CA $455 Cheap Flights from Port of Spain (POS) to Seattle (SEA)

View CA $455 flight on Sun, Oct. 19, 2025Opens in a new window

Popular airlines from Piarco Intl. Airport (POS) to Seattle-Tacoma International Airport (SEA)

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

Prices were available within the past 7 days and start at CA $455 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Piarco (POS) to Seattle (SEA)

September is typically the cheapest month to fly

From CA $708 - CA $1,322 per traveller.

Graph displaying average flight prices per month

Flight from Port of Spain to Seattle (POS - SEA) route information
Origin airport
Piarco Intl.
Destination airport
Seattle - Tacoma Intl.
Distance
6934 km

Piarco to Seattle Flights

The easy way to book your flights from Port of Spain to Seattle 

With Expedia, it’s simple to find and book flights to Seattle from Port of Spain whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Seattle - Tacoma Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Port of Spain to Seattle today, tomorrow, or this week.  

 

Save dollars with cheap flights from Piarco Intl., POS to Seattle - Tacoma Intl., SEA 

Sort your search results by price to find great deals on your flight from Port of Spain to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Port of Spain currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Seattle  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Seattle from Port of Spain 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Seattle with Expedia today.

Frequently asked questions

How much is a flight from Piarco Intl. Airport (POS) to Seattle - Tacoma Intl. Airport (SEA)?
Pack your bags, because round-trip flights from Piarco Intl. Airport (POS) to Sea-Tac Airport start from . That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can rise quickly, so book today to secure the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Piarco Intl. Airport (POS) to Seattle - Tacoma Intl. Airport (SEA)?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from Piarco Intl. Airport to SEA that have flexible change policies?
Many carriers offer the option to reschedule your flight without a change fee. All you pay is the fare difference. When searching for POS to Sea-Tac Airport flights, you'll find a "No change fees" box for you to select.
How many hours is the flight from Piarco Intl. Airport (POS) to Sea-Tac Airport?
From POS to SEA, you'll be airborne for approximately 13 hours and 55 minutes. If you've been looking forward to finishing that amazing novel, now's a fantastic time to do it.
How far is the flight from POS to SEA?
With a flight distance of 7,000 kilometres between Piarco and SeaTac, this is a long flight. Ensure that you drink lots of water and move around the cabin from time to time.
Which airlines fly direct from Piarco Intl. Airport to Sea-Tac Airport?
Flying nonstop between POS and Sea-Tac Airport isn't possible at present. However, you'll still be able to find a flight to SeaTac with at least one stop.
Are Piarco Intl. Airport (POS) to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Piarco Intl. Airport to SEA can be hit-or-miss. You may be able to score a bargain, but then again, you could miss out entirely! If you'd rather play it safe and start your trip planning ahead of time, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines advertise their prices so far in advance. Our advice? Check back often as prices are updated regularly.

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