAmerican Airlines
Deal found 10/16$415
This American Airlines deal was found by Cheapflights users on 10/16. 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 stops19h 12mAmerican Airlines
Wed 12/311:25 amIAD - POS
2 stops27h 08mAmerican Airlines
Deal found 10/16$420
This United Airlines deal was found by Cheapflights users on 10/14. 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 10/2012:30 amPOS - IAD
1 stop20h 30mUnited Airlines
Tue 11/256:00 amIAD - POS
1 stop17h 23mUnited Airlines
Deal found 10/14$423
This United Airlines deal was found by Cheapflights users on 10/15. 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 1/105:45 pmIAD - POS
1 stop29h 38mUnited Airlines
Deal found 10/15$426
This United Airlines deal was found by Cheapflights users on 10/15. 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 11/41:30 amPOS - IAD
1 stop10h 58mUnited Airlines
Sun 11/166:00 amIAD - POS
1 stop17h 23mUnited Airlines
Deal found 10/15$427
This Kiwi.com deal was found by Cheapflights users on 10/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/123:48 amPOS - IAD
2 stops35h 30mMultiple Airlines
Thu 11/203:24 pmIAD - POS
1 stop9h 24mMultiple Airlines
Deal found 10/14$428
This Copa Airlines deal was found by Cheapflights users on 10/14. 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 10/312:27 pmPOS - IAD
1 stop10h 06mCopa Airlines
Wed 11/58:22 amIAD - POS
1 stop16h 26mCopa Airlines
Deal found 10/14$432
This American Airlines deal was found by Cheapflights users on 10/15. 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 11/94:30 pmPOS - IAD
2 stops22h 05mAmerican Airlines
Wed 11/197:55 amIAD - POS
2 stops14h 44mAmerican Airlines
Deal found 10/15$437

Cheapflights Fare Finder

 
Customize your flight search to find flights from Trinidad 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 October 16, 2025.
Use the filters below to find and compare flights from Trinidad to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Trinidad

Fly to

Dulles Intl

Route

Depart

Return

Price

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Wed 11/12

3:48 am-2:02 pm

1 stop11h 14m

Washington, D.C. Dulles Intl

Thu 11/20

3:24 pm-1:48 am

1 stop9h 24m

$399

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Thu 11/27

1:30 am-11:28 am

1 stop10h 58m

Washington, D.C. Dulles Intl

Wed 12/3

6:00 am-12:23 am

1 stop17h 23m

$410

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Mon 11/24

7:19 am-11:07 pm

2 stops16h 48m

Washington, D.C. Dulles Intl

Wed 12/3

11:25 am-3:33 pm

2 stops27h 08m

$415

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Wed 10/22

12:30 am-7:03 pm

1 stop18h 33m

Washington, D.C. Dulles Intl

Thu 11/27

12:55 pm-12:23 am

1 stop10h 28m

$423

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Sat 10/25

12:30 am-11:44 pm

1 stop23h 14m

Washington, D.C. Dulles Intl

Wed 11/26

6:00 am-12:23 am

1 stop17h 23m

$423

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Mon 10/20

12:30 am-11:51 pm

1 stop23h 21m

Washington, D.C. Dulles Intl

Thu 11/27

12:55 pm-12:23 am

1 stop10h 28m

$423

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Thu 10/23

12:30 am-11:27 am

1 stop10h 57m

Washington, D.C. Dulles Intl

Wed 11/26

10:10 pm-12:23 am

1 stop25h 13m

$423

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Sun 10/26

12:30 am-10:12 pm

1 stop21h 42m

Washington, D.C. Dulles Intl

Wed 11/26

10:10 pm-12:23 am

1 stop25h 13m

$423

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Fri 11/21

1:30 am-10:04 pm

1 stop21h 34m

Washington, D.C. Dulles Intl

Wed 12/3

6:00 am-12:23 am

1 stop17h 23m

$426

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Tue 11/4

1:30 am-11:28 am

1 stop10h 58m

Washington, D.C. Dulles Intl

Sun 11/16

6:00 am-12:23 am

1 stop17h 23m

$427

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 24 results
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Best time to book a flight from Trinidad to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Trinidad 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 to Washington, D.C. Dulles Intl Airport

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

Currently, April is the cheapest month in which you can book a flight from Trinidad to Washington, D.C. Dulles Intl Airport (average of $242). Flying from Trinidad to Washington, D.C. Dulles Intl Airport in February is currently the most expensive (average of $516). 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 LAZ to IAD?

Find hourly flight availability from Trinidad 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 October 16, 2025.

When flying from Trinidad 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 October 16, 2025.
Peruse reviews from past customers who have flown with Copa Airlines and United Airlines from Trinidad to Washington, D.C. Dulles Intl Airport to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.6
Good
1,549 reviews

Crew

8.1

Entertainment

6.8

Overall

7.6

Comfort

7.4

Food

6.8

Boarding

7.8

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
1,549 reviews
Copa Airlines
7.6
Good
1,549 reviews

Crew

8.1

Entertainment

6.8

Overall

7.6

Comfort

7.4

Food

6.8

Boarding

7.8

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
8,979 reviews
Copa Airlines
7.6
Good
1,549 reviews

Crew

8.1

Entertainment

6.8

Overall

7.6

Comfort

7.4

Food

6.8

Boarding

7.8

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 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 to Washington, D.C. Dulles Intl Airport?

    Airlines like Copa Airlines, United Airlines, and American Airlines fly from Trinidad to Washington, D.C. Dulles Intl Airport in about 10h 58m. The time it takes to get you to your destination can typically vary by up to 5h 50m. There are 2195 mi between Trinidad and Washington, D.C. Dulles Intl Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Trinidad 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 to Dulles Intl.

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

    Yes. Cheapflights offers flight deals from Trinidad 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 to Washington, D.C. Dulles Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from Trinidad to Washington, D.C. Dulles Intl Airport (average of $242). Flying from Trinidad to Washington, D.C. Dulles Intl Airport in February is currently the most expensive (average of $516). 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
Woodbridge
Arlington
Tysons
Springfield
Silver Spring
Hanover
Gaithersburg
Fredericksburg
Fairfax
Linthicum Heights
Falls Church
Owings Mills
Manassas
Largo
Oxon Hill
Laurel
Towson
National Harbor
Waldorf

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Trinidad to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Port of Spain to Dulles Intl flights
Port of Spain to Reagan-National flights
Port of Spain to Baltimore flights

Top 2 airlines flying from Trinidad to Dulles Intl

Discover the top 2 airlines that operate flights from Trinidad 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$335Average$456FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$395Average$439FlexibilityNo cancel feeOn-time69%

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