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Trinidad

$610+ Cheap flights from Seattle (SEA) to Trinidad

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — POS
Mar 17 — Mar 241
Tue 3/17
Tue 3/24
1 adult, Economy
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Cheap flight deals from Seattle to Trinidad

Cheapest flights from Seattle to Trinidad
Explore the most affordable flight options available from Seattle to Trinidad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 15, 2026.

This Air Canada deal was found by Cheapflights users on 2/14. 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.
Sat 3/710:05 am
SEA
-
POS
2 stops34h 15m
Air Canada
Tue 3/101:20 am
POS
-
SEA
1 stop23h 56m
Air Canada
Deal found 2/14$610
This United Airlines deal was found by Cheapflights users on 2/13. 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.
Mon 5/117:00 am
SEA
-
POS
1 stop13h 23m
United Airlines
Sun 5/1712:30 am
POS
-
SEA
1 stop22h 14m
United Airlines
Deal found 2/13$614
This American Airlines deal was found by Cheapflights users on 2/13. 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 8/2611:30 pm
SEA
-
POS
2 stops13h 25m
American Airlines
Fri 9/113:45 pm
POS
-
SEA
2 stops23h 01m
American Airlines
Deal found 2/13$656
This American Airlines deal was found by Cheapflights users on 2/13. 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.
Mon 5/116:40 pm
SEA
-
POS
2 stops16h 52m
American Airlines
Mon 5/183:47 pm
POS
-
SEA
2 stops24h 28m
American Airlines
Deal found 2/13$673
This Kiwi.com deal was found by Cheapflights users on 2/12. 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.
Sat 3/72:44 pm
SEA
-
POS
1 stop17h 46m
Multiple Airlines
Wed 3/119:10 am
POS
-
SEA
1 stop15h 54m
Multiple Airlines
Deal found 2/12$676
This Mytrip deal was found by Cheapflights users on 2/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/228:00 am
SEA
-
POS
1 stop13h 20m
Air Canada
Tue 2/242:20 am
POS
-
SEA
2 stops45h 02m
Air Canada
Deal found 2/13$704
This United Airlines deal was found by Cheapflights users on 2/12. 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.
Sat 3/76:45 am
SEA
-
POS
1 stop13h 38m
United Airlines
Tue 3/1012:30 am
POS
-
SEA
1 stop21h 55m
United Airlines
Deal found 2/12$724
This United Airlines deal was found by Cheapflights users on 2/15. 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.
Wed 4/16:30 am
SEA
-
POS
1 stop13h 53m
United Airlines
Tue 4/712:30 am
POS
-
SEA
2 stops23h 27m
United Airlines
Deal found 2/15$728

Find flight deals from Seattle to Trinidad

Keep the following information in mind while searching for Seattle to Trinidad flight deals. Data was last updated February 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$610
(Air Canada)

Popular in

December

Cheapest in

September

Average price

$682
Provider with most accurate pricing for Seattle/Tacoma Intl-Port of Spain Piarco Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Port of Spain Piarco Intl flights.
Search Deals
From Seattle/Tacoma Intl to Trinidad
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Trinidad 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 February 15, 2026.
Use the filters below to find and compare flights from Seattle to Trinidad that are best for you.

Fly from

Seattle

Fly to

Trinidad

Route

Depart

Return

Price

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Sat 3/7

10:05 am-12:20 am

2 stops34h 15m

Port of Spain Piarco Intl

Tue 3/10

1:20 am-10:16 pm

1 stop23h 56m

$610

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Mon 5/11

7:00 am-11:23 pm

1 stop13h 23m

Port of Spain Piarco Intl

Sun 5/17

12:30 am-7:44 pm

1 stop22h 14m

$614

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Mon 5/11

6:40 pm-2:32 pm

2 stops16h 52m

Port of Spain Piarco Intl

Mon 5/18

3:47 pm-1:15 pm

2 stops24h 28m

$673

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Sat 3/7

2:44 pm-12:30 pm

1 stop17h 46m

Port of Spain Piarco Intl

Wed 3/11

9:10 am-10:04 pm

1 stop15h 54m

$676

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Best time to book a flight from Seattle to Trinidad

Have a flexible travel schedule? Discover the best time to fly to Trinidad from Seattle 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 Seattle to Trinidad

What is the cheapest month to book a flight from Seattle to Trinidad?

Currently, February is the cheapest month in which you can book a flight from Seattle to Trinidad (average of $385). Flying from Seattle to Trinidad in May is currently the most expensive (average of $629). 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 Trinidad

Get insights into the airlines that provide service to Trinidad. 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 Trinidad. Reviews last updated February 15, 2026.
Get a feel of what it's like to fly with United Airlines from Seattle to Trinidad by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,296 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,296 reviews
United Airlines
7.4
Good
9,296 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

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

  • What airport do you fly from for flights from Seattle to Trinidad?

    Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Trinidad. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.

  • How long is the flight from Seattle to Trinidad?

    There are many flights that can get you from Seattle to Trinidad in 13h 23m. Fly via Air Canada or United Airlines to get the fastest option. The distance from Seattle to Trinidad is about 4332 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Seattle to Trinidad that include hotel bookings?

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

  • How can I find direct flights from Seattle to Trinidad?

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

  • Can I find deals for business class flights from Seattle to Trinidad?

    Yes. Cheapflights offers flight deals from Seattle to Trinidad 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 Seattle to Trinidad?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Trinidad (average of $385). Flying from Seattle to Trinidad in May is currently the most expensive (average of $629). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Trinidad

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Port of Spain flights
Portland to Port of Spain flights

Top airline flying from Seattle to Trinidad

Discover the top airline that operate flights from Seattle to Trinidad. 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 February 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$524Average$667FlexibilityNo cancel feeOn-time69%

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