Cheap Flights from Luxembourg to Trieste

Compare Luxembourg to Trieste flight deals

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Flight deals from Luxembourg Airport to Trieste Airport

Looking for a cheap last-minute deal or the best round-trip flight from Luxembourg Airport to Trieste Airport? If you want to travel next month, round-trip fares start from $103. Find the lowest prices on one-way and round-trip tickets right here.

Trieste.$98 per passenger.Departing Thu, May 7, returning Tue, May 12.Round-trip flight with Ryanair.Outbound indirect flight with Ryanair, departing from Luxembourg on Thu, May 7, arriving in Trieste.Inbound indirect flight with Ryanair, departing from Trieste on Tue, May 12, arriving in Luxembourg.Price includes taxes and charges.From $98, select.

Trieste.$99 per passenger.Departing Wed, Jun 3, returning Wed, Jun 10.Round-trip flight with Ryanair.Outbound indirect flight with Ryanair, departing from Luxembourg on Wed, Jun 3, arriving in Trieste.Inbound indirect flight with Ryanair, departing from Trieste on Wed, Jun 10, arriving in Luxembourg.Price includes taxes and charges.From $99, select.

Trieste.$103 per passenger.Departing Sat, Apr 18, returning Sun, Apr 19.Round-trip flight with Ryanair.Outbound indirect flight with Ryanair, departing from Luxembourg on Sat, Apr 18, arriving in Trieste.Inbound indirect flight with Ryanair, departing from Trieste on Sun, Apr 19, arriving in Luxembourg.Price includes taxes and charges.From $103, select.

Trieste.$116 per passenger.Departing Fri, May 29, returning Tue, Jun 2.Round-trip flight with Ryanair.Outbound indirect flight with Ryanair, departing from Luxembourg on Fri, May 29, arriving in Trieste.Inbound indirect flight with Ryanair, departing from Trieste on Tue, Jun 2, arriving in Luxembourg.Price includes taxes and charges.From $116, select.

Trieste.$175 per passenger.Departing Tue, Oct 20, returning Wed, Oct 21.Round-trip flight with Lufthansa.Outbound indirect flight with Lufthansa, departing from Luxembourg on Tue, Oct 20, arriving in Trieste.Inbound indirect flight with Lufthansa, departing from Trieste on Wed, Oct 21, arriving in Luxembourg.Price includes taxes and charges.From $175, select.

Trieste.$197 per passenger.Departing Sat, Apr 25, returning Fri, May 1.Round-trip flight with Ryanair.Outbound indirect flight with Ryanair, departing from Luxembourg on Sat, Apr 25, arriving in Trieste.Inbound indirect flight with Ryanair, departing from Trieste on Fri, May 1, arriving in Luxembourg.Price includes taxes and charges.From $197, select.

Trieste.$265 per passenger.Departing Mon, Jul 20, returning Fri, Jul 24.Round-trip flight with Lufthansa.Outbound indirect flight with Lufthansa, departing from Luxembourg on Mon, Jul 20, arriving in Trieste.Inbound indirect flight with Lufthansa, departing from Trieste on Fri, Jul 24, arriving in Luxembourg.Price includes taxes and charges.From $265, select.

Trieste.$265 per passenger.Departing Sun, Aug 16, returning Sun, Aug 23.Round-trip flight with Lufthansa.Outbound indirect flight with Lufthansa, departing from Luxembourg on Sun, Aug 16, arriving in Trieste.Inbound indirect flight with Lufthansa, departing from Trieste on Sun, Aug 23, arriving in Luxembourg.Price includes taxes and charges.From $265, select.

Trieste.$266 per passenger.Departing Fri, Mar 5, returning Sun, Mar 14.Round-trip flight with Lufthansa.Outbound indirect flight with Lufthansa, departing from Luxembourg on Fri, Mar 5, arriving in Trieste.Inbound indirect flight with Lufthansa, departing from Trieste on Sun, Mar 14, arriving in Luxembourg.Price includes taxes and charges.From $266, select.

Trieste.$304 per passenger.Departing Fri, Oct 30, returning Sun, Nov 1.Round-trip flight with Lufthansa.Outbound indirect flight with Lufthansa, departing from Luxembourg on Fri, Oct 30, arriving in Trieste.Inbound indirect flight with Lufthansa, departing from Trieste on Sun, Nov 1, arriving in Luxembourg.Price includes taxes and charges.From $304, select.

Trieste.$332 per passenger.Departing Tue, Mar 31, returning Tue, Apr 7.Round-trip flight with Ryanair.Outbound indirect flight with Ryanair, departing from Luxembourg on Tue, Mar 31, arriving in Trieste.Inbound indirect flight with Ryanair, departing from Trieste on Tue, Apr 7, arriving in Luxembourg.Price includes taxes and charges.From $332, select.

Find the cheapest month to fly from Luxembourg to Trieste

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

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Luxembourg to Trieste: Alternative routes

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

Trieste

31km from central Trieste

ClosestCheapest

from $98

Search flights

Ljubljana

83km from central Trieste

from $162

Search flights

Luxembourg to Trieste: Flight information

The things to know before you go.

Cheapest flight found	$44
Cheapest month to fly	April

Finding cheap flights from Luxembourg to Trieste: Frequently asked questions

How much are round-trip flights from Luxembourg to Trieste?

The best price we found for a round-trip flight from Luxembourg to Trieste is $98. 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.

Which airlines fly direct from Luxembourg to Trieste?

Currently, there are no airlines that fly direct from Luxembourg to Trieste. But we found flights with one or more stops from $98.

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

There are no flights flying from Luxembourg to Trieste, as of March 2026.

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

The cheapest month to fly from Luxembourg to Trieste is usually May.

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

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Luxembourg Airport to Trieste Airport on Thursday, May 7, 2026.

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

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

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.

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.

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

Currently, Ryanair offers the cheapest flight tickets to Trieste.

Traveling from Luxembourg Airport (LUX) to Trieste - Friuli Venezia Giulia Airport (TRS): what you need to know

Luxembourg and Trieste are in the UTC+1 timezone. This means you won't have to adjust your watch after you land.
Leave enough time to catch your LUX to TRS flight. Generally, it's best to arrive two hours before international departures and an hour ahead for domestic flights.
Traveling during a peak time such as July? School holidays and other popular seasons can mean longer lines and delays at security. Play it safe and get there up to four hours ahead of an international flight and two hours before a domestic departure.
If you'd like to split up your journey, simply uncheck 'Direct flights only' when searching for your ticket from Luxembourg Airport to Trieste - Friuli Venezia Giulia Airport. These are the most popular stopovers between LUX and TRS:
- Frankfurt Airport
- Leonardo da Vinci-Fiumicino Airport
- Palese Airport

How to find the cheapest flights from Luxembourg Airport (LUX) to Trieste - Friuli Venezia Giulia Airport (TRS)

$44 is currently the best price for a one-way Luxembourg Airport to Trieste - Friuli Venezia Giulia Airport flight. A return flight starts from $98. These prices may change based on availability and demand.
To score cheap tickets from LUX to TRS, book as early as you can. Airlines typically offer lower fares when flights are first made available.
The 'Whole month' search tool shows you the cheapest flights from Luxembourg Airport to Trieste - Friuli Venezia Giulia Airport across every month. It's a great way to find a bargain if your trip dates aren't set in stone.
Snapping up cheap flights from LUX to TRS couldn't be easier with Price Alerts. Simply create one of these automatic alerts and we'll let you know when there's a better deal.
Tailor your flights using filters. Select your departure and arrival times, airlines and total journey duration. You can also sort results by 'Fastest,' 'Cheapest' or 'Best' flights from Luxembourg Airport to Trieste - Friuli Venezia Giulia Airport.

Handy information about Luxembourg Airport (LUX)

When it comes to Luxembourg Airport's on-time performance, 65.56% of flights arrive within the expected timeframe.
Luxembourg Airport is around 8 kilometers from central Luxembourg. If you're catching a cab, ride-sharing or driving from the center, it'll take 15 minutes or so to arrive, depending on the traffic.
The trip when using public transport will take about 30 minutes.
Need a convenient hotel close to LUX? If you've booked an early flight from Luxembourg Airport to Trieste - Friuli Venezia Giulia Airport, these stays will have you moments from check-in:

Arriving at Trieste - Friuli Venezia Giulia Airport (TRS)

The last thing you want is a lengthy trip to your hotel if you're arriving on a late Luxembourg Airport to Trieste - Friuli Venezia Giulia Airport flight. Reserve one of these accommodation options near TRS instead:
Get your adventure underway by picking up a Trieste - Friuli Venezia Giulia Airport rental car. Grab your wheels from Sicily by Car, Drivalia or Maggiore and experience the lesser-explored corners of Trieste and beyond.
Lock in the best deal by reserving your ride from Trieste - Friuli Venezia Giulia Airport around three weeks ahead of your departure.

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

Trieste - Friuli Venezia Giulia Airport is approximately 40 kilometers from the center of Trieste. The drive time takes around 40 minutes.
When traveling on public transport, expect a journey time of around 55 minutes.

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

The quietest month for a flight from Luxembourg Airport to Trieste - Friuli Venezia Giulia Airport is April, while July is the busiest. Pick the best time to visit Trieste based on whether you prefer a laid-back vibe or a more bustling atmosphere.
The warmest month in Trieste is August, with the temperature ranging between 17ºC (63ºF) and 30ºC (86ºF). Book your flights from Luxembourg Airport to Trieste - Friuli Venezia Giulia Airport in this month if this is the type of weather you enjoy.
If you like traveling in cooler conditions, look for a cheap ticket from LUX to TRS in January. Average temperatures are between 0ºC (32ºF) and 9ºC (48ºF) then.

Explore more of Italy

You've seen Trieste, now it's time to discover other corners of Italy. Journey around 434 kilometers south to Rome to tick off its leading sights. From Colosseum to World’s smallest country Vatican City tour - City of Rome Capital, Italy (Self-Guided free walking tour) by FreeGuides.com and Trevi Fountain, you've got a jam-packed schedule ahead.
Milan is another favorite destination in Italy and is around 354 kilometers west of Trieste. No trip is complete without dropping by Grande Museo del Duomo di Milano, Milan Cathedral and The Last Supper Museum.