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$203+ Cheap flights from Dulles Intl (IAD) to Trinidad

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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — POS
Jan 19 — Jan 261
Mon 1/19
Mon 1/26
1 adult, Economy
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Cheap flight deals from Dulles Intl to Trinidad

Cheapest flights from Dulles Intl to Trinidad
Explore the most affordable flight options available from Dulles Intl to Trinidad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 20, 2025.

This Copa Airlines deal was found by Cheapflights users on 12/20. 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.
Sun 12/213:32 pmIAD - POS
1 stop9h 16mCopa Airlines
Fri 12/263:13 amPOS - IAD
1 stop11h 49mCopa Airlines
Deal found 12/20$749
This Priceline deal was found by Cheapflights users on 12/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:00 amIAD - POS
1 stop15h 10mAir Canada
Sun 12/282:15 amPOS - IAD
1 stop19h 11mAir Canada
Deal found 12/20$753
This Copa Airlines deal was found by Cheapflights users on 12/19. 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 12/248:22 amIAD - POS
1 stop16h 51mCopa Airlines
Mon 12/293:13 amPOS - IAD
1 stop11h 49mCopa Airlines
Deal found 12/19$765
This Kiwi.com deal was found by Cheapflights users on 12/19. 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 12/303:32 pmIAD - POS
1 stop21h 01mMultiple Airlines
Thu 1/110:10 amPOS - IAD
2 stops29h 51mMultiple Airlines
Deal found 12/19$799
This Kiwi.com deal was found by Cheapflights users on 12/19. 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.
Fri 12/268:26 pmIAD - POS
2 stops22h 54mMultiple Airlines
Sat 1/109:10 amPOS - IAD
1 stop28h 51mMultiple Airlines
Deal found 12/19$800
This Kiwi.com deal was found by Cheapflights users on 12/19. 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 12/303:32 pmIAD - POS
1 stop21h 01mMultiple Airlines
Tue 1/69:10 amPOS - IAD
2 stops27h 18mMultiple Airlines
Deal found 12/19$815
This United Airlines deal was found by Cheapflights users on 12/19. 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 12/3012:48 pmIAD - POS
1 stop10h 35mUnited Airlines
Sat 1/101:30 amPOS - IAD
1 stop10h 54mUnited Airlines
Deal found 12/19$819
This Kiwi.com deal was found by Cheapflights users on 12/19. 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.
Fri 12/268:26 pmIAD - POS
2 stops22h 54mMultiple Airlines
Mon 12/298:30 amPOS - IAD
1 stop13h 33mMultiple Airlines
Deal found 12/19$852
This United Airlines deal was found by Cheapflights users on 12/19. 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.
Sun 12/286:08 amIAD - POS
1 stop17h 15mUnited Airlines
Mon 1/51:30 amPOS - IAD
1 stop21h 48mUnited Airlines
Deal found 12/19$857
This United Airlines deal was found by Cheapflights users on 12/19. 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 12/2610:15 pmIAD - POS
1 stop25h 08mUnited Airlines
Mon 1/51:30 amPOS - IAD
1 stop21h 48mUnited Airlines
Deal found 12/19$892
This American Airlines deal was found by Cheapflights users on 12/19. 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 12/264:29 pmIAD - POS
2 stops22h 17mAmerican Airlines
Sat 1/106:30 amPOS - IAD
2 stops18h 12mAmerican Airlines
Deal found 12/19$898

Find flight deals from Dulles Intl to Trinidad

Keep the following information in mind while searching for Dulles Intl to Trinidad flight deals. Data was last updated December 20, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$353
(Copa Airlines)

One-way from

$203
(Air Canada)

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
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Trinidad
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($11 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
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Trinidad 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 20, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Trinidad that are best for you.

Fly from

Dulles Intl

Fly to

Trinidad

Route

Depart

Return

Price

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Fri 1/30

8:25 am-2:13 am

1 stop16h 48m

Port of Spain Piarco Intl

Mon 3/2

3:46 am-2:00 pm

1 stop11h 14m

$353

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Sat 1/31

3:25 pm-2:13 am

1 stop9h 48m

Port of Spain Piarco Intl

Fri 2/27

2:28 pm-3:15 am

1 stop13h 47m

$373

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Tue 3/3

1:18 am-1:15 pm

1 stop10h 57m

Port of Spain Piarco Intl

Sun 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

Sat 1/31

3:25 pm-2:13 am

1 stop9h 48m

Port of Spain Piarco Intl

Sat 3/7

2:16 pm-3:15 am

1 stop13h 59m

$390

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Sun 3/29

9:00 am-12:20 am

1 stop15h 20m

Port of Spain Piarco Intl

Tue 3/31

1:20 am-8:29 pm

1 stop19h 09m

$453

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Tue 2/24

9:00 am-1:20 am

1 stop15h 20m

Port of Spain Piarco Intl

Sun 3/1

2:20 am-3:46 pm

1 stop14h 26m

$453

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Fri 3/27

9:00 am-12:20 am

1 stop15h 20m

Port of Spain Piarco Intl

Fri 4/3

1:20 am-3:39 pm

1 stop14h 19m

$453

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Tue 3/31

9:00 am-12:20 am

1 stop15h 20m

Port of Spain Piarco Intl

Fri 4/3

1:20 am-8:29 pm

1 stop19h 09m

$453

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Sun 3/29

9:00 am-12:20 am

1 stop15h 20m

Port of Spain Piarco Intl

Fri 4/3

1:20 am-3:39 pm

1 stop14h 19m

$453

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Tue 1/20

9:00 am-1:20 am

1 stop15h 20m

Port of Spain Piarco Intl

Sun 1/25

2:20 am-8:54 pm

2 stops19h 34m

$457

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Showing 1-10 of 14 results
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Best time to book a flight from Dulles Intl to Trinidad

Have a flexible travel schedule? Discover the best time to fly to Trinidad 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

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Trinidad (average of $196). Flying from Washington, D.C. Dulles Intl Airport to Trinidad 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 LAZ?

Find hourly flight availability from Dulles Intl to Trinidad. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 20, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 29% on flights from Washington, D.C. Dulles Intl Airport to Trinidad by exploring options for tickets in the evening.

Reviews of airlines servicing Trinidad

Get insights into the airlines that provide service to Trinidad. 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. Reviews last updated December 20, 2025.
Get a feel of what it's like to fly with Copa Airlines and United Airlines from Washington, D.C. Dulles Intl Airport to Trinidad by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.6
Good
1,558 reviews

Food

6.8

Boarding

7.8

Comfort

7.4

Crew

8.1

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Maria,Dec 2025

MIA - PTY

The second flight to salta Argentina was terrible..the plain is old no entertainment no good food no nothing
Copa Airlines
7.6
Good
1,558 reviews
Copa Airlines
7.6
Good
1,558 reviews

Food

6.8

Boarding

7.8

Comfort

7.4

Crew

8.1

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Maria,Dec 2025

MIA - PTY

The second flight to salta Argentina was terrible..the plain is old no entertainment no good food no nothing
United Airlines
7.4
Good
9,099 reviews
Copa Airlines
7.6
Good
1,558 reviews

Food

6.8

Boarding

7.8

Comfort

7.4

Crew

8.1

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Maria,Dec 2025

MIA - PTY

The second flight to salta Argentina was terrible..the plain is old no entertainment no good food no nothing

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Trinidad. 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?

    A quick flight from Washington, D.C. Dulles Intl Airport to Trinidad can take about 15h 20m. Copa Airlines provides one of the quickest options available for as low as $453. The distance from Washington, D.C. Dulles Intl Airport to Trinidad is about 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 that include hotel bookings?

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

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

    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.

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Trinidad 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?

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Trinidad (average of $196). Flying from Washington, D.C. Dulles Intl Airport to Trinidad 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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Top 2 airlines flying from Dulles Intl to Trinidad

Discover the top 2 airlines that operate flights from Dulles Intl to Trinidad. 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$312Average$517FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$368Average$488FlexibilityNo cancel feeOn-time69%

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