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Trinidad and Tobago

$179+ 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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — POS
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Cheap 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 diciembre 12, 2025.

This Copa Airlines deal was found by Cheapflights users on 12/11. 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.
vie. 12/128:22 amIAD - POS
1 stop16h 26mCopa Airlines
sáb. 12/133:47 amPOS - IAD
1 stop11h 15mCopa Airlines
Deal found 12/11$412
This Copa Airlines deal was found by Cheapflights users on 12/11. 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.
vie. 12/128:22 amIAD - POS
1 stop16h 26mCopa Airlines
dom. 12/143:47 amPOS - IAD
1 stop11h 15mCopa Airlines
Deal found 12/11$571
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/118:22 amIAD - POS
1 stop16h 26mCopa Airlines
sáb. 12/203:47 amPOS - IAD
1 stop22h 15mCopa Airlines
Deal found 12/10$598
This Copa Airlines deal was found by Cheapflights users on 12/9. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/123:32 pmIAD - POS
1 stop9h 16mCopa Airlines
lun. 3/23:46 amPOS - IAD
1 stop11h 14mCopa Airlines
Deal found 12/9$626
This Kiwi.com deal was found by Cheapflights users on 12/11. 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. 12/139:20 pmIAD - POS
2 stops27h 28mMultiple Airlines
dom. 12/217:35 pmPOS - IAD
1 stop18h 39mMultiple Airlines
Deal found 12/11$637
This Copa Airlines deal was found by Cheapflights users on 12/11. 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. 12/153:32 pmIAD - POS
1 stop9h 16mCopa Airlines
lun. 12/222:38 pmPOS - IAD
1 stop13h 44mCopa Airlines
Deal found 12/11$655
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/129:20 pmIAD - POS
2 stops27h 28mMultiple Airlines
jue. 3/59:10 amPOS - IAD
1 stop36h 54mMultiple Airlines
Deal found 12/9$687
This United Airlines deal was found by Cheapflights users on 12/10. 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.
jue. 12/258:30 amIAD - POS
1 stop14h 53mUnited Airlines
mié. 1/71:30 amPOS - IAD
1 stop10h 53mUnited Airlines
Deal found 12/10$699
This Copa Airlines deal was found by Cheapflights users on 12/10. 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.
sáb. 12/133:32 pmIAD - POS
1 stop9h 16mCopa Airlines
lun. 12/153:47 amPOS - IAD
1 stop11h 15mCopa Airlines
Deal found 12/10$701
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/113:32 pmIAD - POS
1 stop9h 16mCopa Airlines
mar. 12/233:47 amPOS - IAD
1 stop11h 15mCopa Airlines
Deal found 12/10$702
This Kiwi.com deal was found by Cheapflights users on 12/11. 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. 12/139:20 pmIAD - POS
2 stops27h 28mMultiple Airlines
vie. 12/199:10 amPOS - IAD
1 stop25h 59mMultiple Airlines
Deal found 12/11$705
This Copa Airlines deal was found by Cheapflights users on 12/10. 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.
sáb. 12/133:32 pmIAD - POS
1 stop9h 16mCopa Airlines
lun. 12/222:38 pmPOS - IAD
1 stop9h 55mCopa Airlines
Deal found 12/10$710

Find 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 diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$353
(Copa Airlines)

One-way from

$179
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$783
Provider with most accurate pricing for Washington, D.C. (WAS)-Port of Spain Piarco Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Port of Spain Piarco Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to Trinidad and Tobago
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Trinidad and Tobago
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 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 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 diciembre 12, 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

mar. 2/3

8:29 am-1:44 am

1 stop16h 15m

Port of Spain Piarco Intl

vie. 2/6

2:16 pm-3:15 am

1 stop13h 59m

$373

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-2:00 pm

1 stop11h 14m

$373

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

vie. 1/23

3:25 pm-1:44 am

1 stop9h 19m

Port of Spain Piarco Intl

vie. 1/30

3:40 am-1:58 pm

1 stop11h 18m

$390

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

mié. 3/4

8:29 am-1:46 am

1 stop16h 17m

Port of Spain Piarco Intl

dom. 3/8

3:46 am-3:00 pm

1 stop11h 14m

$390

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

jue. 3/5

3:35 pm-1:46 am

1 stop9h 11m

Port of Spain Piarco Intl

dom. 3/8

3:46 am-3:00 pm

1 stop11h 14m

$390

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

vie. 2/13

1:18 am-1:11 pm

1 stop10h 53m

Port of Spain Piarco Intl

lun. 2/16

3:40 am-2:00 pm

1 stop11h 20m

$459

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

jue. 5/7

2:21 am-1:16 pm

1 stop10h 55m

Port of Spain Piarco Intl

sáb. 5/23

2:22 pm-4:21 am

1 stop13h 59m

$464

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

vie. 3/27

2:18 am-1:15 pm

1 stop10h 57m

Port of Spain Piarco Intl

sáb. 4/4

2:17 pm-4:22 am

1 stop14h 05m

$496

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

jue. 4/9

8:30 am-11:23 pm

1 stop14h 53m

Port of Spain Piarco Intl

mar. 4/21

12:30 am-11:32 am

1 stop11h 02m

$509

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

sáb. 1/17

3:25 pm-1:44 am

1 stop9h 19m

Port of Spain Piarco Intl

lun. 1/26

2:16 pm-3:13 am

1 stop13h 57m

$514

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 20 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, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Trinidad and Tobago (average of $196). Flying from Washington, D.C. Dulles Intl Airport to Trinidad and Tobago in December is currently the most expensive (average of $757). 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 diciembre 12, 2025.

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Trinidad and Tobago is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 29% on airfare.

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 diciembre 12, 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
1,558 reviews

Food

6.9

Comfort

7.4

Crew

8.1

Entertainment

6.8

Overall

7.6

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
1,558 reviews
Copa Airlines
7.6
Good
1,558 reviews

Food

6.9

Comfort

7.4

Crew

8.1

Entertainment

6.8

Overall

7.6

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
9,095 reviews
Copa Airlines
7.6
Good
1,558 reviews

Food

6.9

Comfort

7.4

Crew

8.1

Entertainment

6.8

Overall

7.6

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 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 16h 15m. Copa Airlines provides one of the quickest options available for as low as $373. Washington, D.C. Dulles Intl Airport and Trinidad and Tobago are separated by a distance of 2195 mi.

  • 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, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Trinidad and Tobago (average of $196). Flying from Washington, D.C. Dulles Intl Airport to Trinidad and Tobago in December is currently the most expensive (average of $757). 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 diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$312Average$524FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$368Average$488FlexibilityNo cancel feeOn-time69%

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