$623 Cheap Flights from Port of Spain (POS) to Lisbon (LIS)

View $623 flight on Mon, Sep 1, 2025Opens in a new window

Popular airlines from Piarco Intl. Airport (POS) to Humberto Delgado Airport (LIS)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Port of Spain to Lisbon (POS-LIS)

Prices were available within the past 7 days and start at $623 for one-way flights and $841 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, Oct 11 - Fri, Oct 17
POS
Trinidad
LIS
Lisbon
$841 Roundtrip, found 1 day ago
$841
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Oct 11 from Trinidad to Lisbon, returning Fri, Oct 17, priced at $841 found 1 day ago
Air Canada
Tue, Sep 30 - Mon, Oct 13
POS
Trinidad
LIS
Lisbon
$853 Roundtrip, found 2 hours ago
$853
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Tue, Sep 30 from Trinidad to Lisbon, returning Mon, Oct 13, priced at $853 found 2 hours ago
Air Canada
Tue, Sep 30 - Mon, Oct 6
POS
Trinidad
LIS
Lisbon
$870 Roundtrip, found 2 hours ago
$870
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Tue, Sep 30 from Trinidad to Lisbon, returning Mon, Oct 6, priced at $870 found 2 hours ago
Air Canada
Tue, Sep 2 - Sun, Sep 7
POS
Trinidad
LIS
Lisbon
$874 Roundtrip, found 2 hours ago
$874
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Tue, Sep 2 from Trinidad to Lisbon, returning Sun, Sep 7, priced at $874 found 2 hours ago
Air Canada
Sat, Sep 13 - Fri, Sep 19
POS
Trinidad
LIS
Lisbon
$875 Roundtrip, found 4 days ago
$875
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Sep 13 from Trinidad to Lisbon, returning Fri, Sep 19, priced at $875 found 4 days ago
Air Canada
Tue, Sep 2 - Thu, Dec 11
POS
Trinidad
LIS
Lisbon
$879 Roundtrip, found 2 days ago
$879
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, Sep 2 from Trinidad to Lisbon, returning Thu, Dec 11, priced at $879 found 2 days ago
United
Tue, Nov 4 - Tue, Nov 11
POS
Trinidad
LIS
Lisbon
$1,073 Roundtrip, found 5 hours ago
$1,073
Roundtrip
found 5 hours ago
Select United flight, departing Tue, Nov 4 from Trinidad to Lisbon, returning Tue, Nov 11, priced at $1,073 found 5 hours ago
KLM
Wed, Nov 5 - Sun, Nov 9
POS
Trinidad
LIS
Lisbon
$1,408 Roundtrip, found 5 hours ago
$1,408
Roundtrip
found 5 hours ago
Select KLM flight, departing Wed, Nov 5 from Trinidad to Lisbon, returning Sun, Nov 9, priced at $1,408 found 5 hours ago
Air France
Fri, Jan 23 - Wed, Jan 28
POS
Trinidad
LIS
Lisbon
$1,548 Roundtrip, found 1 day ago
$1,548
Roundtrip
found 1 day ago
Select Air France flight, departing Fri, Jan 23 from Trinidad to Lisbon, returning Wed, Jan 28, priced at $1,548 found 1 day ago
American Airlines
Sat, Jan 24 - Wed, Jan 28
POS
Trinidad
LIS
Lisbon
$1,613 Roundtrip, found 17 hours ago
$1,613
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Sat, Jan 24 from Trinidad to Lisbon, returning Wed, Jan 28, priced at $1,613 found 17 hours ago
Flights from Port of Spain (POS) to Lisbon (LIS)
Origin airport
Piarco Intl.
Destination airport
Humberto Delgado
Airlines serving
Air Canada, Air France, American Airlines, KLM, United
Roundtrip price
$840
Distance
3745 mi

Port of Spain to Lisbon Flights

The cheapest times to fly from Port of Spain to Lisbon

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Port of Spain to Lisbon are during the month of October. You can find some of the cheapest flights from Port of Spain to Lisbon with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Port of Spain to Lisbon

Sunday is one of the best days to book for cheap flights from Port of Spain to Lisbon: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Port of Spain to Lisbon

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Port of Spain to Lisbon in 2025. You can also book with separate airlines for your outbound and return journeys, from $623 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Port of Spain to Lisbon flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Port of Spain to Lisbon airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Piarco Intl. Airport (POS) to Humberto Delgado Airport (LIS) cost?
Discover the latest flight deals from POS to LIS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from POS to LIS?
The cheapest flights from POS to LIS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from POS to LIS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from POS to LIS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Piarco Intl. Airport (POS) to Humberto Delgado Airport (LIS)?
You'll need to take a flight with a layover when traveling from Piarco Intl. Airport (POS) to Humberto Delgado Airport (LIS). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from POS to LIS?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Piarco Intl. Airport (POS) to Humberto Delgado Airport (LIS)?
To avoid potential delays on the Piarco Intl. Airport (POS) to Humberto Delgado Airport (LIS) route, aim to fly before 3 PM. Later flights have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Piarco Intl. Airport (POS) to Humberto Delgado Airport (LIS) last-minute?
Holding off until just before your departure to book a flight from POS to LIS often results in higher prices. While you may come across some last-minute discounts, they're not always guaranteed. Keep your travel schedule open to maximize your chances of landing a bargain.
Is it cheaper to book a POS to LIS flight and hotel package?
Compared with arranging flights and hotels separately, booking a POS to LIS flight and hotel package with Expedia could result in significant savings. Better still, having everything in one easy place will take the hassle out of travel planning. Simply secure your flights and choose from our extensive range of stays, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Piarco Intl. Airport (POS) to Humberto Delgado Airport (LIS)?
If you booked your POS to LIS flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Explore a world of travel with Expedia

*Available to One Key members.