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Trinidad and Tobago

$173+ Cheap flights from Dulles Intl (IAD) to Trinidad and Tobago

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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — POS
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Dulles Intl to Trinidad and Tobago

Keep the following information in mind while searching for Dulles Intl to Trinidad and Tobago flight deals. Data was last updated septiembre 11, 2025.

Round-trip from

$352
(Copa Airlines)

One-way from

$173
(Copa Airlines)

Popular in

December

Cheapest in

January

Average price

$536
From Washington, D.C. Dulles Intl to Trinidad and Tobago
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One-way flight from Washington, D.C. Dulles Intl to Trinidad and Tobago
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Dulles Intl to Trinidad and Tobago

Cheapest flights from Dulles Intl to Trinidad and Tobago
Explore the most affordable flight options available from Dulles Intl to Trinidad and Tobago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Copa Airlines deal was found by Cheapflights users on 9/11. 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.
jue. 10/232:25 amIAD - POS
1 stop10h 52mCopa Airlines
lun. 11/32:26 pmPOS - IAD
1 stop13h 56mCopa Airlines
Deal found 9/11$352
This Copa Airlines deal was found by Cheapflights users on 9/11. 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.
lun. 10/139:34 amIAD - POS
1 stop16h 12mCopa Airlines
mar. 10/143:51 amPOS - IAD
1 stop11h 14mCopa Airlines
Deal found 9/11$367
This Copa Airlines deal was found by Cheapflights users on 9/10. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/144:41 pmIAD - POS
1 stop9h 05mCopa Airlines
mié. 10/222:40 pmPOS - IAD
1 stop9h 50mCopa Airlines
Deal found 9/10$372
This United Airlines deal was found by Cheapflights users on 9/9. 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.
mié. 10/226:01 amIAD - POS
1 stop17h 22mUnited Airlines
mar. 10/2812:30 amPOS - IAD
1 stop20h 21mUnited Airlines
Deal found 9/9$378
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/144:41 pmIAD - POS
1 stop9h 05mCopa Airlines
mié. 10/152:40 pmPOS - IAD
1 stop9h 50mCopa Airlines
Deal found 9/11$380
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/288:09 amIAD - POS
2 stops13h 11mAmerican Airlines
lun. 11/34:30 pmPOS - IAD
2 stops18h 49mAmerican Airlines
Deal found 9/11$383
This United Airlines deal was found by Cheapflights users on 9/11. 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.
jue. 11/66:00 amIAD - POS
1 stop17h 23mUnited Airlines
dom. 11/91:30 amPOS - IAD
1 stop21h 42mUnited Airlines
Deal found 9/11$386
This Copa Airlines deal was found by Cheapflights users on 9/10. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/72:25 amIAD - POS
1 stop10h 52mCopa Airlines
sáb. 10/113:51 amPOS - IAD
1 stop11h 14mCopa Airlines
Deal found 9/10$387
This United Airlines deal was found by Cheapflights users on 9/10. 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.
vie. 11/76:00 amIAD - POS
1 stop17h 23mUnited Airlines
lun. 11/101:30 amPOS - IAD
1 stop20h 21mUnited Airlines
Deal found 9/10$388
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/114:41 pmIAD - POS
1 stop9h 05mCopa Airlines
vie. 10/172:40 pmPOS - IAD
1 stop9h 50mCopa Airlines
Deal found 9/11$392
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/284:41 pmIAD - POS
1 stop20h 36mCopa Airlines
dom. 11/23:48 amPOS - IAD
1 stop24h 34mCopa Airlines
Deal found 9/11$393
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/114:41 pmIAD - POS
1 stop9h 05mCopa Airlines
mié. 10/152:40 pmPOS - IAD
1 stop9h 50mCopa Airlines
Deal found 9/11$397

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Trinidad and Tobago 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Trinidad and Tobago that are best for you.

Fly from

Dulles Intl

Fly to

Trinidad and Tobago

Route

Depart

Return

Price

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

jue. 10/16

4:41 pm-1:46 am

1 stop9h 05m

Port of Spain Piarco Intl

mié. 10/29

3:51 am-3:05 pm

1 stop11h 14m

$367

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

mié. 10/22

10:45 am-11:23 pm

1 stop12h 38m

Port of Spain Piarco Intl

dom. 10/26

12:30 am-8:51 pm

1 stop20h 21m

$378

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

jue. 10/23

9:34 am-1:46 am

1 stop16h 12m

Port of Spain Piarco Intl

mié. 10/29

3:51 am-3:05 pm

1 stop11h 14m

$404

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

jue. 1/29

1:12 am-1:11 pm

1 stop10h 59m

Port of Spain Piarco Intl

lun. 3/2

3:46 am-2:02 pm

1 stop11h 16m

$404

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

mar. 10/14

4:41 pm-1:46 am

1 stop9h 05m

Port of Spain Piarco Intl

sáb. 10/18

3:51 am-3:05 pm

1 stop11h 14m

$404

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

vie. 10/3

10:45 am-11:23 pm

1 stop12h 38m

Port of Spain Piarco Intl

dom. 10/5

12:30 am-7:03 pm

1 stop18h 33m

$408

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

jue. 10/2

4:41 pm-1:46 am

1 stop9h 05m

Port of Spain Piarco Intl

sáb. 10/4

3:51 am-3:05 pm

1 stop11h 14m

$411

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

mar. 10/7

2:25 am-1:17 pm

1 stop10h 52m

Port of Spain Piarco Intl

sáb. 10/11

3:51 am-3:05 pm

1 stop11h 14m

$411

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

jue. 10/30

12:55 pm-11:23 pm

1 stop10h 28m

Port of Spain Piarco Intl

dom. 11/2

1:30 am-8:51 pm

1 stop20h 21m

$423

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

sáb. 11/1

4:32 pm-1:48 am

1 stop9h 16m

Port of Spain Piarco Intl

lun. 11/3

3:48 am-2:02 pm

1 stop11h 14m

$448

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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

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

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

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Trinidad and Tobago (average of $435). Flying from Washington, D.C. Dulles Intl Airport to Trinidad and Tobago in December is currently the most expensive (average of $710). 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 IAD to TT?

Find hourly flight availability from Dulles Intl to Trinidad and Tobago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Trinidad and Tobago, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Trinidad and Tobago

Get insights into the airlines that provide service to Trinidad and Tobago. 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 Trinidad and Tobago. Reviews last updated septiembre 11, 2025.
Read reviews from past customers who have flown Copa Airlines and United Airlines from Washington, D.C. Dulles Intl Airport to Trinidad and Tobago. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.6
Good
1,531 reviews

Entertainment

6.8

Boarding

7.8

Comfort

7.4

Crew

8.1

Overall

7.6

Food

6.8

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
1,531 reviews
Copa Airlines
7.6
Good
1,531 reviews

Entertainment

6.8

Boarding

7.8

Comfort

7.4

Crew

8.1

Overall

7.6

Food

6.8

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
8,937 reviews
Copa Airlines
7.6
Good
1,531 reviews

Entertainment

6.8

Boarding

7.8

Comfort

7.4

Crew

8.1

Overall

7.6

Food

6.8

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 Dulles Intl to Trinidad and Tobago. 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 Washington, D.C. Dulles Intl Airport to Trinidad and Tobago?

    A quick flight from Washington, D.C. Dulles Intl Airport to Trinidad and Tobago can take about 9h 05m. Copa Airlines provides one of the quickest options available for as low as $367. Washington, D.C. Dulles Intl Airport and Trinidad and Tobago are separated by a distance of 2195 mi. 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 Dulles Intl to Trinidad and Tobago that include hotel bookings?

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Trinidad and Tobago (average of $435). Flying from Washington, D.C. Dulles Intl Airport to Trinidad and Tobago in December is currently the most expensive (average of $710). 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

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Alternative routes for Dulles Intl to Trinidad and Tobago

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Dulles Intl to Trinidad and Tobago

Discover the top 2 airlines that operate flights from Dulles Intl to Trinidad and Tobago. 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$312Average$545FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$367Average$578FlexibilityNo cancel feeOn-time69%

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