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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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — POS
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
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 July 29, 2025.

Round-trip from

$419
(United Airlines)

One-way from

$173
(Copa Airlines)

Popular in

December

Cheapest in

January

Average price

$629
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, 0% 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 July 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 July 29, 2025.

This United Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 9/1811:03 amIAD - POS
1 stop12h 20mUnited Airlines
Thu 9/2512:30 amPOS - IAD
1 stop20h 30mUnited Airlines
Deal found 7/27$419
This Air Canada deal was found by Cheapflights users on 7/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/199:35 amIAD - POS
2 stops15h 45mAir Canada
Fri 10/311:15 amPOS - IAD
1 stop19h 14mAir Canada
Deal found 7/27$437
This Copa Airlines deal was found by Cheapflights users on 7/27. 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.
Tue 11/181:13 amIAD - POS
1 stop11h 04mCopa Airlines
Fri 11/282:26 pmPOS - IAD
1 stop13h 56mCopa Airlines
Deal found 7/27$443
This American Airlines deal was found by Cheapflights users on 7/28. 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 9/307:21 pmIAD - POS
2 stops18h 55mAmerican Airlines
Mon 10/63:25 pmPOS - IAD
2 stops18h 30mAmerican Airlines
Deal found 7/28$448
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 9/114:34 pmIAD - POS
1 stop9h 12mMultiple Airlines
Thu 9/186:25 pmPOS - IAD
2 stops18h 30mMultiple Airlines
Deal found 7/27$526
This Mytrip deal was found by Cheapflights users on 7/29. 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 stops28h 05mMultiple Airlines
Mon 9/2212:30 amTAB - IAD
3 stops20h 35mMultiple Airlines
Deal found 7/29$712

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 July 29, 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

Thu 9/18

11:03 am-11:23 pm

1 stop12h 20m

Port of Spain Piarco Intl

Thu 9/25

12:30 am-9:00 pm

1 stop20h 30m

$419

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Sun 10/19

9:35 am-1:20 am

2 stops15h 45m

Port of Spain Piarco Intl

Fri 10/31

1:15 am-8:29 pm

1 stop19h 14m

$437

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Tue 9/30

7:21 pm-2:16 pm

2 stops18h 55m

Port of Spain Piarco Intl

Mon 10/6

3:25 pm-9:55 am

2 stops18h 30m

$448

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Tue 10/7

2:25 am-1:17 pm

1 stop10h 52m

Port of Spain Piarco Intl

Sun 10/12

3:51 am-3:05 pm

1 stop11h 14m

$456

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Thu 9/11

4:34 pm-1:46 am

1 stop9h 12m

Port of Spain Piarco Intl

Thu 9/18

6:25 pm-12:55 pm

2 stops18h 30m

$526

Washington, D.C.Scarborough

IAD - TAB

IADTAB

Washington, D.C. Dulles Intl

Tue 9/9

2:25 pm-6:30 pm

2 stops28h 05m

Scarborough ANR Robinson Intl

Mon 9/22

12:30 am-9:05 pm

3 stops20h 35m

$712

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Tue 10/21

2:25 am-1:17 pm

1 stop10h 52m

$173

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Fri 9/26

2:25 pm-1:20 am

1 stop10h 55m

$200

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Tue 9/2

7:25 pm-2:16 pm

2 stops18h 51m

$202

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Wed 9/3

11:03 am-11:23 pm

1 stop12h 20m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 11 results
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2

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 July 29, 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 July 29, 2025.
Read reviews from past customers who have flown Copa Airlines, United Airlines, and American 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
7.5
Good
1,493 reviews

Crew

8.1

Overall

7.5

Food

6.8

Comfort

7.4

Entertainment

6.8

Boarding

7.8

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
1,493 reviews
Copa Airlines
7.5
Good
1,493 reviews

Crew

8.1

Overall

7.5

Food

6.8

Comfort

7.4

Entertainment

6.8

Boarding

7.8

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
8,896 reviews
Copa Airlines
7.5
Good
1,493 reviews

Crew

8.1

Overall

7.5

Food

6.8

Comfort

7.4

Entertainment

6.8

Boarding

7.8

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
1,493 reviews

Crew

8.1

Overall

7.5

Food

6.8

Comfort

7.4

Entertainment

6.8

Boarding

7.8

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
9,826 reviews
Copa Airlines
7.5
Good
1,493 reviews

Crew

8.1

Overall

7.5

Food

6.8

Comfort

7.4

Entertainment

6.8

Boarding

7.8

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 $173. Air Canada flights start at $200 while deals on American Airlines start at $202 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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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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$312Average$545FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$368Average$587FlexibilityNo cancel feeOn-time69%

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