£134 Cheap Flights from Lisbon (LIS) to Trieste (TRS)

Q: How much are return flights from Lisbon to Trieste?

The best price we found for a return flight from Lisbon to Trieste is £134. 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.

Q: Which airlines fly direct from Lisbon to Trieste?

Currently, there are no airlines that fly direct from Lisbon to Trieste. But we found flights with one or more stops from £134.

Q: How many flights are there a week from Lisbon to Trieste?

As of May 2025, there are no flights flying from Lisbon to Trieste.

Q: When is the cheapest time to fly from Lisbon to Trieste?

The cheapest month to fly from Lisbon to Trieste is usually May 2025.

Q: Which upcoming date is cheapest to fly from Lisbon Airport to Trieste Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Lisbon Airport to Trieste Airport on Sunday, 20 July 2025 .

Q: Can I get a direct flight from Lisbon Airport to Trieste Airport?

No airlines currently offer direct flights between Lisbon Airport and Trieste Airport. Most routes have one or more stops.

Q: How can I find the best flight deal to Trieste?

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 Trieste 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.

Q: When is the best time to book flights to Trieste?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Trieste is around 40 days in advance, so don’t leave your flight to the last minute.

Q: Which is the cheapest airline to fly from Lisbon Airport to Trieste with?

Currently, Ryanair offers the cheapest flight tickets to Trieste.

Compare Lisbon to Trieste flight deals

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Flight deals from Lisbon to Trieste

Looking for a cheap last-minute deal or the best return flight from Lisbon to Trieste? Find the lowest prices on one-way and return tickets right here.

Trieste.£134 per passenger.Departing Sun, 20 Jul, returning Wed, 23 Jul.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Lisbon on Sun, 20 Jul, arriving in Trieste.Inbound indirect flight with Ryanair, departs from Trieste on Wed, 23 Jul, arriving in Lisbon.Price includes taxes and charges.From £134, select.

Trieste.£140 per passenger.Departing Sun, 29 Jun, returning Sun, 6 Jul.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Lisbon on Sun, 29 Jun, arriving in Trieste.Inbound indirect flight with Ryanair, departs from Trieste on Sun, 6 Jul, arriving in Lisbon.Price includes taxes and charges.From £140, select.

Trieste.£146 per passenger.Departing Mon, 16 Jun, returning Sat, 28 Jun.Return flight with Vueling Airlines and Ryanair.Outbound indirect flight with Vueling Airlines, departs from Lisbon on Mon, 16 Jun, arriving in Trieste.Inbound indirect flight with Ryanair, departs from Trieste on Sat, 28 Jun, arriving in Lisbon.Price includes taxes and charges.From £146, select.

Trieste.£147 per passenger.Departing Fri, 28 Nov, returning Wed, 3 Dec.Return flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from Lisbon on Fri, 28 Nov, arriving in Trieste.Inbound indirect flight with Lufthansa, departs from Trieste on Wed, 3 Dec, arriving in Lisbon.Price includes taxes and charges.From £147, select.

Trieste.£148 per passenger.Departing Wed, 21 Jan, returning Sun, 25 Jan.Return flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from Lisbon on Wed, 21 Jan, arriving in Trieste.Inbound indirect flight with Lufthansa, departs from Trieste on Sun, 25 Jan, arriving in Lisbon.Price includes taxes and charges.From £148, select.

Trieste.£150 per passenger.Departing Mon, 22 Sep, returning Sun, 28 Sep.Return flight with Vueling Airlines and Ryanair.Outbound indirect flight with Vueling Airlines, departs from Lisbon on Mon, 22 Sep, arriving in Trieste.Inbound indirect flight with Ryanair, departs from Trieste on Sun, 28 Sep, arriving in Lisbon.Price includes taxes and charges.From £150, select.

Trieste.£152 per passenger.Departing Wed, 21 May, returning Mon, 26 May.Return flight with easyJet and Ryanair.Outbound indirect flight with easyJet, departs from Lisbon on Wed, 21 May, arriving in Trieste.Inbound indirect flight with Ryanair, departs from Trieste on Mon, 26 May, arriving in Lisbon.Price includes taxes and charges.From £152, select.

Trieste.£163 per passenger.Departing Fri, 30 May, returning Mon, 2 Jun.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Lisbon on Fri, 30 May, arriving in Trieste.Inbound indirect flight with Ryanair, departs from Trieste on Mon, 2 Jun, arriving in Lisbon.Price includes taxes and charges.From £163, select.

Find the cheapest month to fly from Lisbon to Trieste

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

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Lisbon to Trieste: Alternative routes

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

Lisbon to Trieste: Flight information

The things to know before you go.

Cheapest flight found	£134
Cheapest month to fly	July

Finding cheap flights from Lisbon to Trieste: Frequently asked questions

How much are return flights from Lisbon to Trieste?

Which airlines fly direct from Lisbon to Trieste?

How many flights are there a week from Lisbon to Trieste?

When is the cheapest time to fly from Lisbon to Trieste?

Which upcoming date is cheapest to fly from Lisbon Airport to Trieste Airport on?

Can I get a direct flight from Lisbon Airport to Trieste Airport?

How can I find the best flight deal to Trieste?

When is the best time to book flights to Trieste?

Which is the cheapest airline to fly from Lisbon Airport to Trieste with?

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

Trieste is one hour ahead of Lisbon and follows the UTC+1 timezone.
Give yourself plenty of time to catch your LIS to TRS flight. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.
During popular months such as June, it's best to get to the airport earlier than normal. Arrive two hours before a domestic departure and four hours ahead of an international flight when you travel during peak periods in general.
We make it a piece of cake to book a flight with a stopover. To see your options for tickets from Lisbon Portela Airport to Trieste - Friuli Venezia Giulia Airport, deselect 'Direct flights only.' Then, choose a flight with a stop long enough to explore the city of your choice. Top stopovers between LIS and TRS include:
- Barcelona-El Prat Airport
- Leonardo da Vinci-Fiumicino Airport
- Frankfurt Airport

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

The cheapest price we've seen for a one-way Lisbon Portela Airport to Trieste - Friuli Venezia Giulia Airport flight is £48. A return plane ticket right now is £134. Depending on the availability when you book, these fares may change.
To get your hands on cheap tickets from LIS to TRS, book in advance. Airlines tend to offer their most competitively priced fares when flights are first made available.
Finding cheap flights from Lisbon Portela Airport to Trieste - Friuli Venezia Giulia Airport is easier if you can be flexible with your dates. Use the 'Whole month' search function to see the best prices across each month and bag a great deal.
Getting your hands on cheap flights from LIS to TRS is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll get in touch when a new discounted fare appears.
Discover the perfect flight for you with the help of the filters. To see the 'Best,' 'Cheapest' or 'Fastest' flights from Lisbon Portela Airport to Trieste - Friuli Venezia Giulia Airport, use the 'Sort by' function. You can also filter by airline, departure and arrival times, and number of stops.

Handy information about Lisbon Portela Airport (LIS)

When it comes to the on-time performance of Lisbon Portela Airport, data shows 64.1% of flights complete their journey on time.
To reach Lisbon Portela Airport from central Lisbon, it'll take around 20 minutes by car. This depends on traffic, however. It's approximately 6 miles from the airport to the city centre.
Expect a journey time of around 1 hour when using public transport.
Get your break off to a relaxed start by staying near LIS. Whether you're boarding an early flight from Lisbon Portela Airport to Trieste - Friuli Venezia Giulia Airport or want to avoid feeling rushed, these hotels have you covered:

Arriving at Trieste - Friuli Venezia Giulia Airport (TRS)

If you're coming in on a late Lisbon Portela Airport to Trieste - Friuli Venezia Giulia Airport flight, nothing beats the convenience of being close to the terminal. Collect your bags from the carousel and then be showered and relaxing shortly after at one of these hotels near TRS:
Get on the fast track to adventure by picking up a Trieste - Friuli Venezia Giulia Airport rental car. Grab a set of wheels from Sicily by Car, Drivalia or Maggiore to explore Trieste and beyond.
Lock in the best deal by booking your vehicle from Trieste - Friuli Venezia Giulia Airport about three weeks ahead of your trip.

Getting from Trieste - Friuli Venezia Giulia Airport (TRS) to central Trieste

Trieste - Friuli Venezia Giulia Airport is approximately 25 miles from central Trieste. The drive time takes around 40 minutes.
It typically takes 55 minutes if you're using public transport.

When to fly to Trieste - Friuli Venezia Giulia Airport (TRS)

It's time to plan your dates for your flight from Lisbon Portela Airport to Trieste - Friuli Venezia Giulia Airport. July is the busiest month to visit Trieste. If you'd like a more laid-back vibe, go in April.
Lock in your flight from Lisbon Portela Airport to Trieste - Friuli Venezia Giulia Airport for August if you want to visit Trieste during its warmest month. Expect temperatures of between 17ºC (63ºF) and 30ºC (86ºF).
Look for cheap tickets from LIS to TRS in January if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between 0ºC (32ºF) and 9ºC (48ºF) on average.

Explore more of Italy

Rome is just one of the many places in Italy waiting to be explored once you've seen Trieste. Around 270 miles away to the south, popular attractions include Colosseum, World’s smallest country Vatican City tour - City of Rome Capital, Italy (Self-Guided free walking tour) by FreeGuides.com and Trevi Fountain.
If you're eager to discover another major destination in Italy, head for Milan, about 220 miles west of Trieste. Grande Museo del Duomo di Milano, Milan Cathedral and The Last Supper Museum are highlights.