What is the cheapest airline that flies from Port of Spain Piarco Intl to Seattle/Tacoma Intl?

Air Canada is the most popular carrier operating from Port of Spain Piarco Intl to Seattle/Tacoma Intl

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

Prices for flights from Port of Spain Piarco Intl Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

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

The number of operators available for flights from Port of Spain Piarco Intl Airport to Seattle/Tacoma Intl Airport is 1 as of June 2026.

How old do you have to be to fly from Port of Spain Piarco Intl Airport to Seattle/Tacoma 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 Port of Spain Piarco Intl Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The required travel and health documents for your Seattle/Tacoma 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 Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$333 Cheap Flights from Port of Spain to Seattle in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Port of Spain to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:25 am - 9:07 pm

POS

SEA

22h 42m

1 stop

8:00 am - 12:15 am

SEA

POS

13h 15m

1 stop

$694Air Canada

Fri, Sep 4 - Sun, Sep 13

12:30 am - 7:08 pm

POS

SEA

21h 38m

1 stop

11:59 pm - 11:23 pm

SEA

POS

20h 24m

1 stop

$696United Airlines

Thu, Aug 27 - Tue, Sep 8

1:25 am - 2:22 pm

POS

SEA

39h 57m

2 stops

3:00 pm - 12:15 am

SEA

POS

30h 15m

2 stops

$720Air Canada

Mon, Jul 6 - Tue, Jul 14

3:15 pm - 11:58 am

POS

SEA

23h 43m

1 stop

8:21 pm - 2:14 pm

SEA

POS

14h 53m

1 stop

$721American Airlines

Sat, Aug 15 - Tue, Aug 25

3:15 pm - 9:25 am

POS

SEA

21h 10m

2 stops

10:00 pm - 2:14 pm

SEA

POS

13h 14m

2 stops

$724American Airlines

Sat, Aug 15 - Tue, Aug 25

3:15 pm - 9:25 am

POS

SEA

21h 10m

2 stops

10:00 pm - 2:14 pm

SEA

POS

13h 14m

2 stops

$726American Airlines

Sat, Aug 15 - Tue, Aug 25

3:15 pm - 11:58 am

POS

SEA

23h 43m

1 stop

8:21 pm - 2:14 pm

SEA

POS

14h 53m

1 stop

$737American Airlines

Sat, Aug 15 - Tue, Aug 25

3:15 pm - 9:29 am

POS

SEA

21h 14m

2 stops

5:34 pm - 2:01 pm

SEA

POS

17h 27m

2 stops

$746American Airlines

Sat, Sep 5 - Sun, Sep 13

12:30 am - 2:30 pm

POS

SEA

17h 00m

2 stops

7:30 am - 12:50 am

SEA

POS

14h 20m

1 stop

$798United Airlines

Mon, Jul 6 - Tue, Jul 14

12:30 am - 12:34 pm

POS

SEA

15h 04m

2 stops

5:00 am - 11:23 pm

SEA

POS

15h 23m

2 stops

$803United Airlines

Mon, Jul 6 - Tue, Jul 14

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Air Canada flights from Port of Spain to Seattle

Our best Air Canada deals on Port of Spain to Seattle flight tickets

Air Canada

Sep 4

POS1:25 amPort of Spain Piarco Intl

22h 42m

1 stop

SEA9:07 pmSeattle/Tacoma Intl

Sep 13

SEA8:00 amSeattle/Tacoma Intl

13h 15m

1 stop

POS12:15 amPort of Spain Piarco Intl

$694

Air Canada

Jul 6

POS1:25 amPort of Spain Piarco Intl

39h 57m

2 stops

SEA2:22 pmSeattle/Tacoma Intl

Jul 14

SEA3:00 pmSeattle/Tacoma Intl

30h 15m

2 stops

POS12:15 amPort of Spain Piarco Intl

$720

American Airlines flights from Port of Spain to Seattle

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

American Airlines

Aug 15

POS3:15 pmPort of Spain Piarco Intl

23h 43m

1 stop

SEA11:58 amSeattle/Tacoma Intl

Aug 25

SEA8:21 pmSeattle/Tacoma Intl

14h 53m

1 stop

POS2:14 pmPort of Spain Piarco Intl

$721

American Airlines

Aug 15

POS3:15 pmPort of Spain Piarco Intl

21h 10m

2 stops

SEA9:25 amSeattle/Tacoma Intl

Aug 25

SEA10:00 pmSeattle/Tacoma Intl

13h 14m

2 stops

POS2:14 pmPort of Spain Piarco Intl

$724

American Airlines

Aug 15

POS3:15 pmPort of Spain Piarco Intl

21h 10m

2 stops

SEA9:25 amSeattle/Tacoma Intl

Aug 25

SEA10:00 pmSeattle/Tacoma Intl

13h 14m

2 stops

POS2:14 pmPort of Spain Piarco Intl

$726

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Fri 9/4

1:25 am-9:07 pm

1 stop22h 42m

Seattle/Tacoma Intl

Sun 9/13

8:00 am-12:15 am

1 stop13h 15m

$694

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Thu 8/27

12:30 am-7:08 pm

1 stop21h 38m

Seattle/Tacoma Intl

Tue 9/8

11:59 pm-11:23 pm

1 stop20h 24m

$696

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Mon 7/6

1:25 am-2:22 pm

2 stops39h 57m

Seattle/Tacoma Intl

Tue 7/14

3:00 pm-12:15 am

2 stops30h 15m

$720

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Sat 8/15

3:15 pm-11:58 am

1 stop23h 43m

Seattle/Tacoma Intl

Tue 8/25

8:21 pm-2:14 pm

1 stop14h 53m

$721

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Sat 8/15

3:15 pm-9:25 am

2 stops21h 10m

Seattle/Tacoma Intl

Tue 8/25

10:00 pm-2:14 pm

2 stops13h 14m

$724

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Sat 8/15

3:15 pm-9:25 am

2 stops21h 10m

Seattle/Tacoma Intl

Tue 8/25

10:00 pm-2:14 pm

2 stops13h 14m

$726

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Sat 8/15

3:15 pm-11:58 am

1 stop23h 43m

Seattle/Tacoma Intl

Tue 8/25

8:21 pm-2:14 pm

1 stop14h 53m

$737

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Sat 9/5

3:15 pm-9:29 am

2 stops21h 14m

Seattle/Tacoma Intl

Sun 9/13

5:34 pm-2:01 pm

2 stops17h 27m

$746

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Mon 7/6

12:30 am-2:30 pm

2 stops17h 00m

Seattle/Tacoma Intl

Tue 7/14

7:30 am-12:50 am

1 stop14h 20m

$798

Quickest round-trip

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Mon 7/6

12:30 am-12:34 pm

2 stops15h 04m

Seattle/Tacoma Intl

Tue 7/14

5:00 am-11:23 pm

2 stops15h 23m

$803

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 Port of Spain to Seattle

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

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

You could potentially save up to 11% on your flight if you consider stops on a Port of Spain to Seattle flight.

When to book flights from Port of Spain to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Port of Spain to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Port of Spain to Seattle (POS to SEA) flight deals and tips

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

Fastest flight time	15h 50m
Direct flights	None

The fastest flight from Port of Spain to Seattle takes 15h 50m

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

Search flight deals

Frequently asked questions about flying from Port of Spain to Seattle

How far is Port of Spain Piarco Intl to Seattle/Tacoma Intl by plane?
A flight from Port of Spain Piarco Intl to Seattle/Tacoma Intl will travel around 4325.1 mi. By plane, this route typically takes 15h 50m.
When did momondo last update prices for flights from Port of Spain Piarco Intl Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Port of Spain Piarco Intl Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Port of Spain Piarco Intl Airport to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Port of Spain Piarco Intl Airport to Seattle/Tacoma Intl Airport is 1 as of June 2026.
How old do you have to be to fly from Port of Spain Piarco Intl Airport to Seattle/Tacoma 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 Port of Spain Piarco Intl Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma 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 Seattle/Tacoma 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 Port of Spain to Seattle?
Based on momondo bookings for flights between Port of Spain and Seattle, the leading airline is United Airlines, making up 100% of the total bookings.

Best airlines flying from Port of Spain to Seattle

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $574	Free Cancellation	Rating 7.4 9,804 reviews		Search United Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Redmond

Kent

Lakewood

Puyallup

Tukwila

Marysville

Cle Elum

Federal Way

Fife

Centralia

Shoreline

Westport

Kirkland

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Port of Spain.

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

momondo does allow users to show only those flights to Seattle from Port of Spain which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Port of Spain and Seattle by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Port of Spain to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.