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Cheap flights from Port of Spain to Washington, D.C. from $318

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Port of Spain to Washington, D.C. departing on 6/5. 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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Cheap round-trip flights

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Air Canada Logo
1:25 am - 10:31 pm
POS
-
DCA
21h 06m
1 stop
Air Canada Logo
6:59 am - 12:15 am
DCA
-
POS
17h 16m
1 stop
$588Air Canada
Sun, Jun 21 - Fri, Aug 28
Air Canada Logo
1:25 am - 10:31 pm
POS
-
DCA
21h 06m
1 stop
Air Canada Logo
6:00 am - 12:15 am
DCA
-
POS
18h 15m
2 stops
$592Air Canada
Sun, Jun 21 - Fri, Aug 28
Air Canada Logo
1:25 am - 9:48 pm
POS
-
DCA
20h 23m
2 stops
Air Canada Logo
6:00 am - 12:15 am
DCA
-
POS
18h 15m
2 stops
$595Air Canada
Sun, Jun 21 - Fri, Aug 28
Multiple Airlines Logo
1:25 am - 10:28 pm
POS
-
DCA
21h 03m
1 stop
Multiple Airlines Logo
6:00 am - 2:21 pm
DCA
-
POS
8h 21m
1 stop
$604Multiple Airlines
Mon, Jun 1 - Tue, Jun 9
Multiple Airlines Logo
1:25 am - 9:55 pm
POS
-
DCA
20h 30m
2 stops
Multiple Airlines Logo
6:00 am - 2:21 pm
DCA
-
POS
8h 21m
1 stop
$613Multiple Airlines
Mon, Jun 1 - Tue, Jun 9
Air Canada Logo
1:25 am - 6:13 pm
POS
-
DCA
16h 48m
1 stop
Air Canada Logo
6:59 am - 12:15 am
DCA
-
POS
17h 16m
1 stop
$619Air Canada
Sun, Jun 7 - Fri, Jun 12
Multiple Airlines Logo
1:25 am - 6:13 pm
POS
-
DCA
16h 48m
1 stop
Multiple Airlines Logo
6:21 am - 6:31 pm
DCA
-
POS
12h 10m
1 stop
$620Multiple Airlines
Sun, Jun 14 - Mon, Jul 13
Air Canada Logo
1:25 am - 6:13 pm
POS
-
DCA
16h 48m
1 stop
Air Canada Logo
6:00 am - 12:15 am
DCA
-
POS
18h 15m
2 stops
$622Air Canada
Sun, Jun 7 - Fri, Jun 12
Air Canada Logo
1:25 am - 10:31 pm
POS
-
DCA
21h 06m
1 stop
Air Canada Logo
12:40 pm - 12:15 am
DCA
-
POS
11h 35m
2 stops
$628Air Canada
Fri, Aug 21 - Mon, Aug 31
Air Canada Logo
1:25 am - 9:48 pm
POS
-
DCA
20h 23m
2 stops
Air Canada Logo
12:40 pm - 12:15 am
DCA
-
POS
11h 35m
2 stops
$631Air Canada
Fri, Aug 21 - Mon, Aug 31

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

Our best American Airlines deals on Port of Spain to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Jun 17
POS7:01 amPort of Spain Piarco Intl
14h 58m
2 stops
DCA9:59 pmWashington, D.C. Reagan-National
Jun 23
DCA1:44 pmWashington, D.C. Reagan-National
9h 16m
1 stop
POS11:00 pmPort of Spain Piarco Intl
$640
American Airlines
Jul 14
POS7:00 amPort of Spain Piarco Intl
14h 26m
2 stops
DCA9:26 pmWashington, D.C. Reagan-National
Jul 30
DCA5:00 amWashington, D.C. Reagan-National
9h 14m
1 stop
POS2:14 pmPort of Spain Piarco Intl
$641
American Airlines
Aug 6
POS3:13 pmPort of Spain Piarco Intl
17h 50m
1 stop
DCA9:03 amWashington, D.C. Reagan-National
Aug 17
DCA8:32 amWashington, D.C. Reagan-National
14h 46m
2 stops
POS11:18 pmPort of Spain Piarco Intl
$663

Air Canada flights from Port of Spain to Washington, D.C. Reagan-National Airport

Our best Air Canada deals on Port of Spain to Washington, D.C. Reagan-National Airport flight tickets
Air Canada
Jun 21
POS1:25 amPort of Spain Piarco Intl
21h 06m
1 stop
DCA10:31 pmWashington, D.C. Reagan-National
Aug 28
DCA6:59 amWashington, D.C. Reagan-National
17h 16m
1 stop
POS12:15 amPort of Spain Piarco Intl
$588
Air Canada
Jun 21
POS1:25 amPort of Spain Piarco Intl
21h 06m
1 stop
DCA10:31 pmWashington, D.C. Reagan-National
Aug 28
DCA6:00 amWashington, D.C. Reagan-National
18h 15m
2 stops
POS12:15 amPort of Spain Piarco Intl
$592
Air Canada
Jun 21
POS1:25 amPort of Spain Piarco Intl
20h 23m
2 stops
DCA9:48 pmWashington, D.C. Reagan-National
Aug 28
DCA6:00 amWashington, D.C. Reagan-National
18h 15m
2 stops
POS12:15 amPort of Spain Piarco Intl
$595

momondo Fare Finder

 
Customize your flight search to find flights from Port of Spain to Washington, D.C. Reagan-National Airport 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 May 22, 2026.
Use the filters below to find and compare flights from Port of Spain to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Sun 6/21

1:25 am-10:31 pm

1 stop21h 06m

Washington, D.C. Reagan-National

Fri 8/28

6:59 am-12:15 am

1 stop17h 16m

$588

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Sun 6/21

1:25 am-10:31 pm

1 stop21h 06m

Washington, D.C. Reagan-National

Fri 8/28

6:00 am-12:15 am

2 stops18h 15m

$592

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Sun 6/21

1:25 am-9:48 pm

2 stops20h 23m

Washington, D.C. Reagan-National

Fri 8/28

6:00 am-12:15 am

2 stops18h 15m

$595

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Mon 6/1

1:25 am-10:28 pm

1 stop21h 03m

Washington, D.C. Reagan-National

Tue 6/9

6:00 am-2:21 pm

1 stop8h 21m

$604
Quickest round-trip

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Mon 6/1

1:25 am-9:55 pm

2 stops20h 30m

Washington, D.C. Reagan-National

Tue 6/9

6:00 am-2:21 pm

1 stop8h 21m

$613

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Sun 6/7

1:25 am-6:13 pm

1 stop16h 48m

Washington, D.C. Reagan-National

Fri 6/12

6:59 am-12:15 am

1 stop17h 16m

$619

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Sun 6/14

1:25 am-6:13 pm

1 stop16h 48m

Washington, D.C. Reagan-National

Mon 7/13

6:21 am-6:31 pm

1 stop12h 10m

$620

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Sun 6/7

1:25 am-6:13 pm

1 stop16h 48m

Washington, D.C. Reagan-National

Fri 6/12

6:00 am-12:15 am

2 stops18h 15m

$622

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Fri 8/21

1:25 am-10:31 pm

1 stop21h 06m

Washington, D.C. Reagan-National

Mon 8/31

12:40 pm-12:15 am

2 stops11h 35m

$628

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Fri 8/21

1:25 am-9:48 pm

2 stops20h 23m

Washington, D.C. Reagan-National

Mon 8/31

12:40 pm-12:15 am

2 stops11h 35m

$631

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 Washington, D.C. from

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

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 Port of Spain and Washington, D.C. Reagan-National Airport?

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

The month of June is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Port of Spain, with most prices found around $309. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of June, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $426.

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

You could potentially save up to 46% on your flight if you consider stops on a Port of Spain to Washington, D.C. Reagan-National Airport flight.

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

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

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

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

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

Fastest flight time

14h 44m

Direct flights

None
The fastest flight from Port of Spain to Washington, D.C. Reagan-National Airport takes 14h 44m
There are no direct flights from Port of Spain to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Port of Spain to Washington, D.C. Reagan-National Airport.
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Frequently asked questions about flying from Port of Spain to Washington, D.C. Reagan-National Airport

  • How far is Port of Spain Piarco Intl to Washington, D.C. Reagan-National by plane?

    A flight from Port of Spain Piarco Intl to Washington, D.C. Reagan-National will travel around 2168.8 mi. Typically, this will take 14h 44m by plane in normal conditions.

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

    Prices for flights from Port of Spain Piarco Intl Airport to Washington, D.C. Reagan-National Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Port of Spain Piarco Intl Airport to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The necessary travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Compare and see reviews for airlines that fly from Port of Spain to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $398Free CancellationRating
7.4
9,751 reviews
Search United Airlines flights
American AirlinesPriceFrom $409Free CancellationRating
7.1
11,642 reviews
Search American Airlines flights
Air CanadaPriceFrom $437Free CancellationRating
7.1
11,075 reviews
Search Air Canada flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Waldorf
Woodbridge
Laurel
Gaithersburg
Colonial Beach
Fredericksburg
Silver Spring
Towson
Rockville
Manassas
Linthicum Heights
Tysons
Springfield
Bethesda
Fairfax
College Park

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Port of Spain to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Port of Spain to Washington, D.C..

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

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

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