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Cheap flights from Washington to Port of Spain from $250

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 6/13. 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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0 bags

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Find the cheapest flights from Washington to Port of Spain

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 11:23 pm
SEA
-
POS
14h 23m
2 stops
United Airlines Logo
12:30 am - 6:32 pm
POS
-
SEA
21h 02m
2 stops
$498United Airlines
Mi, Apr 29 - Fr, Mai 8
United Airlines Logo
6:30 am - 11:23 pm
SEA
-
POS
13h 53m
1 stop
United Airlines Logo
12:30 am - 2:36 pm
POS
-
SEA
17h 06m
2 stops
$525United Airlines
Mi, Apr 29 - Fr, Mai 8
United Airlines Logo
7:00 am - 12:50 am
SEA
-
POS
14h 50m
2 stops
United Airlines Logo
12:30 am - 1:56 pm
POS
-
SEA
16h 26m
2 stops
$529United Airlines
Di, Sep 1 - Mo, Sep 28
United Airlines Logo
5:00 am - 11:23 pm
SEA
-
POS
15h 23m
1 stop
United Airlines Logo
12:30 am - 10:47 am
POS
-
SEA
13h 17m
1 stop
$556United Airlines
Mi, Jun 17 - Mo, Jun 22
United Airlines Logo
10:47 pm - 11:23 pm
SEA
-
POS
21h 36m
2 stops
United Airlines Logo
12:30 am - 9:12 pm
POS
-
SEA
23h 42m
3 stops
$558United Airlines
Di, Sep 1 - Mo, Sep 28
American Airlines Logo
2:57 pm - 2:32 pm
SEA
-
POS
20h 35m
2 stops
American Airlines Logo
3:47 pm - 10:48 am
POS
-
SEA
22h 01m
2 stops
$568American Airlines
Di, Apr 28 - Di, Mai 5
United Airlines Logo
5:00 pm - 11:23 pm
SEA
-
POS
27h 23m
2 stops
United Airlines Logo
12:30 am - 2:39 pm
POS
-
SEA
41h 09m
2 stops
$576United Airlines
Di, Jun 30 - Fr, Jul 10
American Airlines Logo
2:57 pm - 2:32 pm
SEA
-
POS
20h 35m
2 stops
American Airlines Logo
3:47 pm - 12:33 pm
POS
-
SEA
23h 46m
2 stops
$588American Airlines
Di, Apr 28 - Di, Mai 5
JetBlue Logo
2:30 pm - 3:14 pm
PDX
-
POS
21h 44m
2 stops
JetBlue Logo
7:45 pm - 1:05 pm
POS
-
PDX
20h 20m
2 stops
$668JetBlue
Mo, Jun 1 - Sa, Jun 13
American Airlines Logo
5:17 pm - 2:16 pm
PDX
-
POS
17h 59m
2 stops
American Airlines Logo
7:00 am - 10:39 pm
POS
-
PDX
18h 39m
2 stops
$794American Airlines
Mi, Jul 29 - Fr, Aug 7

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
Apr 29
SEA6:00 amSeattle/Tacoma Intl
14h 23m
2 stops
POS11:23 pmPort of Spain Piarco Intl
May 8
POS12:30 amPort of Spain Piarco Intl
21h 02m
2 stops
SEA6:32 pmSeattle/Tacoma Intl
$498
United Airlines
Apr 29
SEA6:30 amSeattle/Tacoma Intl
13h 53m
1 stop
POS11:23 pmPort of Spain Piarco Intl
May 8
POS12:30 amPort of Spain Piarco Intl
17h 06m
2 stops
SEA2:36 pmSeattle/Tacoma Intl
$525
United Airlines
Apr 26
SEA5:00 amSeattle/Tacoma Intl
15h 23m
2 stops
POS11:23 pmPort of Spain Piarco Intl
May 8
POS12:30 amPort of Spain Piarco Intl
21h 02m
2 stops
SEA6:32 pmSeattle/Tacoma Intl
$528

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
Apr 28
SEA2:57 pmSeattle/Tacoma Intl
20h 35m
2 stops
POS2:32 pmPort of Spain Piarco Intl
May 5
POS3:47 pmPort of Spain Piarco Intl
22h 01m
2 stops
SEA10:48 amSeattle/Tacoma Intl
$568
American Airlines
Apr 28
SEA2:57 pmSeattle/Tacoma Intl
20h 35m
2 stops
POS2:32 pmPort of Spain Piarco Intl
May 5
POS3:47 pmPort of Spain Piarco Intl
23h 46m
2 stops
SEA12:33 pmSeattle/Tacoma Intl
$588
American Airlines
Apr 28
SEA10:16 pmSeattle/Tacoma Intl
13h 16m
1 stop
POS2:32 pmPort of Spain Piarco Intl
May 5
POS3:47 pmPort of Spain Piarco Intl
23h 46m
2 stops
SEA12:33 pmSeattle/Tacoma Intl
$628

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington 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 April 18, 2026.
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 - POS

SEAPOS

Seattle/Tacoma Intl

Mi 4/29

6:00 am-11:23 pm

2 stops14h 23m

Port of Spain Piarco Intl

Fr 5/8

12:30 am-6:32 pm

2 stops21h 02m

$498

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Mi 4/29

6:30 am-11:23 pm

1 stop13h 53m

Port of Spain Piarco Intl

Fr 5/8

12:30 am-2:36 pm

2 stops17h 06m

$525

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Di 9/1

7:00 am-12:50 am

2 stops14h 50m

Port of Spain Piarco Intl

Mo 9/28

12:30 am-1:56 pm

2 stops16h 26m

$529
Quickest round-trip

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Mi 6/17

5:00 am-11:23 pm

1 stop15h 23m

Port of Spain Piarco Intl

Mo 6/22

12:30 am-10:47 am

1 stop13h 17m

$556

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Di 9/1

10:47 pm-11:23 pm

2 stops21h 36m

Port of Spain Piarco Intl

Mo 9/28

12:30 am-9:12 pm

3 stops23h 42m

$558

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Di 4/28

2:57 pm-2:32 pm

2 stops20h 35m

Port of Spain Piarco Intl

Di 5/5

3:47 pm-10:48 am

2 stops22h 01m

$568

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Di 6/30

5:00 pm-11:23 pm

2 stops27h 23m

Port of Spain Piarco Intl

Fr 7/10

12:30 am-2:39 pm

2 stops41h 09m

$576

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Di 4/28

2:57 pm-2:32 pm

2 stops20h 35m

Port of Spain Piarco Intl

Di 5/5

3:47 pm-12:33 pm

2 stops23h 46m

$588

PortlandPort of Spain

PDX - POS

PDXPOS

Portland

Mo 6/1

2:30 pm-3:14 pm

2 stops21h 44m

Port of Spain Piarco Intl

Sa 6/13

7:45 pm-1:05 pm

2 stops20h 20m

$668

PortlandPort of Spain

PDX - POS

PDXPOS

Portland

Mi 7/29

5:17 pm-2:16 pm

2 stops17h 59m

Port of Spain Piarco Intl

Fr 8/7

7:00 am-10:39 pm

2 stops18h 39m

$794

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 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

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

The month of October is, on average, the cheapest month to fly to Port of Spain from State of Washington, with most prices found around $496. If you’re not able to fly to Port of Spain in October, then September is your next best option. Flight prices from State of Washington to Port of Spain during September average around $541.

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

You could potentially save up to 46% 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

Fastest flight time

12h 15m

Direct flights

None
The fastest flight from State of Washington to Port of Spain takes 12h 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?

  • 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 AirlinesPriceFrom $433Free CancellationRating
7.4
9,605 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 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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