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Cheap flights from Washington, D.C. Reagan-National Airport to Port of Spain from $188

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 11/27. 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

United Airlines Logo
12:40 pm - 12:23 amDCA-POS
10h 43m1 stop
United Airlines Logo
1:30 am - 11:29 amPOS-DCA
10h 59m1 stop
$378United Airlines
Find Deal
dom., ene. 18 - dom., ene. 25
United Airlines Logo
8:15 am - 12:23 amDCA-POS
15h 08m1 stop
United Airlines Logo
1:30 am - 1:52 pmPOS-DCA
13h 22m1 stop
$379United Airlines
Find Deal
mié., nov. 5 - lun., dic. 8
American Airlines Logo
1:50 pm - 10:20 pmDCA-POS
7h 30m1 stop
American Airlines Logo
4:40 pm - 11:00 amPOS-DCA
19h 20m2 stops
$383American Airlines
Find Deal
vie., ene. 30 - mar., mar. 3
American Airlines Logo
6:20 pm - 2:25 pmDCA-POS
20h 05m1 stop
American Airlines Logo
4:30 pm - 8:55 amPOS-DCA
17h 25m1 stop
$387American Airlines
Find Deal
vie., oct. 31 - lun., nov. 3
United Airlines Logo
6:00 am - 11:23 pmDCA-POS
17h 23m1 stop
United Airlines Logo
12:30 am - 6:39 pmPOS-DCA
18h 09m1 stop
$393United Airlines
Find Deal
mar., oct. 7 - lun., oct. 13
American Airlines Logo
6:49 am - 9:20 pmDCA-POS
14h 31m1 stop
American Airlines Logo
7:00 am - 11:59 pmPOS-DCA
16h 59m1 stop
$394American Airlines
Find Deal
mié., oct. 15 - mié., oct. 22
Air Canada Logo
6:59 am - 1:20 amDCA-POS
18h 21m1 stop
Air Canada Logo
1:15 am - 10:35 pmPOS-DCA
21h 20m1 stop
$395Air Canada
Find Deal
lun., oct. 20 - dom., oct. 26
Air Canada Logo
6:59 am - 1:10 amDCA-POS
17h 11m1 stop
Air Canada Logo
2:15 am - 3:31 pmPOS-DCA
14h 16m2 stops
$423Air Canada
Find Deal
dom., ene. 18 - dom., ene. 25
JetBlue Logo
6:25 am - 2:20 pmDCA-POS
7h 55m1 stop
JetBlue Logo
4:12 pm - 7:22 pmPOS-DCA
27h 10m1 stop
$456JetBlue
Find Deal
lun., oct. 13 - lun., oct. 20
JetBlue Logo
6:25 am - 2:34 pmDCA-POS
8h 09m1 stop
JetBlue Logo
3:59 pm - 7:20 pmPOS-DCA
27h 21m1 stop
$462JetBlue
Find Deal
mar., oct. 14 - dom., oct. 19

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
Jan 18
DCA12:40 pmWashington, D.C. Reagan-National
10h 43m
1 stop
POS12:23 amPort of Spain Piarco Intl
Jan 25
POS1:30 amPort of Spain Piarco Intl
10h 59m
1 stop
DCA11:29 amWashington, D.C. Reagan-National
$378
Find similar
United Airlines
Nov 5
DCA8:15 amWashington, D.C. Reagan-National
15h 08m
1 stop
POS12:23 amPort of Spain Piarco Intl
Dec 8
POS1:30 amPort of Spain Piarco Intl
13h 22m
1 stop
DCA1:52 pmWashington, D.C. Reagan-National
$379
Find similar
United Airlines
Oct 7
DCA6:00 amWashington, D.C. Reagan-National
17h 23m
1 stop
POS11:23 pmPort of Spain Piarco Intl
Oct 13
POS12:30 amPort of Spain Piarco Intl
18h 09m
1 stop
DCA6:39 pmWashington, D.C. Reagan-National
$393
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 30
DCA1:50 pmWashington, D.C. Reagan-National
7h 30m
1 stop
POS10:20 pmPort of Spain Piarco Intl
Mar 3
POS4:40 pmPort of Spain Piarco Intl
19h 20m
2 stops
DCA11:00 amWashington, D.C. Reagan-National
$383
Find similar
American Airlines
Oct 31
DCA6:20 pmWashington, D.C. Reagan-National
20h 05m
1 stop
POS2:25 pmPort of Spain Piarco Intl
Nov 3
POS4:30 pmPort of Spain Piarco Intl
17h 25m
1 stop
DCA8:55 amWashington, D.C. Reagan-National
$387
Find similar
American Airlines
Oct 15
DCA6:49 amWashington, D.C. Reagan-National
14h 31m
1 stop
POS9:20 pmPort of Spain Piarco Intl
Oct 22
POS7:00 amPort of Spain Piarco Intl
16h 59m
1 stop
DCA11:59 pmWashington, D.C. Reagan-National
$394
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 septiembre 17, 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

dom. 1/18

12:40 pm-12:23 am

1 stop10h 43m

Port of Spain Piarco Intl

dom. 1/25

1:30 am-11:29 am

1 stop10h 59m

$378

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

mié. 11/5

8:15 am-12:23 am

1 stop15h 08m

Port of Spain Piarco Intl

lun. 12/8

1:30 am-1:52 pm

1 stop13h 22m

$379

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

vie. 1/30

1:50 pm-10:20 pm

1 stop7h 30m

Port of Spain Piarco Intl

mar. 3/3

4:40 pm-11:00 am

2 stops19h 20m

$383

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

vie. 10/31

6:20 pm-2:25 pm

1 stop20h 05m

Port of Spain Piarco Intl

lun. 11/3

4:30 pm-8:55 am

1 stop17h 25m

$387

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

mar. 10/7

6:00 am-11:23 pm

1 stop17h 23m

Port of Spain Piarco Intl

lun. 10/13

12:30 am-6:39 pm

1 stop18h 09m

$393

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

mié. 10/15

6:49 am-9:20 pm

1 stop14h 31m

Port of Spain Piarco Intl

mié. 10/22

7:00 am-11:59 pm

1 stop16h 59m

$394

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

lun. 10/20

6:59 am-1:20 am

1 stop18h 21m

Port of Spain Piarco Intl

dom. 10/26

1:15 am-10:35 pm

1 stop21h 20m

$395

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

dom. 1/18

6:59 am-1:10 am

1 stop17h 11m

Port of Spain Piarco Intl

dom. 1/25

2:15 am-3:31 pm

2 stops14h 16m

$423

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

lun. 10/13

6:25 am-2:20 pm

1 stop7h 55m

Port of Spain Piarco Intl

lun. 10/20

4:12 pm-7:22 pm

1 stop27h 10m

$456

Washington, D.C.Port of Spain

DCA - POS

DCAPOS

Washington, D.C. Reagan-National

mar. 10/14

6:25 am-2:34 pm

1 stop8h 09m

Port of Spain Piarco Intl

dom. 10/19

3:59 pm-7:20 pm

1 stop27h 21m

$462

Flights are sorted by cheapest round-trip flights first.

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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 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 $439. If you’re not able to fly to Port of Spain in January, then April is your next best option. Flight prices from Washington, D.C. Reagan-National Airport to Port of Spain during April average around $488.

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 6% 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 September 2025, prices for Washington, D.C. Reagan-National Airport to Port of Spain flights are approximately 28% 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 16m.

  • 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 $358Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $376Free CancellationRating
7.4
8,926 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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