$625 Cheap Flights from Lisbon (LIS) to St. Thomas (STT)

View $625 flight on Sat, Feb 21, 2026Opens in a new window

Popular airlines from Humberto Delgado Airport (LIS) to Cyril E. King Airport (STT)

Cheap Flights from Lisbon to St. Thomas (LIS-STT)

Prices were available within the past 7 days and start at $625 for one-way flights and $1,779 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, Nov 28 - Fri, Dec 5
LIS
Lisbon
STT
St. Thomas
$1,779 Roundtrip, found 5 days ago
$1,779
Roundtrip
found 5 days ago
Select Air Canada flight, departing Fri, Nov 28 from Lisbon to St. Thomas, returning Fri, Dec 5, priced at $1,779 found 5 days ago
Flights from Lisbon (LIS) to St. Thomas (STT)
Origin airport
Humberto Delgado
Destination airport
Cyril E. King
Roundtrip price
$1,778
Distance
3608 mi

Lisbon to St. Thomas Flights

The cheapest times to fly from Lisbon to St. Thomas

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 Lisbon to St. Thomas are during the month of November. You can find some of the cheapest flights from Lisbon to St. Thomas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Lisbon to St. Thomas

Sunday is one of the best days to book for cheap flights from Lisbon to St. Thomas: 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 Lisbon to St. Thomas

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 Lisbon to St. Thomas in 2025. You can also book with separate airlines for your outbound and return journeys, from $625 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 Lisbon to St. Thomas 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 Lisbon to St. Thomas 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 Humberto Delgado Airport (LIS) to Cyril E. King Airport (STT) cost?
Lock in a cheap one-way flight from $625 or cheap return flight from $1,779 from Humberto Delgado Airport (LIS) to Cyril E. King Airport (STT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Humberto Delgado Airport (LIS) to Cyril E. King Airport (STT)?
The cheapest month to fly from LIS to STT is November, when demand is low. Off-peak season is often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Humberto Delgado Airport (LIS) to Cyril E. King Airport (STT)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest LIS to STT flight.
How many flights per day from Humberto Delgado Airport (LIS) to Cyril E. King Airport (STT)?
Direct flights from Humberto Delgado Airport (LIS) to Cyril E. King Airport (STT) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from LIS to STT?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on various factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Humberto Delgado Airport (LIS) to Cyril E. King Airport (STT)?
Opt for a flight from Humberto Delgado Airport (LIS) to Cyril E. King Airport (STT) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this time are on average 22% more likely to be 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 Humberto Delgado Airport (LIS) to Cyril E. King Airport (STT) last-minute?
Booking your ticket from LIS to STT shortly before your journey is generally more expensive. But if you're flexible with your schedule, you could land a cheap last-minute fare.
Is it cheaper to book a LIS to STT flight and hotel package?
Compared with arranging hotels and flights separately, booking a LIS to STT flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place takes the hassle out of travel planning. Just pick your flights and choose from our wide range of hotels, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Humberto Delgado Airport (LIS) to Cyril E. King Airport (STT)?
Typically, you're able to reschedule or cancel your LIS to STT flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you want more information, go to our Customer Service portal.

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*Available to One Key members.