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$125+ 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — POS
Mar 28 — Apr 41
Sat 3/28
Sat 4/4
1 adult, Economy
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Cheap 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 February 26, 2026.

This Air Canada deal was found by Cheapflights users on 2/24. 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 5/1511:00 am
DCA
-
POS
1 stop13h 15m
Air Canada
Mon 5/181:25 am
POS
-
DCA
1 stop18h 33m
Air Canada
Deal found 2/24$297
This Air Canada deal was found by Cheapflights users on 2/25. 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 3/296:59 am
DCA
-
POS
1 stop17h 21m
Air Canada
Fri 4/171:20 am
POS
-
DCA
1 stop16h 43m
Air Canada
Deal found 2/25$298
This Air Canada deal was found by Cheapflights users on 2/25. 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 4/196:00 am
DCA
-
POS
2 stops18h 20m
Air Canada
Sun 5/171:25 am
POS
-
DCA
2 stops14h 14m
Air Canada
Deal found 2/25$305
This Air Canada deal was found by Cheapflights users on 2/24. 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.
Wed 6/1712:45 pm
DCA
-
POS
2 stops11h 30m
Air Canada
Sun 7/51:25 am
POS
-
DCA
1 stop16h 47m
Air Canada
Deal found 2/24$308
This FlightHub deal was found by Cheapflights users on 2/25. 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.
Thu 4/28:40 pm
DCA
-
POS
1 stop27h 40m
Air Canada
Sun 4/51:20 am
POS
-
DCA
2 stops32h 59m
Air Canada
Deal found 2/25$311
This FlightHub deal was found by Cheapflights users on 2/23. 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.
Mon 3/304:10 pm
DCA
-
POS
2 stops32h 10m
Air Canada
Sun 4/51:20 am
POS
-
DCA
2 stops32h 59m
Air Canada
Deal found 2/23$315
This FlightHub deal was found by Cheapflights users on 2/24. 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.
Thu 5/74:20 pm
DCA
-
POS
2 stops31h 55m
Air Canada
Sun 5/101:25 am
POS
-
DCA
2 stops14h 14m
Air Canada
Deal found 2/24$326
This Booking.com deal was found by Cheapflights users on 2/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/148:40 pm
DCA
-
POS
1 stop27h 35m
Air Canada
Sun 5/171:25 am
POS
-
DCA
2 stops14h 14m
Air Canada
Deal found 2/23$331
This FlightHub deal was found by Cheapflights users on 2/24. 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.
Thu 2/266:59 am
DCA
-
POS
1 stop17h 21m
Air Canada
Sun 3/81:20 am
POS
-
DCA
1 stop16h 45m
Air Canada
Deal found 2/24$343
This Expedia deal was found by Cheapflights users on 2/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:50 pm
DCA
-
POS
1 stop29h 30m
Air Canada
Thu 3/52:20 am
POS
-
DCA
2 stops14h 11m
Air Canada
Deal found 2/25$346

Find 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 February 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$297
(Air Canada)

One-way from

$125
(Air Canada)

Popular in

December

Cheapest in

November

Average price

$784
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. Reagan-National to Trinidad
Search Deals
One-way flight from Washington, D.C. Reagan-National to Trinidad
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 26, 2026.
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

Fly to

Route

Depart

Return

Price

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sun 4/19

9:40 am-12:20 am

1 stop14h 40m

Port of Spain Piarco Intl

Sun 5/17

1:25 am-7:58 pm

1 stop18h 33m

$298

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sat 5/16

6:55 pm-12:15 am

1 stop29h 20m

Port of Spain Piarco Intl

Mon 5/18

1:25 am-3:39 pm

2 stops14h 14m

$311

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sat 2/28

6:50 pm-1:20 am

1 stop29h 30m

Port of Spain Piarco Intl

Thu 3/5

2:20 am-3:31 pm

2 stops14h 11m

$346

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Thu 4/23

8:30 am-11:23 pm

1 stop14h 53m

Port of Spain Piarco Intl

Tue 5/12

12:30 am-9:05 pm

1 stop20h 35m

$540

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Thu 4/16

11:05 am-11:23 pm

1 stop12h 18m

Port of Spain Piarco Intl

Mon 4/20

12:30 am-1:36 pm

1 stop13h 06m

$540

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Wed 4/1

11:05 am-11:23 pm

1 stop12h 18m

Port of Spain Piarco Intl

Wed 4/29

12:30 am-11:40 am

1 stop11h 10m

$540

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Tue 3/24

11:00 am-11:23 pm

1 stop12h 23m

Port of Spain Piarco Intl

Mon 3/30

12:30 am-1:36 pm

1 stop13h 06m

$540

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sun 5/10

8:30 am-11:23 pm

1 stop14h 53m

Port of Spain Piarco Intl

Thu 5/21

12:30 am-9:06 pm

1 stop20h 36m

$540

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Thu 4/2

6:00 am-11:23 pm

1 stop17h 23m

Port of Spain Piarco Intl

Mon 4/6

12:30 am-9:04 pm

1 stop20h 34m

$540

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Thu 5/21

6:00 am-11:23 pm

1 stop17h 23m

Port of Spain Piarco Intl

Sun 5/24

12:30 am-11:56 am

1 stop11h 26m

$540

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/25

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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, March is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Trinidad (average of $367). Flying from Washington, D.C. Reagan-National Airport to Trinidad in January is currently the most expensive (average of $506). 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.

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 February 26, 2026.
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
9,348 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,348 reviews
United Airlines
7.4
Good
9,348 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,352 reviews
United Airlines
7.4
Good
9,348 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Trinidad?

    Departing from Washington, D.C. Reagan-National Airport to Trinidad will take you 14h 40m. The distance between Washington, D.C. Reagan-National Airport and Trinidad is about 2178 mi.

  • What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Trinidad one-way?

    One-way options have recently been found by users for as low as $160 on Air Canada. Other airlines that offer cheap prices include American Airlines from $196 and United Airlines from $196 one-way.

  • 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, March is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Trinidad (average of $367). Flying from Washington, D.C. Reagan-National Airport to Trinidad in January is currently the most expensive (average of $506). 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 Reagan-National to Trinidad

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to Port of Spain flights
Baltimore to Port of Spain flights

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 February 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$378Average$498FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$378Average$586FlexibilityNo cancel feeOn-time71%

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