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Cheap flights from Washington, D.C. 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. 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. to Port of Spain

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:26 am - 11:38 pmBWI-POS
12h 12m1 stop
American Airlines Logo
4:33 pm - 12:29 amPOS-BWI
8h 56m1 stop
$379American Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
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
United Airlines Logo
6:00 am - 12:23 amIAD-POS
17h 23m1 stop
United Airlines Logo
1:30 am - 11:28 amPOS-IAD
10h 58m1 stop
$379United Airlines
Find Deal
Mon, Dec 8 - Wed, Dec 17
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
Copa Airlines Logo
3:25 pm - 1:44 amIAD-POS
9h 19m1 stop
Copa Airlines Logo
3:40 am - 1:58 pmPOS-IAD
11h 18m1 stop
$390Copa Airlines
Find Deal
Thu, Jan 22 - Sun, Jan 25
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
9:45 am - 1:20 amIAD-POS
14h 35m2 stops
Air Canada Logo
2:20 am - 8:26 pmPOS-IAD
19h 06m1 stop
$433Air Canada
Find Deal
Thu, Jan 22 - Sun, Jan 25
Copa Airlines Logo
8:25 am - 1:44 amIAD-POS
16h 19m1 stop
Copa Airlines Logo
2:16 pm - 11:30 pmPOS-IAD
10h 14m1 stop
$459Copa Airlines
Find Deal
Thu, Jan 22 - Mon, Jan 26
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

American Airlines flights from Washington, D.C. to Port of Spain

Our best American Airlines deals on Washington, D.C. to Port of Spain flight tickets
American Airlines
Dec 2
BWI10:26 amBaltimore/Washington
12h 12m
1 stop
POS11:38 pmPort of Spain Piarco Intl
Dec 9
POS4:33 pmPort of Spain Piarco Intl
8h 56m
1 stop
BWI12:29 amBaltimore/Washington
$379
Find similar
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

United Airlines flights from Washington, D.C. to Port of Spain

Our best United Airlines deals on Washington, D.C. 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 2
BWI8:00 amBaltimore/Washington
15h 23m
1 stop
POS12:23 amPort of Spain Piarco Intl
Dec 8
POS1:30 amPort of Spain Piarco Intl
16h 55m
2 stops
BWI5:25 pmBaltimore/Washington
$383
Find similar
United Airlines
Dec 8
BWI8:00 amBaltimore/Washington
15h 23m
1 stop
POS12:23 amPort of Spain Piarco Intl
Dec 17
POS1:30 amPort of Spain Piarco Intl
23h 28m
1 stop
BWI11:58 pmBaltimore/Washington
$387
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 3, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Port of Spain that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimorePort of Spain

BWI - POS

BWIPOS

Baltimore/Washington

Tue 12/2

10:26 am-11:38 pm

1 stop12h 12m

Port of Spain Piarco Intl

Tue 12/9

4:33 pm-12:29 am

1 stop8h 56m

$379

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

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Mon 12/8

6:00 am-12:23 am

1 stop17h 23m

Port of Spain Piarco Intl

Wed 12/17

1:30 am-11:28 am

1 stop10h 58m

$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

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Thu 1/22

3:25 pm-1:44 am

1 stop9h 19m

Port of Spain Piarco Intl

Sun 1/25

3:40 am-1:58 pm

1 stop11h 18m

$390

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

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Thu 1/22

9:45 am-1:20 am

2 stops14h 35m

Port of Spain Piarco Intl

Sun 1/25

2:20 am-8:26 pm

1 stop19h 06m

$433

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Thu 1/22

8:25 am-1:44 am

1 stop16h 19m

Port of Spain Piarco Intl

Mon 1/26

2:16 pm-11:30 pm

1 stop10h 14m

$459

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

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How to get the cheapest flight ticket from Washington, D.C. 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. 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., with most prices found around $428. If you’re not able to fly to Port of Spain in January, then May is your next best option. Flight prices from Washington, D.C. to Port of Spain during May average around $479.

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

The cheapest day to depart from Washington, D.C. to Port of Spain is on a Saturday when prices can be found for as low as $566. Flights from Washington, D.C. 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. 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.

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

You could potentially save up to 9% on your flight if you consider stops on a Washington, D.C. to Port of Spain flight.

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

As of November 2025, prices for Washington, D.C. to Port of Spain flights are approximately 13% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Port of Spain

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. 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. to Port of Spain (WAS to POS) flight deals and tips

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

Direct flights

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

    A flight from Washington, D.C. to Port of Spain Piarco Intl will travel around 2171.9 mi. Flights usually cover this in 7h 39m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Washington, D.C. 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. to Port of Spain Piarco Intl Airport?

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

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

    The travel and health documents required for your trip to Port of Spain Piarco Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Port of Spain Piarco Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from Washington, D.C. to Port of Spain

Compare and see reviews for airlines that fly from Washington, D.C. to Port of Spain with momondo
Airline
Rating
Free Cancellation
Price
Copa AirlinesPriceFrom $291Free CancellationRating
7.6
1,561 reviews
Search Copa Airlines flights
United AirlinesPriceFrom $323Free CancellationRating
7.4
8,996 reviews
Search United Airlines flights
American AirlinesPriceFrom $347Free CancellationRating
7.2
11,036 reviews
Search American 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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Port of Spain from Washington, D.C..

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

Yes. momondo allows you to filter the results for Washington, D.C. to Port of Spain flights to just show those with flexible booking policies.

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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