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$188+ Cheap flights from Reagan-National (DCA) 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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — POS
Aug 21 — Aug 281
Thu 8/21
Thu 8/28
1 adult, Economy
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Cheap flight deals from Reagan-National to Trinidad

Keep the following information in mind while searching for Reagan-National to Trinidad flight deals. Data was last updated August 16, 2025.

Round-trip from

$378
(American Airlines)

One-way from

$188
(Air Canada)

Popular in

December

Cheapest in

January

Average price

$552
From Washington, D.C. Reagan-National to Trinidad
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One-way flight from Washington, D.C. Reagan-National to Trinidad
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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 August 2025
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Find flight deals from Reagan-National to Trinidad

Cheapest flights from Reagan-National to Trinidad
Explore the most affordable flight options available from Reagan-National to Trinidad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.

This American Airlines deal was found by Cheapflights users on 8/15. 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 9/236:00 amDCA - POS
1 stop8h 16mAmerican Airlines
Mon 10/63:25 pmPOS - DCA
1 stop17h 01mAmerican Airlines
Deal found 8/15$378
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Sun 9/2810:20 pmDCA - POS
2 stops15h 56mAmerican Airlines
Sun 10/53:25 pmPOS - DCA
2 stops16h 25mAmerican Airlines
Deal found 8/14$388
This American Airlines deal was found by Cheapflights users on 8/15. 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.
Wed 10/226:00 amDCA - POS
1 stop15h 20mAmerican Airlines
Tue 10/287:00 amPOS - DCA
1 stop16h 06mAmerican Airlines
Deal found 8/15$393
This American Airlines deal was found by Cheapflights users on 8/14. 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 9/165:00 amDCA - POS
2 stops9h 16mAmerican Airlines
Sun 9/283:25 pmPOS - DCA
2 stops17h 59mAmerican Airlines
Deal found 8/14$403
This American Airlines deal was found by Cheapflights users on 8/15. 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 9/168:07 pmDCA - POS
1 stop18h 09mAmerican Airlines
Thu 9/183:25 pmPOS - DCA
1 stop17h 37mAmerican Airlines
Deal found 8/15$408
This United Airlines deal was found by Cheapflights users on 8/15. 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 8/317:59 pmDCA - POS
1 stop27h 24mUnited Airlines
Fri 9/512:30 amPOS - DCA
1 stop15h 33mUnited Airlines
Deal found 8/15$417
This American Airlines deal was found by Cheapflights users on 8/15. 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.
Thu 9/48:07 pmDCA - POS
1 stop18h 09mAmerican Airlines
Sun 9/73:25 pmPOS - DCA
2 stops17h 59mAmerican Airlines
Deal found 8/15$418
This Air Canada deal was found by Cheapflights users on 8/16. 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.
Fri 9/1911:00 amDCA - POS
1 stop14h 20mAir Canada
Fri 10/32:25 amPOS - DCA
1 stop17h 19mAir Canada
Deal found 8/16$423
This FlightHub deal was found by Cheapflights users on 8/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/204:35 pmDCA - POS
2 stops32h 45mAir Canada
Sun 10/52:25 amPOS - DCA
1 stop15h 39mAir Canada
Deal found 8/15$433

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National 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 August 16, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Trinidad that are best for you.

Fly from

Reagan-National

Fly to

Trinidad

Route

Depart

Return

Price

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Tue 9/16

6:00 am-2:16 pm

1 stop8h 16m

Port of Spain Piarco Intl

Tue 9/30

3:25 pm-9:02 am

1 stop17h 37m

$378

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sat 1/31

8:15 am-12:23 am

1 stop15h 08m

Port of Spain Piarco Intl

Sun 2/1

1:30 am-8:35 pm

1 stop20h 05m

$378

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sat 9/20

6:00 am-2:16 pm

1 stop8h 16m

Port of Spain Piarco Intl

Mon 10/6

3:25 pm-8:26 am

1 stop17h 01m

$378

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Wed 10/29

6:00 am-2:25 pm

1 stop8h 25m

Port of Spain Piarco Intl

Tue 11/4

7:01 am-11:20 pm

1 stop17h 19m

$378

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Thu 10/16

11:44 am-9:20 pm

1 stop9h 36m

Port of Spain Piarco Intl

Wed 10/29

7:00 am-8:16 pm

1 stop13h 16m

$378

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sat 11/1

5:00 am-2:25 pm

1 stop9h 25m

Port of Spain Piarco Intl

Mon 11/3

4:28 pm-8:58 am

1 stop17h 30m

$378

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sat 1/31

5:00 am-10:20 pm

1 stop16h 20m

Port of Spain Piarco Intl

Mon 2/2

7:10 am-11:59 pm

1 stop17h 49m

$378

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Tue 9/23

8:07 pm-2:16 pm

1 stop18h 09m

Port of Spain Piarco Intl

Tue 9/30

3:25 pm-9:02 am

1 stop17h 37m

$378

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Thu 9/25

8:07 pm-2:16 pm

1 stop18h 09m

Port of Spain Piarco Intl

Mon 9/29

3:25 pm-9:02 am

1 stop17h 37m

$378

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Fri 9/19

6:59 am-1:20 am

1 stop18h 21m

$188

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 18 results
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Best time to book a flight from Reagan-National to Trinidad

Have a flexible travel schedule? Discover the best time to fly to Trinidad from Reagan-National 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. Reagan-National Airport to Trinidad

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Trinidad?

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Trinidad (average of $435). Flying from Washington, D.C. Reagan-National Airport to Trinidad 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 DCA to LAZ?

Find hourly flight availability from Reagan-National 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 August 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Trinidad as you normally would.

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 August 16, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Reagan-National Airport to Trinidad, such as United Airlines and American Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,916 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,916 reviews
United Airlines
7.4
Good
8,916 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,916 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Trinidad. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Reagan-National to Trinidad that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Trinidad flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Trinidad?

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

  • Can I find deals for business class flights from Reagan-National to Trinidad?

    Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to Trinidad?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Trinidad (average of $435). Flying from Washington, D.C. Reagan-National Airport to Trinidad 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Reagan-National to Trinidad

Discover the top 2 airlines that operate flights from Reagan-National 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 August 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$356Average$577FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$376Average$497FlexibilityNo cancel feeOn-time69%

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