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Trinidad and Tobago

$158+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — POS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$383
(American Airlines)

One-way from

$158
(Copa Airlines)

Popular in

December

Cheapest in

January

Average price

$589
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 ($10 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 9/97:21 pmIAD - POS
2 stops18h 55mAmerican Airlines
Tue 9/233:23 pmPOS - IAD
2 stops22h 28mAmerican Airlines
Deal found 6/11$383
This Gotogate deal was found by Cheapflights users on 6/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/304:35 pmIAD - POS
1 stop9h 00mAir Canada
Thu 11/63:35 amPOS - IAD
1 stop13h 19mAir Canada
Deal found 6/11$385
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 9/3010:45 amIAD - POS
1 stop12h 38mUnited Airlines
Sat 10/412:30 amPOS - IAD
1 stop10h 58mUnited Airlines
Deal found 6/11$388
This Copa Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 10/234:34 pmIAD - POS
1 stop9h 14mCopa Airlines
Tue 10/284:01 amPOS - IAD
1 stop11h 10mCopa Airlines
Deal found 6/10$394
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Tue 8/54:34 pmIAD - POS
1 stop20h 44mMultiple Airlines
Sun 8/1011:10 amPOS - IAD
2 stops25h 32mMultiple Airlines
Deal found 6/10$552
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/92:25 pmIAD - TAB
2 stops18h 05mMultiple Airlines
Tue 9/2310:45 pmTAB - IAD
3 stops34h 53mMultiple Airlines
Deal found 6/10$910

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 June 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

Tue 9/9

7:21 pm-2:16 pm

2 stops18h 55m

Port of Spain Piarco Intl

Tue 9/23

3:23 pm-1:51 pm

2 stops22h 28m

$383

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Fri 7/4

8:35 am-11:23 pm

1 stop14h 48m

Port of Spain Piarco Intl

Tue 7/8

12:30 am-10:18 pm

1 stop21h 48m

$401

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Wed 8/13

4:34 pm-1:48 am

1 stop9h 14m

Port of Spain Piarco Intl

Mon 8/18

2:35 pm-12:29 am

1 stop9h 54m

$413

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Fri 7/18

10:20 am-1:20 am

1 stop15h 00m

Port of Spain Piarco Intl

Sun 7/27

2:20 am-1:42 pm

1 stop11h 22m

$417

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Tue 8/5

4:34 pm-1:18 pm

1 stop20h 44m

Port of Spain Piarco Intl

Sun 8/10

11:10 am-12:42 pm

2 stops25h 32m

$552

Washington, D.C.Scarborough

IAD - TAB

IADTAB

Washington, D.C. Dulles Intl

Tue 9/9

2:25 pm-8:30 am

2 stops18h 05m

Scarborough ANR Robinson Intl

Tue 9/23

10:45 pm-9:38 am

3 stops34h 53m

$910

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Tue 8/19

2:25 am-1:18 pm

1 stop10h 53m

$158

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Mon 6/23

2:25 pm-1:25 am

1 stop11h 00m

$185

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Sat 6/21

6:10 am-11:23 pm

1 stop17h 13m

$217

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Sun 8/17

9:58 pm-1:18 pm

2 stops15h 20m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 12 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 June 12, 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.

Rainfall in Trinidad and Tobago by month

Plan your trip to Trinidad and Tobago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Trinidad and Tobago ranges from 1.2 - 9.8 inches per month. June is typically the wettest month, when rainfall can reach 9.8 in. March is typically the driest time to visit Trinidad and Tobago when rainfall is around 1.2 in.

Temperature in Trinidad and Tobago by month

Plan your trip to Trinidad and Tobago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Trinidad and Tobago, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

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 June 12, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Trinidad and Tobago, such as Copa Airlines, United Airlines and Turkish Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.5
Good
1,451 reviews

Boarding

7.8

Food

6.8

Crew

8.1

Comfort

7.4

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Paul,May 2025

PTY - AUA

Had to use my phone for entertainment? Once we landed people were already out their seats and standing in the isles while the plane was still taxiing to the gate. This is unsafe and flight crew had a responsibility to ensure that people remain seated until the pilots turn off the seatbelt sign.
Copa Airlines
7.5
Good
1,451 reviews
Copa Airlines
7.5
Good
1,451 reviews

Boarding

7.8

Food

6.8

Crew

8.1

Comfort

7.4

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Paul,May 2025

PTY - AUA

Had to use my phone for entertainment? Once we landed people were already out their seats and standing in the isles while the plane was still taxiing to the gate. This is unsafe and flight crew had a responsibility to ensure that people remain seated until the pilots turn off the seatbelt sign.
United Airlines
7.4
Good
8,790 reviews
Copa Airlines
7.5
Good
1,451 reviews

Boarding

7.8

Food

6.8

Crew

8.1

Comfort

7.4

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Paul,May 2025

PTY - AUA

Had to use my phone for entertainment? Once we landed people were already out their seats and standing in the isles while the plane was still taxiing to the gate. This is unsafe and flight crew had a responsibility to ensure that people remain seated until the pilots turn off the seatbelt sign.
Turkish Airlines
7.3
Good
3,848 reviews
Copa Airlines
7.5
Good
1,451 reviews

Boarding

7.8

Food

6.8

Crew

8.1

Comfort

7.4

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Paul,May 2025

PTY - AUA

Had to use my phone for entertainment? Once we landed people were already out their seats and standing in the isles while the plane was still taxiing to the gate. This is unsafe and flight crew had a responsibility to ensure that people remain seated until the pilots turn off the seatbelt sign.
American Airlines
7.2
Good
10,000 reviews
Copa Airlines
7.5
Good
1,451 reviews

Boarding

7.8

Food

6.8

Crew

8.1

Comfort

7.4

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Paul,May 2025

PTY - AUA

Had to use my phone for entertainment? Once we landed people were already out their seats and standing in the isles while the plane was still taxiing to the gate. This is unsafe and flight crew had a responsibility to ensure that people remain seated until the pilots turn off the seatbelt sign.
Air Canada
7.1
Good
9,531 reviews
Copa Airlines
7.5
Good
1,451 reviews

Boarding

7.8

Food

6.8

Crew

8.1

Comfort

7.4

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Paul,May 2025

PTY - AUA

Had to use my phone for entertainment? Once we landed people were already out their seats and standing in the isles while the plane was still taxiing to the gate. This is unsafe and flight crew had a responsibility to ensure that people remain seated until the pilots turn off the seatbelt sign.

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.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Trinidad and Tobago one-way?

    To fly one-way, consider booking your trip with Copa Airlines, which is currently one of the cheapest options available, starting at $158. Air Canada flights start at $185 while deals on United Airlines start at $217 one-way.

  • 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

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Top 3 airlines flying from Dulles Intl to Trinidad and Tobago

Discover the top 3 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$312Average$548FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$355Average$525FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$368Average$595FlexibilityNo cancel feeOn-time69%

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