What is the cheapest airline that flies from London to Trieste Ronchi dei Legionari?

Ryanair is the most popular carrier operating from London to Trieste Ronchi dei Legionari

Which airlines fly to Trieste?

Ryanair, British Airways and easyJet are the top three most popular airlines that fly to Trieste from London according to our data. Ryanair is the first choice among our users, with 36% of people opting to fly with this airline when travelling to Trieste. Keep in mind that there are 9 different airlines that fly to Trieste on a routine basis, so you have a few additional options to choose from.

How many flights depart from London to Trieste on average per week?

As of October 2025, 2 flights take off from London and land in Trieste each week. The most common flight departure day for this route is Thu, with 50% of weekly flights taking off on this day.

Which airlines fly direct from London to Trieste?

When planning flights from London to Trieste in Italy you can find direct flights with Ryanair that average about two hours and ten minutes in flying time. There are many other options that include one stop such as Lufthansa which averages about a four hours and 30 minutes flying time with one stop in Frankfurt or Alitalia which takes about five hours with one stop in Rome. British Airways collaborate with Volotea and complete the flight in about five hours with one stop in Naples. EasyJet also collaborates with Volotea with a stop in Naples that will get you to Trieste in approximately seven hours and 40 minutes. What is the best way to get in and out of airports in London and Trieste? The most commonly used departure airports when you book a flight from London to Trieste will be Heathrow Airport and Stansted Airport. Heathrow is closer to the centre of London with fantastic public transportation options, most popular being the Heathrow Express train. Pop on the Piccadilly line and go straight to the Departures terminal 4. National Express buses offer Heathrow shuttles from Victoria Station regularly too. To get to Stansted you can use the Stansted Express train from most London train stations and arrive directly at Departures throughout the day and night. Alternatively, you can use taxis or Uber if you have a lot of luggage. When arriving at Trieste Airport you will find many public transportation services as Trieste deploys an internodal travel hub at the airport. The hub integrates all different transport modes enabling you to catch buses and trains from the airport to anywhere not only in Trieste, but further into Europe too. Trenitalia train numbers 3567, 3439 and 3569 all go directly into Trieste amongst many others. Buses 175, 39, 163 and many others also cater for the airport to city route. Taxis and Rideshare are also available at the airport. What are the benefits of the different airports in London and Trieste? With your cheap flight from London to Trieste you can relax knowing that all of your airports offer world-class quality and are fully established when it comes to flying experiences. Heathrow is one of the oldest and largest airports in the world and known for excellent customer service and a wide variety of facilities. When you depart from Heathrow you can shop, dine and relax in top lounges before your flight. Stansted, although smaller than Heathrow, is fully equipped to provide a fantastic flying experience. Ensure you factor in the distance from the centre of London as it is based further away than Heathrow. When you land in Italy you will be using Trieste Airport. It is a modern and high-tech transportation hub for the country, providing you with a great way to enjoy a European holiday with ease, as well as quality dining and shopping to start your Italian holiday off the right way. All the airports on this trip are equipped to assist disabled passengers appropriately.

Which cities can you reach easily once you arrive at Trieste Airport?

Whether booking a one way or a return flight from London to Trieste you have come to the right airport when it comes to visiting other cities. Trieste Airport’s Intermodal transportation hub opens your world up from the minute you set foot in the city. Trieste Airport gives you access to trains, buses and coaches that can take you anywhere in Europe, allowing you to explore without car hire. Trieste is a north-eastern port city which will allow for a great road trip down the Italian coastline. Explore the Friuli Venezia Giulia province by car or pop over the Slovenian border and visit the tourist destination spot of Ankaran with ease.

When did momondo last update prices for flights from London to Trieste Ronchi dei Legionari Airport?

Prices for flights from London to Trieste Ronchi dei Legionari Airport were last updated today.

How many operators does momondo search for flights from London to Trieste Ronchi dei Legionari Airport?

As of October 2025, there are 3 operators available to choose from for flights from London to Trieste Ronchi dei Legionari Airport.

How old do you have to be to fly from London to Trieste Ronchi dei Legionari Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Trieste Ronchi dei Legionari Airport.

What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?

The necessary travel and health documents for your Trieste Ronchi dei Legionari Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£17 Cheap Flights from London to Trieste in 2025/26

Q: What is the typical price of a round-trip flight between London and Trieste?

Prices are currently low for flights on this route. Typical prices usually range from £47 to £96. The lowest price recently found on this route was £30.

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06:45 - 09:50STN-TRS

2h 05mdirect

15:05 - 16:10TRS-STN

2h 05mdirect

£30Ryanair

Find Deal

Sun, 16 Nov - Tue, 18 Nov

06:30 - 09:35STN-TRS

2h 05mdirect

10:15 - 11:20TRS-STN

2h 05mdirect

£31Ryanair

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Fri, 21 Nov - Sun, 23 Nov

19:45 - 12:10LTN-TRS

15h 25m1 stop

16:55 - 07:40TRS-LTN

15h 45m1 stop

£77Multiple Airlines

Find Deal

Fri, 28 Nov - Mon, 1 Dec

05:25 - 12:10LTN-TRS

5h 45m1 stop

12:45 - 02:55TRS-LTN

15h 10m1 stop

£77Multiple Airlines

Find Deal

Sat, 29 Nov - Sat, 6 Dec

07:30 - 12:20LCY-TRS

3h 50m1 stop

19:15 - 16:10TRS-LCY

21h 55m1 stop

£126ITA Airways

Find Deal

Fri, 28 Nov - Mon, 1 Dec

16:30 - 22:55LHR-TRS

5h 25m1 stop

19:15 - 09:40TRS-LHR

15h 25m1 stop

£127ITA Airways

Find Deal

Wed, 29 Apr - Sat, 2 May

08:30 - 14:00LHR-TRS

4h 30m1 stop

14:40 - 20:50TRS-LHR

7h 10m1 stop

£168Lufthansa

Find Deal

Wed, 26 Nov - Wed, 3 Dec

10:30 - 22:40LHR-TRS

11h 10m1 stop

06:25 - 15:50TRS-LHR

10h 25m1 stop

£169Lufthansa

Find Deal

Thu, 4 Dec - Sat, 13 Dec

11:45 - 22:55LHR-TRS

10h 10m2 stops

15:15 - 07:40TRS-LHR

17h 25m2 stops

£282KLM

Find Deal

Thu, 4 Dec - Sat, 13 Dec

17:50 - 22:55LHR-TRS

28h 05m2 stops

06:35 - 07:40TRS-LHR

26h 05m2 stops

£289KLM

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Thu, 13 Nov - Fri, 21 Nov

Ryanair flights from London to Trieste

Our best Ryanair deals on London to Trieste flight tickets

Ryanair

16 Nov

STN06:45London Stansted

2h 05m

TRS09:50Trieste Ronchi dei Legionari

18 Nov

TRS15:05Trieste Ronchi dei Legionari

2h 05m

STN16:10London Stansted

£30

Find similar

Ryanair

21 Nov

STN06:30London Stansted

2h 05m

TRS09:35Trieste Ronchi dei Legionari

23 Nov

TRS10:15Trieste Ronchi dei Legionari

2h 05m

STN11:20London Stansted

£31

Find similar

Ryanair

14 Dec

STN06:45London Stansted

2h 05m

TRS09:50Trieste Ronchi dei Legionari

15 Dec

TRS20:55Trieste Ronchi dei Legionari

2h 05m

STN22:00London Stansted

£32

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ITA Airways flights from London to Trieste

Our best ITA Airways deals on London to Trieste flight tickets

ITA Airways

28 Nov

LCY07:30London City

3h 50m

1 stop

TRS12:20Trieste Ronchi dei Legionari

1 Dec

TRS19:15Trieste Ronchi dei Legionari

21h 55m

1 stop

LCY16:10London City

£126

Find similar

ITA Airways

29 Apr

LHR16:30London Heathrow

5h 25m

1 stop

TRS22:55Trieste Ronchi dei Legionari

2 May

TRS19:15Trieste Ronchi dei Legionari

15h 25m

1 stop

LHR09:40London Heathrow

£127

Find similar

ITA Airways

26 Nov

LCY13:15London City

22h 05m

1 stop

TRS12:20Trieste Ronchi dei Legionari

3 Dec

TRS13:05Trieste Ronchi dei Legionari

6h 25m

1 stop

LCY18:30London City

£132

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonTrieste

STN - TRS

STNTRS

London Stansted

Sun 16/11

06:45-09:50

Nonstop2h 05m

Trieste Ronchi dei Legionari

Tue 18/11

15:05-16:10

Nonstop2h 05m

£30

LondonTrieste

STN - TRS

STNTRS

London Stansted

Fri 21/11

06:30-09:35

Nonstop2h 05m

Trieste Ronchi dei Legionari

Sun 23/11

10:15-11:20

Nonstop2h 05m

£31

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Fri 28/11

19:45-12:10

1 stop15h 25m

Trieste Ronchi dei Legionari

Mon 1/12

16:55-07:40

1 stop15h 45m

£77

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Sat 29/11

05:25-12:10

1 stop5h 45m

Trieste Ronchi dei Legionari

Sat 6/12

12:45-02:55

1 stop15h 10m

£77

LondonTrieste

LCY - TRS

LCYTRS

London City

Fri 28/11

07:30-12:20

1 stop3h 50m

Trieste Ronchi dei Legionari

Mon 1/12

19:15-16:10

1 stop21h 55m

£126

LondonTrieste

LHR - TRS

LHRTRS

London Heathrow

Wed 29/4

16:30-22:55

1 stop5h 25m

Trieste Ronchi dei Legionari

Sat 2/5

19:15-09:40

1 stop15h 25m

£127

LondonTrieste

LHR - TRS

LHRTRS

London Heathrow

Wed 26/11

08:30-14:00

1 stop4h 30m

Trieste Ronchi dei Legionari

Wed 3/12

14:40-20:50

1 stop7h 10m

£168

LondonTrieste

LHR - TRS

LHRTRS

London Heathrow

Thu 4/12

10:30-22:40

1 stop11h 10m

Trieste Ronchi dei Legionari

Sat 13/12

06:25-15:50

1 stop10h 25m

£169

LondonTrieste

LHR - TRS

LHRTRS

London Heathrow

Thu 4/12

11:45-22:55

2 stops10h 10m

Trieste Ronchi dei Legionari

Sat 13/12

15:15-07:40

2 stops17h 25m

£282

LondonTrieste

LHR - TRS

LHRTRS

London Heathrow

Thu 13/11

17:50-22:55

2 stops28h 05m

Trieste Ronchi dei Legionari

Fri 21/11

06:35-07:40

2 stops26h 05m

£289

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How to get the cheapest flight ticket from London to Trieste

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between London and Trieste?

What is the cheapest month to fly to Trieste?

The month of November is, on average, the cheapest month to fly to Trieste from London, with most prices found around £63. The month of October is another great option to travel to Trieste, with average flight prices from London averaging around £81.

What is the cheapest day to depart on your flight to Trieste?

On average, the least expensive day to fly to Trieste from London is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £78. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Trieste is Sunday, with ticket prices averaging around £147.

What is the cheapest time of day to depart on your flight to Trieste?

The cheapest time of day to fly to Trieste is at midday when flights can be purchased for as low as £97. Flights to Trieste are more costly in the morning, with an average ticket price of £114. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest London to Trieste Ronchi dei Legionari flight route?

Fly from London Stansted to Trieste Ronchi dei Legionari for the best London - Trieste Ronchi dei Legionari flight prices

What cabin class options are available on London to Trieste Ronchi dei Legionari flights?

There is only 1 cabin class available to choose from on London to Trieste Ronchi dei Legionari flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Trieste flights?

No. A direct flight is the cheapest option for a flight between London to Trieste.

How have London to Trieste flight prices changed over time?

As of October 2025, prices for London to Trieste flights are approximately 6% more expensive when compared to flights at the same time last year.

When to book flights from London to Trieste

Are you open to changing your travel dates? Check out the ideal times to fly from London to Trieste according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London to Trieste (LON to TRS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Trieste

Best price found	£24
Fastest flight time	2h 05m
Direct flights	Every day
Airports in Trieste	1 airport

The best one-way flight to Trieste from London in the past 72 hours is £24. The best return flight deal from London to Trieste found on momondo in the last 72 hours is £47.

The fastest flight from London to Trieste takes 2h 05m

Direct flights go from London to Trieste every day.

There is 1 airport near Trieste: Trieste Ronchi dei Legionari (TRS)

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How far is London to Trieste Ronchi dei Legionari by plane?
London and Trieste Ronchi dei Legionari are 750.5 mi apart from one another. In terms of flight time, this usually takes a little over 2h 05m.
When did momondo last update prices for flights from London to Trieste Ronchi dei Legionari Airport?
Prices for flights from London to Trieste Ronchi dei Legionari Airport were last updated today.
How many operators does momondo search for flights from London to Trieste Ronchi dei Legionari Airport?
As of October 2025, there are 3 operators available to choose from for flights from London to Trieste Ronchi dei Legionari Airport.
How old do you have to be to fly from London to Trieste Ronchi dei Legionari Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Trieste Ronchi dei Legionari Airport.
What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?
The necessary travel and health documents for your Trieste Ronchi dei Legionari Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London to Trieste?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London to Trieste is Boeing 737-800 Passenger/BBJ2 (winglets) (42.52% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (27.95%), Airbus A320-100/200 (11.02%), and Airbus A319 (9.84%).
What is the most popular airline from London to Trieste?
momondo data reveals that the most frequently booked airline on the route from London to Trieste is Ryanair, representing 69% of all bookings. The subsequent popular airlines are Lufthansa at 15%, ITA Airways at 14%, and British Airways at 2%.

Best airlines flying from London to Trieste

Compare and see reviews for airlines that fly from London to Trieste with momondo

Airline	Rating	Free Cancellation	Price
Ryanair	PriceFrom £31	Free Cancellation	Rating 6.8 5,188 reviews	Search Ryanair flights
ITA Airways	PriceFrom £140	Free Cancellation	Rating 6.7 1,078 reviews	Search ITA Airways flights
Lufthansa	PriceFrom £153	Free Cancellation	Rating 6.8 7,541 reviews	Search Lufthansa flights

Ryanair Flights From London to Trieste
Ryanair flies from London to Trieste around 2 times per week, with 5,188 momondo users rating the airline 6.8/10. The cheapest Ryanair deal from London to Trieste in the last 72 hours was £31 (round-trip), much lower than the average airfare cost of £101 for Ryanair flights on this route.

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Why use momondo?

Why should I use momondo to find a flight deal from London to Trieste?

Finding the right flight to Trieste from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Trieste quick and easy, saving you time and money.

Can I find flights from London to Trieste with flexible booking policies on momondo?

All flight searches from London to Trieste on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Trieste?

momondo provides multiple filters to help you find the best flight to Trieste from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Trieste right now. Can momondo alert me if prices change?

Price alerts on flights to Trieste from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Trieste trip

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Cheap flights from London to Trieste from £17

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Trieste departing on 28/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Ryanair flights from London to Trieste

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How to get the cheapest flight ticket from London to Trieste

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London and Trieste?

What is the cheapest month to fly to Trieste?

The month of November is, on average, the cheapest month to fly to Trieste from London, with most prices found around £63. The month of October is another great option to travel to Trieste, with average flight prices from London averaging around £81.

What is the cheapest day to depart on your flight to Trieste?

What is the cheapest time of day to depart on your flight to Trieste?

What is the cheapest London to Trieste Ronchi dei Legionari flight route?

Fly from London Stansted to Trieste Ronchi dei Legionari for the best London - Trieste Ronchi dei Legionari flight prices

What cabin class options are available on London to Trieste Ronchi dei Legionari flights?

There is only 1 cabin class available to choose from on London to Trieste Ronchi dei Legionari flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Trieste flights?

No. A direct flight is the cheapest option for a flight between London to Trieste.

How have London to Trieste flight prices changed over time?

As of October 2025, prices for London to Trieste flights are approximately 6% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from London to Trieste Ronchi dei Legionari?

Ryanair is the most popular carrier operating from London to Trieste Ronchi dei Legionari

Which airlines fly to Trieste?

How many flights depart from London to Trieste on average per week?

As of October 2025, 2 flights take off from London and land in Trieste each week. The most common flight departure day for this route is Thu, with 50% of weekly flights taking off on this day.

When to book flights from London to Trieste

Cheap London to Trieste (LON to TRS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Trieste

Best price found

Fastest flight time

Direct flights

Airports in Trieste

How far is London to Trieste Ronchi dei Legionari by plane?

When did momondo last update prices for flights from London to Trieste Ronchi dei Legionari Airport?

How many operators does momondo search for flights from London to Trieste Ronchi dei Legionari Airport?

How old do you have to be to fly from London to Trieste Ronchi dei Legionari Airport?

What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?

What is the most popular plane model from London to Trieste?

What is the most popular airline from London to Trieste?

Best airlines flying from London to Trieste

Compare and see reviews for airlines that fly from London to Trieste with momondo

Ryanair Flights From London to Trieste

Travelling to a place near Trieste?

Why use momondo?

Why should I use momondo to find a flight deal from London to Trieste?

Can I find flights from London to Trieste with flexible booking policies on momondo?

How can momondo help me find flights from London to Trieste?

I’m not ready to book a flight from London to Trieste right now. Can momondo alert me if prices change?

An easier way to manage your Trieste trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Italy

Fly your favourite airline to Trieste

Airlines are sorted and displayed according to clicks in the past 7 days on momondo