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$303+ Cheap flights from Port of Spain (POS) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
POS — SEA
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Port of Spain to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Port of Spain (POS) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$587
(Kiwi.com)

One-way from

$303
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$1,170
From Port of Spain Piarco Intl to Seattle/Tacoma Intl
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One-way flight from Port of Spain Piarco Intl to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 7% potential increase in price ($65 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Port of Spain to Seattle

Cheapest flights from Port of Spain to Seattle
Explore the most affordable flight options available from Port of Spain to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/269:10 amPOS - SEA
1 stop16h 16mMultiple Airlines
Sun 10/58:30 amSEA - POS
1 stop16h 45mMultiple Airlines
Deal found 7/2$587
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2412:30 amPOS - SEA
2 stops24h 04mUnited Airlines
Sat 11/17:10 amSEA - POS
1 stop14h 15mUnited Airlines
Deal found 7/1$653
This American Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/227:00 amPOS - SEA
1 stop19h 35mAmerican Airlines
Wed 10/298:49 pmSEA - POS
1 stop21h 31mAmerican Airlines
Deal found 7/2$705
This Air Canada deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/192:25 amPOS - SEA
2 stops19h 11mAir Canada
Sat 11/18:00 pmSEA - POS
2 stops26h 15mAir Canada
Deal found 7/1$788
This Copa Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/212:26 pmPOS - SEA
2 stops25h 13mCopa Airlines
Fri 12/59:05 amSEA - POS
2 stops24h 12mCopa Airlines
Deal found 6/30$946

Cheapflights Fare Finder

Customize your flight search to find flights from Port of Spain to Seattle 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, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Port of Spain to Seattle that are best for you.

Fly from

Port of Spain

Fly to

Seattle

Route

Depart

Return

Price

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Fri 9/26

9:10 am-10:26 pm

1 stop16h 16m

Seattle/Tacoma Intl

Sun 10/5

8:30 am-4:15 am

1 stop16h 45m

$587

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Fri 10/24

12:30 am-12:51 pm

1 stop15h 21m

Seattle/Tacoma Intl

Wed 10/29

5:05 am-11:23 pm

2 stops15h 18m

$653

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Wed 10/22

7:00 am-11:35 pm

1 stop19h 35m

Seattle/Tacoma Intl

Wed 10/29

8:49 pm-9:20 pm

1 stop21h 31m

$705

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Sun 10/19

2:25 am-6:36 pm

2 stops19h 11m

Seattle/Tacoma Intl

Fri 10/31

5:50 am-12:15 am

2 stops15h 25m

$788

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Fri 11/21

2:26 pm-11:39 am

2 stops25h 13m

Seattle/Tacoma Intl

Fri 12/5

9:05 am-1:17 pm

2 stops24h 12m

$946

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Fri 10/24

2:39 pm-12:31 am

3 stops36h 52m

$303

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Mon 10/20

2:25 am-9:45 pm

1 stop22h 20m

$419

Port of SpainSeattle

POS - SEA

POSSEA

Port of Spain Piarco Intl

Tue 10/21

12:30 am-11:15 pm

3 stops25h 45m

$436

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Port of Spain to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Port of Spain with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Port of Spain to Seattle

What is the cheapest month to book a flight from Port of Spain to Seattle?

Currently, January is the cheapest month in which you can book a flight from Port of Spain to Seattle (average of $238). Flying from Port of Spain to Seattle in July is currently the most expensive (average of $390). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated July 3, 2025.
Read through reviews of airlines operating flights from Port of Spain to Seattle, such as Copa Airlines, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.5
Good
1,467 reviews

Crew

8.1

Food

6.8

Entertainment

6.8

Comfort

7.4

Boarding

7.8

Overall

7.5

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
Copa Airlines
7.5
Good
1,467 reviews
Copa Airlines
7.5
Good
1,467 reviews

Crew

8.1

Food

6.8

Entertainment

6.8

Comfort

7.4

Boarding

7.8

Overall

7.5

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
United Airlines
7.4
Good
8,845 reviews
Copa Airlines
7.5
Good
1,467 reviews

Crew

8.1

Food

6.8

Entertainment

6.8

Comfort

7.4

Boarding

7.8

Overall

7.5

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
American Airlines
7.2
Good
10,000 reviews
Copa Airlines
7.5
Good
1,467 reviews

Crew

8.1

Food

6.8

Entertainment

6.8

Comfort

7.4

Boarding

7.8

Overall

7.5

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
Air Canada
7.1
Good
9,678 reviews
Copa Airlines
7.5
Good
1,467 reviews

Crew

8.1

Food

6.8

Entertainment

6.8

Comfort

7.4

Boarding

7.8

Overall

7.5

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.

Related info for your journey

Find useful and relevant information for your journey from Port of Spain to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Port of Spain to Seattle round-trip?

    Our cheapest airline available from Port of Spain to Seattle is United Airlines. Our recent data shows that you can find tickets from as low as $653 on this airline. Additional options worth looking into are American Airlines and Air Canada, starting at $705 and $788 round-trip. United Airlines is priced at 21% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Port of Spain to Seattle that include hotel bookings?

    Yes. In addition to deals on Port of Spain to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Port of Spain to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Port of Spain to Seattle.

  • Can I find deals for business class flights from Port of Spain to Seattle?

    Yes. Cheapflights offers flight deals from Port of Spain to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Port of Spain to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Port of Spain to Seattle (average of $238). Flying from Port of Spain to Seattle in July is currently the most expensive (average of $390). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Port of Spain?

Book flights to Port of Spain if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Lynnwood
Renton
Olympia
Shoreline
Puyallup
Cle Elum
Centralia
Kent
Federal Way
Chehalis
Kirkland
Aberdeen
Shelton

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Port of Spain to Seattle

Discover the top 2 airlines that operate flights from Port of Spain to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$617Average$721FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$617Average$882FlexibilityNo cancel feeOn-time71%

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