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Cheap flights from Port of Spain to Washington, D.C. from $260

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 11/16. 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 Port of Spain to Washington, D.C.

Cheap round-trip flights

United Airlines Logo
12:30 am - 10:04 pmPOS-DCA
21h 34m1 stop
United Airlines Logo
4:34 pm - 12:23 amDCA-POS
30h 49m1 stop
$404United Airlines
Find Deal
Fri, Oct 31 - Sat, Nov 8
United Airlines Logo
1:30 am - 11:49 pmPOS-DCA
23h 19m1 stop
United Airlines Logo
7:59 pm - 12:23 amDCA-POS
27h 24m1 stop
$405United Airlines
Find Deal
Sat, Dec 20 - Sun, Jan 4
United Airlines Logo
1:30 am - 1:49 pmPOS-DCA
13h 19m1 stop
United Airlines Logo
6:00 am - 12:23 amDCA-POS
17h 23m1 stop
$410United Airlines
Find Deal
Tue, Nov 18 - Thu, Dec 4
American Airlines Logo
3:25 pm - 11:59 pmPOS-DCA
8h 34m1 stop
American Airlines Logo
5:58 pm - 3:30 pmDCA-POS
20h 32m1 stop
$418American Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8
American Airlines Logo
7:00 am - 8:59 pmPOS-DCA
13h 59m2 stops
American Airlines Logo
5:58 pm - 3:30 pmDCA-POS
20h 32m1 stop
$423American Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8
Air Canada Logo
1:15 am - 10:35 pmPOS-DCA
21h 20m1 stop
Air Canada Logo
6:50 pm - 1:10 amDCA-POS
29h 20m1 stop
$452Air Canada
Find Deal
Fri, Oct 31 - Sat, Nov 8
Air Canada Logo
2:15 am - 10:35 pmPOS-DCA
21h 20m1 stop
Air Canada Logo
6:00 am - 1:10 amDCA-POS
18h 10m2 stops
$460Air Canada
Find Deal
Tue, Nov 18 - Thu, Dec 4
JetBlue Logo
8:30 am - 10:57 pmPOS-DCA
15h 27m1 stop
JetBlue Logo
6:05 am - 7:15 pmDCA-POS
12h 10m1 stop
$462JetBlue
Find Deal
Fri, Jan 16 - Mon, Jan 19
Multiple Airlines Logo
1:15 am - 9:56 pmPOS-DCA
20h 41m2 stops
Multiple Airlines Logo
8:40 pm - 7:50 pmDCA-POS
22h 10m3 stops
$559Multiple Airlines
Find Deal
Fri, Oct 31 - Sat, Nov 8
Multiple Airlines Logo
2:15 am - 10:26 amPOS-DCA
33h 11m2 stops
Multiple Airlines Logo
6:50 pm - 7:50 pmDCA-POS
24h 00m3 stops
$562Multiple Airlines
Find Deal
Tue, Nov 25 - Tue, Dec 9

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
Nov 1
POS3:25 pmPort of Spain Piarco Intl
8h 34m
1 stop
DCA11:59 pmWashington, D.C. Reagan-National
Nov 8
DCA5:58 pmWashington, D.C. Reagan-National
20h 32m
1 stop
POS3:30 pmPort of Spain Piarco Intl
$418
Find similar
American Airlines
Nov 1
POS7:00 amPort of Spain Piarco Intl
13h 59m
2 stops
DCA8:59 pmWashington, D.C. Reagan-National
Nov 8
DCA5:58 pmWashington, D.C. Reagan-National
20h 32m
1 stop
POS3:30 pmPort of Spain Piarco Intl
$423
Find similar
American Airlines
Nov 19
POS4:30 pmPort of Spain Piarco Intl
18h 44m
2 stops
DCA10:14 amWashington, D.C. Reagan-National
Dec 4
DCA7:00 amWashington, D.C. Reagan-National
15h 59m
1 stop
POS11:59 pmPort of Spain Piarco Intl
$487
Find similar

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
Oct 31
POS1:15 amPort of Spain Piarco Intl
21h 20m
1 stop
DCA10:35 pmWashington, D.C. Reagan-National
Nov 8
DCA6:50 pmWashington, D.C. Reagan-National
29h 20m
1 stop
POS1:10 amPort of Spain Piarco Intl
$452
Find similar
Air Canada
Nov 18
POS2:15 amPort of Spain Piarco Intl
21h 20m
1 stop
DCA10:35 pmWashington, D.C. Reagan-National
Dec 4
DCA6:00 amWashington, D.C. Reagan-National
18h 10m
2 stops
POS1:10 amPort of Spain Piarco Intl
$460
Find similar
Air Canada
Nov 25
POS2:15 amPort of Spain Piarco Intl
33h 11m
2 stops
DCA10:26 amWashington, D.C. Reagan-National
Dec 9
DCA11:05 amWashington, D.C. Reagan-National
13h 05m
2 stops
POS1:10 amPort of Spain Piarco Intl
$463
Find similar

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 September 19, 2025.
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

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Fri 10/31

12:30 am-10:04 pm

1 stop21h 34m

Washington, D.C. Reagan-National

Sat 11/8

4:34 pm-12:23 am

1 stop30h 49m

$404

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Sat 12/20

1:30 am-11:49 pm

1 stop23h 19m

Washington, D.C. Reagan-National

Sun 1/4

7:59 pm-12:23 am

1 stop27h 24m

$405

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Tue 11/18

1:30 am-1:49 pm

1 stop13h 19m

Washington, D.C. Reagan-National

Thu 12/4

6:00 am-12:23 am

1 stop17h 23m

$410

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Sat 11/1

3:25 pm-11:59 pm

1 stop8h 34m

Washington, D.C. Reagan-National

Sat 11/8

5:58 pm-3:30 pm

1 stop20h 32m

$418

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Sat 11/1

7:00 am-8:59 pm

2 stops13h 59m

Washington, D.C. Reagan-National

Sat 11/8

5:58 pm-3:30 pm

1 stop20h 32m

$423

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Fri 10/31

1:15 am-10:35 pm

1 stop21h 20m

Washington, D.C. Reagan-National

Sat 11/8

6:50 pm-1:10 am

1 stop29h 20m

$452

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Tue 11/18

2:15 am-10:35 pm

1 stop21h 20m

Washington, D.C. Reagan-National

Thu 12/4

6:00 am-1:10 am

2 stops18h 10m

$460

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Fri 1/16

8:30 am-10:57 pm

1 stop15h 27m

Washington, D.C. Reagan-National

Mon 1/19

6:05 am-7:15 pm

1 stop12h 10m

$462

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Fri 10/31

1:15 am-9:56 pm

2 stops20h 41m

Washington, D.C. Reagan-National

Sat 11/8

8:40 pm-7:50 pm

3 stops22h 10m

$559

Port of SpainWashington, D.C.

POS - DCA

POSDCA

Port of Spain Piarco Intl

Tue 11/25

2:15 am-10:26 am

2 stops33h 11m

Washington, D.C. Reagan-National

Tue 12/9

6:50 pm-7:50 pm

3 stops24h 00m

$562

Flights are sorted by cheapest round-trip flights 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 January is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Port of Spain, with most prices found around $450. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of January, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $501.

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Port of Spain to Washington, D.C. Reagan-National Airport is on a Thursday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Thursday will often find tickets for as low as $543. Flights from Port of Spain to Washington, D.C. Reagan-National Airport on a Monday will generally be more expensive and average around $771. 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 Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Port of Spain to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the evening. Our users have found flights to Washington, D.C. Reagan-National Airport in the evening for as low as $543. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the morning when prices are around $744.

How far in advance should I book a flight to Washington, D.C. Reagan-National Airport?

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Port of Spain when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $562 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Port of Spain for as low as $337 on momondo.

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

Direct flights

None
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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  • 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 8h 34m 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 $385Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
American AirlinesPriceFrom $398Free CancellationRating
7.2
10,000 reviews
Search American Airlines 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
Gettysburg
National Harbor
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Manassas
Reston
Fairfax
Glen Burnie
Gaithersburg
Springfield
Linthicum Heights

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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