What is the cheapest airline that flies from Washington to Port of Spain Piarco Intl?

United Airlines is the most popular carrier operating from Washington to Port of Spain Piarco Intl

When did momondo last update prices for flights from Washington to Port of Spain Piarco Intl Airport?

Prices for flights from Washington to Port of Spain Piarco Intl Airport are updated daily.

How many operators does momondo search for flights from Washington to Port of Spain Piarco Intl Airport?

As of September 2026, there is 1 operator available to choose from for flights from Washington to Port of Spain Piarco Intl Airport.

How old do you have to be to fly from Washington to Port of Spain Piarco Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington 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 you'll need for your trip to Port of Spain Piarco Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Port of Spain Piarco Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$374 Cheap Flights from Washington to Port of Spain in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington to Port of Spain

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:15 pm - 12:15 amSEA Seattle/Tacoma Intl-POS Port of Spain Piarco Intl

26h 00m2 stops Vancouver Intl Toronto Pearson Intl

1:20 am - 6:32 pmPOS Port of Spain Piarco Intl-SEA Seattle/Tacoma Intl

20h 12m2 stops Toronto Pearson Intl Vancouver Intl

$658Air Canada

Sat, Oct 17 - Fri, Oct 23

4:39 pm - 1:54 amSEA Seattle/Tacoma Intl-POS Port of Spain Piarco Intl

29h 15m2 stops Los Angeles Panama City Tocumen Intl

3:40 am - 9:50 pmPOS Port of Spain Piarco Intl-SEA Seattle/Tacoma Intl

22h 10m2 stops Panama City Tocumen Intl Los Angeles

$732Copa Airlines

Thu, Nov 5 - Wed, Nov 11

6:51 pm - 1:52 amSEA Seattle/Tacoma Intl-POS Port of Spain Piarco Intl

27h 01m2 stops Los Angeles Panama City Tocumen Intl

2:18 pm - 9:56 pmPOS Port of Spain Piarco Intl-SEA Seattle/Tacoma Intl

35h 38m2 stops Panama City Tocumen Intl Los Angeles

$732Copa Airlines

Sat, Feb 20 - Mon, Mar 1

7:15 pm - 12:15 amSEA Seattle/Tacoma Intl-POS Port of Spain Piarco Intl

26h 00m2 stops Vancouver Intl Toronto Pearson Intl

1:20 am - 10:47 pmPOS Port of Spain Piarco Intl-SEA Seattle/Tacoma Intl

24h 27m2 stops Toronto Pearson Intl Vancouver Intl

$741Air Canada

Sun, Oct 18 - Fri, Oct 23

7:15 pm - 12:15 amSEA Seattle/Tacoma Intl-POS Port of Spain Piarco Intl

26h 00m2 stops Vancouver Intl Toronto Pearson Intl

1:20 am - 6:32 pmPOS Port of Spain Piarco Intl-SEA Seattle/Tacoma Intl

44h 12m2 stops Toronto Pearson Intl Vancouver Intl

$741Air Canada

Sat, Oct 17 - Wed, Oct 21

10:50 am - 12:15 amSEA Seattle/Tacoma Intl-POS Port of Spain Piarco Intl

34h 25m2 stops Vancouver Intl Toronto Pearson Intl

1:20 am - 10:47 pmPOS Port of Spain Piarco Intl-SEA Seattle/Tacoma Intl

24h 27m2 stops Toronto Pearson Intl Vancouver Intl

$741Air Canada

Thu, Oct 15 - Fri, Oct 23

7:15 pm - 12:15 amSEA Seattle/Tacoma Intl-POS Port of Spain Piarco Intl

50h 00m2 stops Vancouver Intl Toronto Pearson Intl

1:20 am - 10:47 pmPOS Port of Spain Piarco Intl-SEA Seattle/Tacoma Intl

24h 27m2 stops Toronto Pearson Intl Vancouver Intl

$741Air Canada

Fri, Oct 16 - Fri, Oct 23

7:15 pm - 12:15 amSEA Seattle/Tacoma Intl-POS Port of Spain Piarco Intl

50h 00m2 stops Vancouver Intl Toronto Pearson Intl

1:15 am - 2:37 pmPOS Port of Spain Piarco Intl-SEA Seattle/Tacoma Intl

40h 22m2 stops Toronto Pearson Intl Vancouver Intl

$741Air Canada

Fri, Oct 16 - Sun, Oct 25

7:00 am - 12:18 amSEA Seattle/Tacoma Intl-POS Port of Spain Piarco Intl

13h 18m1 stop Houston George Bush Intcntl

1:25 am - 7:32 pmPOS Port of Spain Piarco Intl-SEA Seattle/Tacoma Intl

22h 07m1 stop Houston George Bush Intcntl

$750United Airlines

Tue, Dec 8 - Mon, Dec 14

5:05 am - 12:18 amSEA Seattle/Tacoma Intl-POS Port of Spain Piarco Intl

15h 13m2 stops Denver Intl Houston George Bush Intcntl

1:25 am - 1:25 pmPOS Port of Spain Piarco Intl-SEA Seattle/Tacoma Intl

16h 00m1 stop Houston George Bush Intcntl

$750United Airlines

Thu, Nov 5 - Wed, Nov 11

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United Airlines flights from State of Washington to Port of Spain

Our best United Airlines deals on State of Washington to Port of Spain flight tickets

United Airlines

Nov 5

SEA5:05 amSeattle/Tacoma Intl

15h 13m

2 stops

POS12:18 amPort of Spain Piarco Intl

Nov 11

POS1:25 amPort of Spain Piarco Intl

16h 00m

1 stop

SEA1:25 pmSeattle/Tacoma Intl

$750

United Airlines

Dec 8

SEA5:05 amSeattle/Tacoma Intl

15h 13m

2 stops

POS12:18 amPort of Spain Piarco Intl

Dec 14

POS1:25 amPort of Spain Piarco Intl

18h 53m

2 stops

SEA4:18 pmSeattle/Tacoma Intl

$754

United Airlines

Oct 20

SEA5:00 amSeattle/Tacoma Intl

15h 23m

2 stops

POS11:23 pmPort of Spain Piarco Intl

Oct 29

POS12:25 amPort of Spain Piarco Intl

17h 14m

2 stops

SEA2:39 pmSeattle/Tacoma Intl

$795

American Airlines flights from State of Washington to Port of Spain

Our best American Airlines deals on State of Washington to Port of Spain flight tickets

American Airlines

Feb 20

SEA10:06 pmSeattle/Tacoma Intl

11h 24m

1 stop

POS1:30 pmPort of Spain Piarco Intl

Mar 1

POS2:30 pmPort of Spain Piarco Intl

13h 12m

1 stop

SEA11:42 pmSeattle/Tacoma Intl

$790

American Airlines

Feb 20

SEA5:47 pmSeattle/Tacoma Intl

17h 43m

2 stops

POS3:30 pmPort of Spain Piarco Intl

Mar 1

POS2:30 pmPort of Spain Piarco Intl

13h 12m

1 stop

SEA11:42 pmSeattle/Tacoma Intl

$794

American Airlines

Oct 14

SEA5:41 pmSeattle/Tacoma Intl

17h 27m

2 stops

POS2:08 pmPort of Spain Piarco Intl

Oct 21

POS3:08 pmPort of Spain Piarco Intl

21h 25m

2 stops

SEA9:33 amSeattle/Tacoma Intl

$804

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Port of Spain that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattlePort of Spain

SEA Seattle/Tacoma Intl - POS Port of Spain Piarco Intl

SEAPOS

Seattle/Tacoma Intl

Sat 10/17

7:15 pm-12:15 am

2 stops26h 00m

Port of Spain Piarco Intl

Fri 10/23

1:20 am-6:32 pm

2 stops20h 12m

$658

SeattlePort of Spain

SEA Seattle/Tacoma Intl - POS Port of Spain Piarco Intl

SEAPOS

Seattle/Tacoma Intl

Thu 11/5

4:39 pm-1:54 am

2 stops29h 15m

Port of Spain Piarco Intl

Wed 11/11

3:40 am-9:50 pm

2 stops22h 10m

$732

SeattlePort of Spain

SEA Seattle/Tacoma Intl - POS Port of Spain Piarco Intl

SEAPOS

Seattle/Tacoma Intl

Sat 2/20

6:51 pm-1:52 am

2 stops27h 01m

Port of Spain Piarco Intl

Mon 3/1

2:18 pm-9:56 pm

2 stops35h 38m

$732

SeattlePort of Spain

SEA Seattle/Tacoma Intl - POS Port of Spain Piarco Intl

SEAPOS

Seattle/Tacoma Intl

Sun 10/18

7:15 pm-12:15 am

2 stops26h 00m

Port of Spain Piarco Intl

Fri 10/23

1:20 am-10:47 pm

2 stops24h 27m

$741

SeattlePort of Spain

SEA Seattle/Tacoma Intl - POS Port of Spain Piarco Intl

SEAPOS

Seattle/Tacoma Intl

Sat 10/17

7:15 pm-12:15 am

2 stops26h 00m

Port of Spain Piarco Intl

Wed 10/21

1:20 am-6:32 pm

2 stops44h 12m

$741

SeattlePort of Spain

SEA Seattle/Tacoma Intl - POS Port of Spain Piarco Intl

SEAPOS

Seattle/Tacoma Intl

Thu 10/15

10:50 am-12:15 am

2 stops34h 25m

Port of Spain Piarco Intl

Fri 10/23

1:20 am-10:47 pm

2 stops24h 27m

$741

SeattlePort of Spain

SEA Seattle/Tacoma Intl - POS Port of Spain Piarco Intl

SEAPOS

Seattle/Tacoma Intl

Fri 10/16

7:15 pm-12:15 am

2 stops50h 00m

Port of Spain Piarco Intl

Fri 10/23

1:20 am-10:47 pm

2 stops24h 27m

$741

SeattlePort of Spain

SEA Seattle/Tacoma Intl - POS Port of Spain Piarco Intl

SEAPOS

Seattle/Tacoma Intl

Fri 10/16

7:15 pm-12:15 am

2 stops50h 00m

Port of Spain Piarco Intl

Sun 10/25

1:15 am-2:37 pm

2 stops40h 22m

$741

SeattlePort of Spain

SEA Seattle/Tacoma Intl - POS Port of Spain Piarco Intl

SEAPOS

Seattle/Tacoma Intl

Tue 12/8

7:00 am-12:18 am

1 stop13h 18m

Port of Spain Piarco Intl

Mon 12/14

1:25 am-7:32 pm

1 stop22h 07m

$750

Quickest round-trip

SeattlePort of Spain

SEA Seattle/Tacoma Intl - POS Port of Spain Piarco Intl

SEAPOS

Seattle/Tacoma Intl

Thu 11/5

5:05 am-12:18 am

2 stops15h 13m

Port of Spain Piarco Intl

Wed 11/11

1:25 am-1:25 pm

1 stop16h 00m

$750

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington 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

Prices

Airlines

What is the cheapest month to fly to Port of Spain?

The month of September is, on average, the cheapest month to fly to Port of Spain from State of Washington, with most prices found around $559. If you’re not able to fly to Port of Spain in September, then April is your next best option. Flight prices from State of Washington to Port of Spain during April average around $603.

Can stopping save me money on State of Washington to Port of Spain flights?

You could potentially save up to 35% on your flight if you consider stops on a State of Washington to Port of Spain flight.

Cheap State of Washington to Port of Spain flight deals and tips

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

Best Price Found	$374
Fastest flight time	13h 15m
Direct flights	None

The best one-way flight to Port of Spain from State of Washington in the past 72 hours is $374. The best round-trip flight deal from State of Washington to Port of Spain found on momondo in the last 72 hours is $658.

The fastest flight from State of Washington to Port of Spain takes 13h 15m

There are no direct flights from State of Washington to Port of Spain. There are no popular flight routes from State of Washington to Port of Spain.

Search flight deals

Frequently asked questions about flying from Washington to Port of Spain

When did momondo last update prices for flights from Washington to Port of Spain Piarco Intl Airport?
Prices for flights from Washington to Port of Spain Piarco Intl Airport are updated daily.
How many operators does momondo search for flights from Washington to Port of Spain Piarco Intl Airport?
As of September 2026, there is 1 operator available to choose from for flights from Washington to Port of Spain Piarco Intl Airport.
How old do you have to be to fly from Washington to Port of Spain Piarco Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington 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 you'll need for your trip to Port of Spain Piarco Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Port of Spain Piarco Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Port of Spain

Compare and see reviews for airlines that fly from State of Washington to Port of Spain with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $413	Free Cancellation	Rating 7.4 10,233 reviews		Search United Airlines flights

Piarco

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to Port of Spain. Millions of users trust and use momondo every year so you are in good hands.

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

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

How can momondo help me find flights from Washington to Port of Spain?

Once all potential Washington 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 to Port of Spain right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Port of Spain from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Washington to Port of Spain from $374

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 to Port of Spain departing on 10/8. 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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United Airlines flights from State of Washington to Port of Spain

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American Airlines flights from State of Washington to Port of Spain

Our best American Airlines deals on State of Washington to Port of Spain flight tickets

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Use the filters below to find and compare flights from Washington to Port of Spain that are best for you.

See travel insights to Port of Spain from

How to get the cheapest flight ticket from State of Washington to Port of Spain

What is the cheapest month to fly to Port of Spain?

Can stopping save me money on State of Washington to Port of Spain flights?

What is the cheapest airline that flies from Washington to Port of Spain Piarco Intl?

Cheap State of Washington to Port of Spain flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington to Port of Spain

Best airlines flying from State of Washington to Port of Spain

Compare and see reviews for airlines that fly from State of Washington to Port of Spain with momondo

Traveling to a place near Port of Spain?

Why use momondo?

An easier way to manage your Port of Spain trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Trinidad and Tobago

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Port of Spain

List of cabin classes available on flights landing in Port of Spain. Availability may vary depending on flight origin and airline.

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