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Port of Spain

$489+ Cheap flights from Washington to Port of Spain (POS)

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — POS
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Washington to Port of Spain

Keep the following information in mind while searching for Washington to Port of Spain flight deals. Data was last updated July 31, 2025.

Round-trip from

$489
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$715
From Washington to Port of Spain Piarco Intl
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($183 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($78 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Washington to Port of Spain

Cheapest flights from Washington to Port of Spain
Explore the most affordable flight options available from Washington to Port of Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This American Airlines deal was found by Cheapflights users on 7/29. 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 10/2012:34 amSEA - POS
2 stops17h 46mAmerican Airlines
Sat 11/17:00 amPOS - SEA
2 stops20h 27mAmerican Airlines
Deal found 7/29$489
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Sun 9/1411:58 pmSEA - POS
1 stop20h 25mUnited Airlines
Sat 9/2012:30 amPOS - SEA
1 stop15h 16mUnited Airlines
Deal found 7/31$524
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Sun 9/148:25 amSEA - POS
1 stop31h 30mMultiple Airlines
Sun 9/2110:10 amPOS - SEA
1 stop15h 12mMultiple Airlines
Deal found 7/31$641
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/71:45 pmPDX - POS
2 stops21h 40mAmerican Airlines
Sat 10/183:25 pmPOS - PDX
2 stops24h 36mAmerican Airlines
Deal found 7/30$693
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Tue 10/287:00 amPDX - POS
1 stop13h 23mUnited Airlines
Thu 10/3012:30 amPOS - PDX
2 stops21h 06mUnited Airlines
Deal found 7/31$788
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Wed 8/276:05 amPDX - POS
2 stops34h 55mMultiple Airlines
Wed 9/38:30 amPOS - PDX
1 stop15h 20mMultiple Airlines
Deal found 7/31$889
This Copa Airlines deal was found by Cheapflights users on 7/30. 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 12/195:05 pmSEA - POS
2 stops28h 43mCopa Airlines
Fri 1/163:40 amPOS - SEA
2 stops22h 38mCopa Airlines
Deal found 7/30$1,258

Cheapflights Fare Finder

 
Customize your flight search to find flights from 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, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Washington to Port of Spain that are best for you.

Fly from

Washington

Fly to

Port of Spain

Route

Depart

Return

Price

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Mon 10/20

12:34 am-9:20 pm

2 stops17h 46m

Port of Spain Piarco Intl

Sat 11/1

7:00 am-12:27 am

2 stops20h 27m

$489

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Sun 9/14

11:58 pm-11:23 pm

1 stop20h 25m

Port of Spain Piarco Intl

Sat 9/20

12:30 am-12:46 pm

1 stop15h 16m

$524

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Sun 9/14

8:25 am-6:55 pm

1 stop31h 30m

Port of Spain Piarco Intl

Sun 9/21

10:10 am-10:22 pm

1 stop15h 12m

$641

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Sun 1/11

8:15 am-1:15 am

1 stop13h 00m

Port of Spain Piarco Intl

Sun 1/18

2:15 am-9:56 pm

1 stop23h 41m

$679

PortlandPort of Spain

PDX - POS

PDXPOS

Portland

Sun 8/24

9:52 pm-9:36 pm

2 stops20h 44m

Port of Spain Piarco Intl

Sun 8/31

3:35 pm-9:24 am

2 stops20h 49m

$718

PortlandPort of Spain

PDX - POS

PDXPOS

Portland

Tue 10/28

7:00 am-11:23 pm

1 stop13h 23m

Port of Spain Piarco Intl

Thu 10/30

12:30 am-6:36 pm

2 stops21h 06m

$788

PortlandPort of Spain

PDX - POS

PDXPOS

Portland

Wed 8/27

6:05 am-8:00 pm

2 stops34h 55m

Port of Spain Piarco Intl

Wed 9/3

8:30 am-8:50 pm

1 stop15h 20m

$889

SeattlePort of Spain

SEA - POS

SEAPOS

Seattle/Tacoma Intl

Fri 12/19

5:05 pm-1:48 am

2 stops28h 43m

Port of Spain Piarco Intl

Fri 1/16

3:40 am-10:18 pm

2 stops22h 38m

$1,258

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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

Have a flexible travel schedule? Discover the best time to fly to Port of Spain from Washington 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 Washington to Port of Spain

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

Currently, October is the cheapest month in which you can book a flight from State of Washington to Port of Spain (average of $435). Flying from State of Washington to Port of Spain in December is currently the most expensive (average of $710). 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.

What is the cheapest time of day to fly from WA to POS?

Find hourly flight availability from Washington to Port of Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Port of Spain as you normally would.

Reviews of airlines servicing Port of Spain

Get insights into the airlines that provide service to Port of Spain. 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 Port of Spain. Reviews last updated July 31, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from Washington to Port of Spain. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,900 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,900 reviews
United Airlines
7.4
Good
8,900 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,900 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Washington to Port of Spain. 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 into for flights to Port of Spain from Washington?

    If you book a flight to Port of Spain from Washington, you will be flying to Piarco Intl, which is the city’s only airport. Port of Spain Piarco Intl (POS) is located 12.6 mi from the center of Port of Spain.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington to Port of Spain 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 State of Washington to Port of Spain?

    Currently, October is the cheapest month in which you can book a flight from State of Washington to Port of Spain (average of $435). Flying from State of Washington to Port of Spain in December is currently the most expensive (average of $710). 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

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Alternative routes for Washington to Port of Spain

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Washington to Port of Spain

Discover the top 2 airlines that operate flights from Washington to Port of Spain. 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 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$492Average$729FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$493Average$645FlexibilityNo cancel feeOn-time69%

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