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Dulles Intl

$263+ Cheap flights from Trinidad 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
POS — IAD
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap 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 December 4, 2025.

This FlightHub deal was found by Cheapflights users on 12/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/232:15 amPOS - IAD
2 stops43h 44mAir Canada
Tue 1/69:00 amIAD - POS
1 stop15h 20mAir Canada
Deal found 12/2$553
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/257:35 pmPOS - IAD
1 stop18h 39mMultiple Airlines
Thu 1/155:42 pmIAD - POS
2 stops24h 13mMultiple Airlines
Deal found 12/3$578
This United Airlines deal was found by Cheapflights users on 12/2. 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 12/241:30 amPOS - IAD
1 stop23h 19mUnited Airlines
Wed 12/315:40 pmIAD - POS
1 stop29h 43mUnited Airlines
Deal found 12/2$607
This American Airlines deal was found by Cheapflights users on 12/3. 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 12/256:02 amPOS - IAD
2 stops27h 40mAmerican Airlines
Thu 1/1511:34 amIAD - POS
2 stops26h 51mAmerican Airlines
Deal found 12/3$627
This American Airlines deal was found by Cheapflights users on 12/1. 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 12/246:02 amPOS - IAD
2 stops34h 59mAmerican Airlines
Tue 1/65:46 pmIAD - POS
2 stops20h 39mAmerican Airlines
Deal found 12/1$628
This United Airlines deal was found by Cheapflights users on 12/2. 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 stop10h 58mUnited Airlines
Sat 1/106:03 amIAD - POS
1 stop17h 20mUnited Airlines
Deal found 12/2$629
This Copa Airlines deal was found by Cheapflights users on 12/1. 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 12/242:38 pmPOS - IAD
1 stop13h 44mCopa Airlines
Tue 1/63:25 pmIAD - POS
1 stop9h 19mCopa Airlines
Deal found 12/1$637
This United Airlines deal was found by Cheapflights users on 12/2. 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 12/231:30 amPOS - IAD
1 stop20h 34mUnited Airlines
Mon 12/296:08 amIAD - POS
1 stop17h 15mUnited Airlines
Deal found 12/2$658
This American Airlines deal was found by Cheapflights users on 12/2. 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.
Fri 12/264:46 pmPOS - IAD
2 stops16h 56mAmerican Airlines
Wed 12/319:12 amIAD - POS
2 stops13h 35mAmerican Airlines
Deal found 12/2$662
This Copa Airlines deal was found by Cheapflights users on 12/1. 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.
Mon 12/153:47 amPOS - IAD
1 stop11h 15mCopa Airlines
Wed 12/313:32 pmIAD - POS
1 stop9h 16mCopa Airlines
Deal found 12/1$675
This United Airlines deal was found by Cheapflights users on 12/2. 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 12/191:30 amPOS - IAD
1 stop20h 34mUnited Airlines
Sat 1/1012:35 pmIAD - POS
1 stop10h 48mUnited Airlines
Deal found 12/2$703

Find 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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$356
(Copa Airlines)

One-way from

$263
(Kiwi.com)

Popular in

April

Cheapest in

February

Average price

$602
Provider with most accurate pricing for Port of Spain Piarco Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Port of Spain Piarco Intl-Washington, D.C. (WAS) flights.
Search Deals
From Trinidad to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Trinidad to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 4, 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

Sat 2/14

2:16 pm-11:32 pm

1 stop10h 16m

Washington, D.C. Dulles Intl

Fri 2/20

1:18 am-1:11 pm

1 stop10h 53m

$356

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Wed 2/11

2:16 pm-11:32 pm

1 stop10h 16m

Washington, D.C. Dulles Intl

Fri 2/20

8:29 am-1:44 am

1 stop16h 15m

$356

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Wed 2/25

3:40 am-2:00 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Tue 3/3

3:35 pm-1:46 am

1 stop9h 11m

$371

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Fri 2/13

2:20 am-3:49 pm

1 stop14h 29m

Washington, D.C. Dulles Intl

Tue 2/24

9:00 am-1:20 am

1 stop15h 20m

$483

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Tue 2/10

2:20 am-8:54 pm

2 stops19h 34m

Washington, D.C. Dulles Intl

Fri 2/20

9:00 am-1:20 am

1 stop15h 20m

$486

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Thu 2/12

2:20 am-3:49 pm

1 stop14h 29m

Washington, D.C. Dulles Intl

Thu 2/19

9:45 am-1:20 am

2 stops14h 35m

$486

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Fri 2/13

2:20 am-8:54 pm

2 stops19h 34m

Washington, D.C. Dulles Intl

Sun 2/22

9:45 am-1:20 am

2 stops14h 35m

$489

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Thu 1/1

10:10 am-3:01 pm

2 stops29h 51m

Washington, D.C. Dulles Intl

Thu 1/8

1:46 pm-6:55 pm

1 stop28h 09m

$543

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Tue 2/10

12:10 am-4:32 pm

2 stops41h 22m

Washington, D.C. Dulles Intl

Mon 2/23

9:48 pm-6:55 pm

1 stop20h 07m

$545

Port of SpainWashington, D.C.

POS - IAD

POSIAD

Port of Spain Piarco Intl

Tue 12/9

2:15 am-3:46 pm

1 stop14h 31m

$265

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 18 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 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 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 December 4, 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 December 4, 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
1,556 reviews

Comfort

7.4

Crew

8.1

Boarding

7.8

Entertainment

6.8

Overall

7.6

Food

6.9

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
1,556 reviews
Copa Airlines
7.6
Good
1,556 reviews

Comfort

7.4

Crew

8.1

Boarding

7.8

Entertainment

6.8

Overall

7.6

Food

6.9

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
9,066 reviews
Copa Airlines
7.6
Good
1,556 reviews

Comfort

7.4

Crew

8.1

Boarding

7.8

Entertainment

6.8

Overall

7.6

Food

6.9

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 fly from Trinidad to Washington, D.C. Dulles Intl Airport in about 10h 16m. The time it takes to get you to your destination can typically vary by up to . There are 2195 mi between Trinidad and Washington, D.C. Dulles Intl Airport.

  • 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 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
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Fairfax
Linthicum Heights
Manassas
Laurel
Towson
National Harbor
Bowie
Largo
McLean
Clinton
Upper Marlboro

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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$335Average$454FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$395Average$499FlexibilityNo cancel feeOn-time69%

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