C$74 Cheap Flights from Trieste (TRS) to Lisbon (LIS)

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Flight deals from Trieste Airport to Lisbon Airport

Looking for a cheap last-minute deal or the best return flight from Trieste Airport to Lisbon Airport? If you want to travel next month, return fares start from C$171. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Trieste to Lisbon

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Trieste to Lisbon flights are currently cheapest in May.

Trieste to Lisbon: Alternative routes

Compare routes from Trieste to Lisbon below. You may find an airport to fly into that's cheaper, faster, or easier than Lisbon.

Trieste to Lisbon: Flight information

The things to know before you go.
Cheapest flight foundC$74
Cheapest month to flyJune

Finding cheap flights from Trieste to Lisbon: Frequently asked questions

The best price we found for a return flight from Trieste to Lisbon is C$171. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Trieste to Lisbon. But we found flights with one or more stops from C$171.
As of March 2026, there are no flights flying from Trieste to Lisbon.
The cheapest month to fly from Trieste to Lisbon is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Trieste Airport to Lisbon Airport on Monday, April 20, 2026.
No airlines currently offer direct flights between Trieste Airport and Lisbon Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Lisbon but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Lisbon is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Ryanair offers the cheapest flight tickets to Lisbon.

Traveling from Trieste - Friuli Venezia Giulia Airport (TRS) to Lisbon Portela Airport (LIS): what you need to know

  • During popular months such as July, you'll want to get to the airport earlier. Arrive two hours before a domestic departure and four hours ahead for international flights when you fly during a peak period in general.

  • To find out whether you need a visa to enter Portugal, check with your airline and the local consulate or embassy. They'll provide you with all the necessary information, including other travel documents you may need after booking your cheap ticket from TRS to LIS.

How to find the cheapest flights from Trieste - Friuli Venezia Giulia Airport (TRS) to Lisbon Portela Airport (LIS)

  • C$74 is the best price for a one-way ticket from Trieste - Friuli Venezia Giulia Airport to Lisbon Portela Airport. A return flight starts from C$171. These fares may change depending on demand.

  • Don't wait until the last minute. You're more likely to find cheap flight tickets from TRS to LIS if you book early. Airlines often offer some amazing early bird discounts.

  • The 'Whole month' tool shows you the cheapest flight tickets from Trieste - Friuli Venezia Giulia Airport to Lisbon Portela Airport across the entire month. It's a great way to find a bargain if your plans aren't set in stone.

  • Finding a cheap ticket from TRS to LIS is a breeze with Price Alerts. Simply set up one of these automatic alerts and we'll notify you when the price has fallen.

  • Take advantage of filters to find the ideal trip for you. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Trieste - Friuli Venezia Giulia Airport to Lisbon Portela Airport, use the 'Sort by' tool. You can also filter results by departure and arrival times, airline, and number of stops.

Handy information about Trieste - Friuli Venezia Giulia Airport (TRS)

  • Located around 40 kilometres from central Trieste, Trieste - Friuli Venezia Giulia Airport can be reached in approximately 41 minutes by car (depending on traffic). The ride on public transport is roughly 54 minutes.

  • After a leisurely start to your travels? Stay near TRS. Whether you're on an early flight from Trieste - Friuli Venezia Giulia Airport to Lisbon Portela Airport or want to avoid feeling rushed, these stays are the answer:

Arriving at Lisbon Portela Airport (LIS)

Getting from Lisbon Portela Airport (LIS) to central Lisbon

  • Lisbon Portela Airport is approximately 10 kilometres from central Lisbon. With a car rental or if you're catching a cab, the drive is about 22 minutes.

  • It takes around 59 minutes if you're traveling on public transport.

When to fly to Lisbon Portela Airport (LIS)

  • It's time to choose your trip dates for your flight from Trieste - Friuli Venezia Giulia Airport to Lisbon Portela Airport. June is the busiest month to visit Lisbon. If you prefer a more peaceful vibe, go in February.

  • The warmest month in Lisbon is August, with temperatures ranging between 16ºC and 29ºC. Lock in your flights from Trieste - Friuli Venezia Giulia Airport to Lisbon Portela Airport in this month if this is the kind of weather you like.

  • January sees average temperatures of between 8ºC and 16ºC. Look for cheap flight tickets from TRS to LIS sometime then if you'd rather travel in cooler conditions.

More about Lisbon

Complete your Lisbon trip with hotels and a car rental

  • Once you've secured your cheap ticket to Lisbon Portela Airport, check out the lowest prices and exclusive rates for hotels. You can also compare a range of car rental companies in one place to find the best car rental price for your Lisbon vacation.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.