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Cheap flights from Washington, D.C. to Port of Spain from $155

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 3/3. 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.
Air Canada Logo
9:00 am - 12:20 am
IAD
-
POS
15h 20m
1 stop
Air Canada Logo
1:20 am - 8:29 pm
POS
-
IAD
19h 09m
1 stop
$358Air Canada
Sun, Mar 29 - Fri, Apr 17
Air Canada Logo
6:00 am - 12:20 am
DCA
-
POS
18h 20m
2 stops
Air Canada Logo
1:20 am - 7:53 pm
POS
-
DCA
18h 33m
1 stop
$361Air Canada
Sun, Mar 29 - Fri, Apr 17
Air Canada Logo
9:00 am - 12:20 am
IAD
-
POS
15h 20m
1 stop
Air Canada Logo
1:20 am - 7:40 pm
POS
-
IAD
18h 20m
2 stops
$361Air Canada
Sun, Mar 29 - Fri, Apr 17
Air Canada Logo
10:13 pm - 12:20 am
IAD
-
POS
26h 07m
2 stops
Air Canada Logo
1:20 am - 8:26 pm
POS
-
IAD
19h 06m
1 stop
$363Air Canada
Wed, Mar 11 - Sun, Mar 15
JetBlue Logo
7:00 am - 7:17 am
DCA
-
POS
23h 17m
2 stops
JetBlue Logo
8:05 am - 10:59 pm
POS
-
DCA
14h 54m
1 stop
$411JetBlue
Sat, Mar 7 - Wed, Mar 11
JetBlue Logo
7:00 am - 7:17 am
DCA
-
POS
23h 17m
2 stops
JetBlue Logo
8:05 am - 9:15 pm
POS
-
DCA
13h 10m
2 stops
$416JetBlue
Sat, Mar 7 - Wed, Mar 11
Multiple Airlines Logo
8:10 pm - 6:55 pm
BWI
-
POS
21h 45m
1 stop
Multiple Airlines Logo
9:10 am - 12:41 am
POS
-
BWI
15h 31m
2 stops
$449Multiple Airlines
Sat, Mar 7 - Tue, Mar 10
Copa Airlines Logo
3:45 pm - 1:44 am
BWI
-
POS
8h 59m
1 stop
Copa Airlines Logo
3:46 am - 2:11 pm
POS
-
BWI
11h 25m
1 stop
$454Copa Airlines
Mon, Feb 23 - Sun, Mar 1
Multiple Airlines Logo
9:43 pm - 8:00 pm
BWI
-
POS
21h 17m
1 stop
Multiple Airlines Logo
9:10 am - 2:24 pm
POS
-
BWI
29h 14m
2 stops
$460Multiple Airlines
Sat, Mar 7 - Mon, Mar 16
Copa Airlines Logo
3:45 pm - 1:46 am
BWI
-
POS
9h 01m
1 stop
Copa Airlines Logo
3:46 am - 3:11 pm
POS
-
BWI
11h 25m
1 stop
$483Copa Airlines
Sat, Mar 7 - Tue, Mar 10

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

Our best JetBlue deals on Washington, D.C. to Port of Spain flight tickets
JetBlue
Mar 7
DCA7:00 amWashington, D.C. Reagan-National
23h 17m
2 stops
POS7:17 amPort of Spain Piarco Intl
Mar 11
POS8:05 amPort of Spain Piarco Intl
14h 54m
1 stop
DCA10:59 pmWashington, D.C. Reagan-National
$411
JetBlue
Mar 7
DCA7:00 amWashington, D.C. Reagan-National
23h 17m
2 stops
POS7:17 amPort of Spain Piarco Intl
Mar 11
POS8:05 amPort of Spain Piarco Intl
13h 10m
2 stops
DCA9:15 pmWashington, D.C. Reagan-National
$416
JetBlue
Feb 25
DCA2:05 pmWashington, D.C. Reagan-National
16h 12m
2 stops
POS7:17 amPort of Spain Piarco Intl
Mar 4
POS9:05 amPort of Spain Piarco Intl
13h 15m
2 stops
DCA9:20 pmWashington, D.C. Reagan-National
$436

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

Our best Copa Airlines deals on Washington, D.C. to Port of Spain flight tickets
Copa Airlines
Feb 23
BWI3:45 pmBaltimore/Washington
8h 59m
1 stop
POS1:44 amPort of Spain Piarco Intl
Mar 1
POS3:46 amPort of Spain Piarco Intl
11h 25m
1 stop
BWI2:11 pmBaltimore/Washington
$454
Copa Airlines
Feb 19
IAD1:18 amWashington, D.C. Dulles Intl
10h 53m
1 stop
POS1:11 pmPort of Spain Piarco Intl
Feb 24
POS3:40 amPort of Spain Piarco Intl
11h 20m
1 stop
IAD2:00 pmWashington, D.C. Dulles Intl
$483
Copa Airlines
Feb 23
BWI3:45 pmBaltimore/Washington
8h 59m
1 stop
POS1:44 amPort of Spain Piarco Intl
Mar 1
POS3:46 amPort of Spain Piarco Intl
11h 25m
1 stop
BWI2:11 pmBaltimore/Washington
$485

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 January 29, 2026.
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

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Sun 3/29

9:00 am-12:20 am

1 stop15h 20m

Port of Spain Piarco Intl

Fri 4/17

1:20 am-8:29 pm

1 stop19h 09m

$358

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

Fri 4/17

1:20 am-7:53 pm

1 stop18h 33m

$361

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Sun 3/29

9:00 am-12:20 am

1 stop15h 20m

Port of Spain Piarco Intl

Fri 4/17

1:20 am-7:40 pm

2 stops18h 20m

$361

Washington, D.C.Port of Spain

IAD - POS

IADPOS

Washington, D.C. Dulles Intl

Wed 3/11

10:13 pm-12:20 am

2 stops26h 07m

Port of Spain Piarco Intl

Sun 3/15

1:20 am-8:26 pm

1 stop19h 06m

$363

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sat 3/7

7:00 am-7:17 am

2 stops23h 17m

Port of Spain Piarco Intl

Wed 3/11

8:05 am-10:59 pm

1 stop14h 54m

$411

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

Sat 3/7

7:00 am-7:17 am

2 stops23h 17m

Port of Spain Piarco Intl

Wed 3/11

8:05 am-9:15 pm

2 stops13h 10m

$416

BaltimorePort of Spain

BWI - POS

BWIPOS

Baltimore/Washington

Sat 3/7

8:10 pm-6:55 pm

1 stop21h 45m

Port of Spain Piarco Intl

Tue 3/10

9:10 am-12:41 am

2 stops15h 31m

$449

BaltimorePort of Spain

BWI - POS

BWIPOS

Baltimore/Washington

Mon 2/23

3:45 pm-1:44 am

1 stop8h 59m

Port of Spain Piarco Intl

Sun 3/1

3:46 am-2:11 pm

1 stop11h 25m

$454

BaltimorePort of Spain

BWI - POS

BWIPOS

Baltimore/Washington

Sat 3/7

9:43 pm-8:00 pm

1 stop21h 17m

Port of Spain Piarco Intl

Mon 3/16

9:10 am-2:24 pm

2 stops29h 14m

$460

BaltimorePort of Spain

BWI - POS

BWIPOS

Baltimore/Washington

Sat 3/7

3:45 pm-1:46 am

1 stop9h 01m

Port of Spain Piarco Intl

Tue 3/10

3:46 am-3:11 pm

1 stop11h 25m

$483

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. 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 November is your next best option. Flight prices from Washington, D.C. to Port of Spain during November average around $474.

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

You could potentially save up to 30% 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 January 2026, prices for Washington, D.C. to Port of Spain flights are approximately 4% more expensive 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

Fastest flight time

7h 35m

Direct flights

None
The fastest flight from Washington, D.C. to Port of Spain takes 7h 35m
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.
Search flight deals

  • 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 35m, 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 $282Free CancellationRating
7.5
1,560 reviews
Search Copa Airlines flights
United AirlinesPriceFrom $283Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
American AirlinesPriceFrom $378Free CancellationRating
7.2
11,206 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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