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$145+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — POS
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
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 January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$363
(Expedia)

One-way from

$145
(Expedia)

Popular in

December

Cheapest in

January

Average price

$428
Provider with most accurate pricing for Washington, D.C. (WAS)-Port of Spain Piarco Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Port of Spain Piarco Intl flights.
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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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Highest demand for flights based on searches. 3% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 8, 2026.

This Expedia deal was found by Cheapflights users on 1/6. 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 2/286:45 pmDCA - POS
2 stops35h 32mJetBlue
Tue 3/108:05 amPOS - DCA
2 stops33h 55mJetBlue
Deal found 1/6$363
This Expedia deal was found by Cheapflights users on 1/6. 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.
Tue 3/34:59 pmDCA - POS
2 stops13h 18mJetBlue
Mon 3/98:05 amPOS - DCA
2 stops25h 01mJetBlue
Deal found 1/6$377
This Expedia deal was found by Cheapflights users on 1/6. 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.
Tue 3/34:59 pmDCA - POS
2 stops13h 18mMultiple Airlines
Thu 3/52:20 amPOS - DCA
1 stop16h 45mMultiple Airlines
Deal found 1/6$384
This Expedia deal was found by Cheapflights users on 1/6. 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.
Wed 3/48:59 pmDCA - POS
2 stops33h 18mJetBlue
Mon 3/98:05 amPOS - DCA
2 stops25h 01mJetBlue
Deal found 1/6$386
This Expedia deal was found by Cheapflights users on 1/7. 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.
Sun 3/110:00 amDCA - POS
2 stops20h 17mJetBlue
Wed 3/118:05 amPOS - DCA
2 stops12h 55mJetBlue
Deal found 1/7$387
This Priceline deal was found by Cheapflights users on 1/6. 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.
Wed 3/49:00 amDCA - POS
2 stops21h 17mMultiple Airlines
Sun 3/81:20 amPOS - DCA
1 stop16h 45mMultiple Airlines
Deal found 1/6$396
This Expedia deal was found by Cheapflights users on 1/7. 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.
Sun 3/110:00 amDCA - POS
2 stops20h 17mMultiple Airlines
Tue 3/101:20 amPOS - DCA
1 stop16h 45mMultiple Airlines
Deal found 1/7$404
This Priceline deal was found by Cheapflights users on 1/6. 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.
Tue 1/136:00 amDCA - POS
2 stops18h 20mMultiple Airlines
Fri 1/308:20 amPOS - DCA
2 stops26h 31mMultiple Airlines
Deal found 1/6$407
This Air Canada deal was found by Cheapflights users on 1/6. 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.
Thu 1/229:40 amDCA - POS
1 stop14h 40mAir Canada
Sun 1/252:20 amPOS - DCA
1 stop18h 25mAir Canada
Deal found 1/6$417

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 January 8, 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

Reagan-National

Fly to

Trinidad

Route

Depart

Return

Price

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Fri 1/30

6:59 am-1:20 am

1 stop17h 21m

Port of Spain Piarco Intl

Sun 2/1

2:20 am-7:59 pm

1 stop18h 39m

$421

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Thu 1/22

6:00 am-1:20 am

2 stops18h 20m

Port of Spain Piarco Intl

Sun 1/25

2:20 am-7:45 pm

1 stop18h 25m

$421

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Fri 1/30

6:00 am-1:20 am

2 stops18h 20m

Port of Spain Piarco Intl

Fri 2/6

2:20 am-9:56 pm

2 stops20h 36m

$424

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Fri 3/20

9:40 am-12:20 am

1 stop14h 40m

Port of Spain Piarco Intl

Thu 3/26

1:20 am-8:55 am

1 stop31h 35m

$427

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Wed 1/21

6:50 pm-1:20 am

1 stop29h 30m

Port of Spain Piarco Intl

Sun 1/25

2:20 am-7:45 pm

1 stop18h 25m

$427

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sun 3/29

9:40 am-12:20 am

1 stop14h 40m

Port of Spain Piarco Intl

Fri 4/3

1:20 am-6:03 pm

1 stop16h 43m

$427

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Mon 1/19

12:55 pm-1:20 am

2 stops35h 25m

Port of Spain Piarco Intl

Thu 1/22

2:20 am-7:45 pm

1 stop18h 25m

$427

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sat 2/28

6:00 am-7:17 am

1 stop24h 17m

Port of Spain Piarco Intl

Tue 3/10

8:05 am-10:59 pm

1 stop14h 54m

$429

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sun 3/29

6:00 am-12:20 am

2 stops18h 20m

Port of Spain Piarco Intl

Thu 4/2

1:20 am-6:03 pm

1 stop16h 43m

$431

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sat 1/17

4:15 pm-1:20 am

2 stops32h 05m

Port of Spain Piarco Intl

Sun 1/25

2:20 am-6:05 pm

1 stop16h 45m

$431

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 17 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, March is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Trinidad (average of $361). Flying from Washington, D.C. Reagan-National Airport to Trinidad in June is currently the most expensive (average of $413). 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 January 8, 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
9,139 reviews

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
9,139 reviews
United Airlines
7.4
Good
9,139 reviews

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
American Airlines
7.2
Good
11,095 reviews
United Airlines
7.4
Good
9,139 reviews

Crew

8.1

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

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 17h 21m. The distance between Washington, D.C. Reagan-National Airport and Trinidad is about 2178 mi.

  • 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 $361). Flying from Washington, D.C. Reagan-National Airport to Trinidad in June is currently the most expensive (average of $413). 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 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$378Average$570FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$378Average$496FlexibilityNo cancel feeOn-time69%

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