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Cheap flights from Washington, D.C. Reagan-National Airport to Port of Spain from $180

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Port of Spain departing on 11/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Port of Spain

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 12:23 amDCA-POS
17h 23m1 stop
United Airlines Logo
1:30 am - 6:43 pmPOS-DCA
18h 13m1 stop
$379United Airlines
Find Deal
Sun, Dec 7 - Sun, Dec 14
American Airlines Logo
6:59 am - 10:48 pmDCA-POS
14h 49m2 stops
American Airlines Logo
4:47 pm - 10:56 amPOS-DCA
19h 09m2 stops
$383American Airlines
Find Deal
Sat, Jan 17 - Sat, Feb 14
American Airlines Logo
5:00 am - 10:48 pmDCA-POS
16h 48m1 stop
American Airlines Logo
4:30 pm - 12:44 pmPOS-DCA
21h 14m1 stop
$387American Airlines
Find Deal
Thu, Jan 22 - Mon, Jan 26
United Airlines Logo
8:15 am - 12:23 amDCA-POS
15h 08m1 stop
United Airlines Logo
1:30 am - 8:46 pmPOS-DCA
20h 16m1 stop
$388United Airlines
Find Deal
Tue, Dec 16 - Mon, Dec 22
American Airlines Logo
5:00 am - 10:48 pmDCA-POS
16h 48m1 stop
American Airlines Logo
6:30 am - 12:34 amPOS-DCA
19h 04m1 stop
$392American Airlines
Find Deal
Fri, Jan 16 - Sun, Jan 25
American Airlines Logo
7:59 pm - 3:25 pmDCA-POS
18h 26m1 stop
American Airlines Logo
4:47 pm - 12:39 amPOS-DCA
8h 52m1 stop
$394American Airlines
Find Deal
Sat, Jan 17 - Sat, Feb 14
Air Canada Logo
6:59 am - 1:10 amDCA-POS
17h 11m1 stop
Air Canada Logo
2:15 am - 9:56 pmPOS-DCA
20h 41m2 stops
$433Air Canada
Find Deal
Fri, Nov 21 - Sun, Nov 23
Air Canada Logo
4:10 pm - 1:10 amDCA-POS
32h 00m2 stops
Air Canada Logo
2:15 am - 10:26 amPOS-DCA
33h 11m2 stops
$443Air Canada
Find Deal
Wed, Nov 19 - Thu, Nov 27
JetBlue Logo
6:05 am - 3:51 pmDCA-POS
8h 46m1 stop
JetBlue Logo
4:16 pm - 10:57 pmPOS-DCA
30h 41m1 stop
$531JetBlue
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Fri, Mar 6 - Sun, Mar 22
JetBlue Logo
6:05 am - 3:51 pmDCA-POS
8h 46m1 stop
JetBlue Logo
4:16 pm - 12:59 pmPOS-DCA
20h 43m2 stops
$551JetBlue
Find Deal
Fri, Mar 6 - Sun, Mar 22

United Airlines flights from Washington, D.C. Reagan-National Airport to Port of Spain

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Port of Spain flight tickets
United Airlines
Dec 7
DCA6:00 amWashington, D.C. Reagan-National
17h 23m
1 stop
POS12:23 amPort of Spain Piarco Intl
Dec 14
POS1:30 amPort of Spain Piarco Intl
18h 13m
1 stop
DCA6:43 pmWashington, D.C. Reagan-National
$379
Find similar
United Airlines
Dec 16
DCA8:15 amWashington, D.C. Reagan-National
15h 08m
1 stop
POS12:23 amPort of Spain Piarco Intl
Dec 22
POS1:30 amPort of Spain Piarco Intl
20h 16m
1 stop
DCA8:46 pmWashington, D.C. Reagan-National
$388
Find similar
United Airlines
Nov 19
DCA8:15 amWashington, D.C. Reagan-National
15h 08m
1 stop
POS12:23 amPort of Spain Piarco Intl
Nov 24
POS1:30 amPort of Spain Piarco Intl
10h 59m
1 stop
DCA11:29 amWashington, D.C. Reagan-National
$409
Find similar

American Airlines flights from Washington, D.C. Reagan-National Airport to Port of Spain

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Port of Spain flight tickets
American Airlines
Jan 17
DCA6:59 amWashington, D.C. Reagan-National
14h 49m
2 stops
POS10:48 pmPort of Spain Piarco Intl
Feb 14
POS4:47 pmPort of Spain Piarco Intl
19h 09m
2 stops
DCA10:56 amWashington, D.C. Reagan-National
$383
Find similar
American Airlines
Jan 22
DCA5:00 amWashington, D.C. Reagan-National
16h 48m
1 stop
POS10:48 pmPort of Spain Piarco Intl
Jan 26
POS4:30 pmPort of Spain Piarco Intl
21h 14m
1 stop
DCA12:44 pmWashington, D.C. Reagan-National
$387
Find similar
American Airlines
Jan 16
DCA5:00 amWashington, D.C. Reagan-National
16h 48m
1 stop
POS10:48 pmPort of Spain Piarco Intl
Jan 25
POS6:30 amPort of Spain Piarco Intl
19h 04m
1 stop
DCA12:34 amWashington, D.C. Reagan-National
$392
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Port of Spain 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, momondo users made 832,500 searches. Data last updated November 2, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Port of Spain 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 12/7

6:00 am-12:23 am

1 stop17h 23m

Port of Spain Piarco Intl

Sun 12/14

1:30 am-6:43 pm

1 stop18h 13m

$379

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sat 1/17

6:59 am-10:48 pm

2 stops14h 49m

Port of Spain Piarco Intl

Sat 2/14

4:47 pm-10:56 am

2 stops19h 09m

$383

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Thu 1/22

5:00 am-10:48 pm

1 stop16h 48m

Port of Spain Piarco Intl

Mon 1/26

4:30 pm-12:44 pm

1 stop21h 14m

$387

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Tue 12/16

8:15 am-12:23 am

1 stop15h 08m

Port of Spain Piarco Intl

Mon 12/22

1:30 am-8:46 pm

1 stop20h 16m

$388

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Fri 1/16

5:00 am-10:48 pm

1 stop16h 48m

Port of Spain Piarco Intl

Sun 1/25

6:30 am-12:34 am

1 stop19h 04m

$392

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sat 1/17

7:59 pm-3:25 pm

1 stop18h 26m

Port of Spain Piarco Intl

Sat 2/14

4:47 pm-12:39 am

1 stop8h 52m

$394

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Fri 11/21

6:59 am-1:10 am

1 stop17h 11m

Port of Spain Piarco Intl

Sun 11/23

2:15 am-9:56 pm

2 stops20h 41m

$433

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Wed 11/19

4:10 pm-1:10 am

2 stops32h 00m

Port of Spain Piarco Intl

Thu 11/27

2:15 am-10:26 am

2 stops33h 11m

$443

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Fri 3/6

6:05 am-3:51 pm

1 stop8h 46m

Port of Spain Piarco Intl

Sun 3/22

4:16 pm-10:57 pm

1 stop30h 41m

$531

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Fri 3/6

6:05 am-3:51 pm

1 stop8h 46m

Port of Spain Piarco Intl

Sun 3/22

4:16 pm-12:59 pm

2 stops20h 43m

$551

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Port of Spain from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Port of Spain

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. Reagan-National Airport and Port of Spain?

What is the cheapest month to fly to Port of Spain?

The month of January is, on average, the cheapest month to fly to Port of Spain from Washington, D.C. Reagan-National Airport, with most prices found around $473. If you’re not able to fly to Port of Spain in January, then October is your next best option. Flight prices from Washington, D.C. Reagan-National Airport to Port of Spain during October average around $477.

What is the cheapest day to depart on your flight to Port of Spain?

The cheapest day to depart from Washington, D.C. Reagan-National Airport to Port of Spain is on a Saturday when prices can be found for as low as $566. Flights from Washington, D.C. Reagan-National Airport to Port of Spain on a Sunday will generally be more expensive and average around $655. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Port of Spain?

In the evening is the cheapest time of day to fly from Washington, D.C. Reagan-National Airport to Port of Spain when you can find flight prices for as low as $492. Flying to Port of Spain in the evening is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Port of Spain, so prices are often more expensive at around $621 per ticket.

How far in advance should I book a flight to Port of Spain?

You are more likely to see cheaper flights to Port of Spain from Washington, D.C. Reagan-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Port of Spain for around $612 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Port of Spain from Washington, D.C. Reagan-National Airport for as low as $412 on momondo.

Can stopping save me money on Washington, D.C. Reagan-National Airport to Port of Spain flights?

You could potentially save up to 26% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Port of Spain flight.

How have Washington, D.C. Reagan-National Airport to Port of Spain flight prices changed over time?

As of November 2025, prices for Washington, D.C. Reagan-National Airport to Port of Spain flights are approximately 2% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Reagan-National Airport to Port of Spain

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to Port of Spain according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Reagan-National Airport to Port of Spain (DCA to POS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Port of Spain

Direct flights

None
There are no direct flights from Washington, D.C. Reagan-National Airport to Port of Spain. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Port of Spain.
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  • How far is Washington, D.C. Reagan-National to Port of Spain Piarco Intl by plane?

    The distance between Washington, D.C. Reagan-National and Port of Spain Piarco Intl is about 2168.8 mi. By plane, this route typically takes 7h 39m.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Port of Spain Piarco Intl Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Port of Spain Piarco Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Port of Spain Piarco Intl Airport?

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Port of Spain Piarco Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Reagan-National Airport to Port of Spain Piarco Intl Airport.

  • What documentation or ID do you need to fly to Port of Spain Piarco Intl Airport?

    The required travel and health documents for your Port of Spain Piarco Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Port of Spain Piarco Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Washington, D.C. Reagan-National Airport to Port of Spain?

Best airlines flying from Washington, D.C. Reagan-National Airport to Port of Spain

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Port of Spain with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $347Free CancellationRating
7.2
11,034 reviews
Search American Airlines flights
United AirlinesPriceFrom $378Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights

Traveling to a place near Port of Spain?

Book flights to Port of Spain if you plan to visit one of these locations
Piarco

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Port of Spain?

Finding the right flight to Port of Spain from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Port of Spain quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Port of Spain with flexible booking policies on momondo?

momondo does allow users to show only those flights to Port of Spain from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington, D.C. to Port of Spain?

Once all potential Washington, D.C. to Port of Spain flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to Port of Spain right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Port of Spain, momondo offers a useful price alert feature which will track prices for flights to Port of Spain from Washington, D.C. and alert you when they change.

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