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

Ryanair, ITA Airways, and Lufthansa are the most popular carriers operating from Trieste Ronchi dei Legionari to London

Which airlines fly to London?

Ryanair, easyJet and British Airways are the top three most popular airlines that fly to London from Trieste according to our data. Ryanair is the first choice among our users, with 42% of people opting to fly with this airline when travelling to London. Keep in mind that there are 3 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

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

As of December 2025, 2 flights take off from Trieste and land in London each week. The most common flight departure day for this route is Thu, with 100% of weekly flights taking off on this day.

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

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

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Trieste Ronchi dei Legionari Airport to London.

What documentation or ID do you need to fly to London?

The necessary travel and health documents for your London 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.

£16 Cheap Flights from Trieste to London in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from £95 to £141. The lowest price recently found on this route was £34.

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Find the cheapest flights from Trieste to London

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One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

21:40 - 22:45

TRS

STN

2h 05mdirect

06:45 - 09:50

STN

TRS

2h 05mdirect

£34Ryanair

Thu, 22 Jan - Sun, 25 Jan

21:40 - 22:45

TRS

STN

2h 05mdirect

06:45 - 09:50

STN

TRS

2h 05mdirect

£34Ryanair

Thu, 22 Jan - Sun, 25 Jan

21:40 - 22:45

TRS

STN

2h 05mdirect

06:45 - 09:50

STN

TRS

2h 05mdirect

£37Ryanair

Thu, 8 Jan - Sun, 11 Jan

15:35 - 16:45

TRS

STN

2h 10mdirect

20:40 - 23:45

STN

TRS

2h 05mdirect

£60Ryanair

Wed, 13 May - Sat, 16 May

12:55 - 17:55

TRS

LTN

6h 00m1 stop

19:45 - 12:10

LTN

TRS

15h 25m1 stop

£79Multiple Airlines

Tue, 3 Mar - Fri, 13 Mar

12:45 - 02:55

TRS

LTN

15h 10m1 stop

09:20 - 22:45

LTN

TRS

12h 25m1 stop

£82Multiple Airlines

Sat, 31 Jan - Sat, 7 Feb

19:15 - 09:40

TRS

LHR

15h 25m1 stop

10:30 - 22:55

LHR

TRS

11h 25m1 stop

£136ITA Airways

Wed, 13 May - Sun, 17 May

15:00 - 22:20

TRS

LHR

8h 20m1 stop

13:30 - 22:40

LHR

TRS

8h 10m1 stop

£145Lufthansa

Fri, 13 Feb - Wed, 18 Feb

06:15 - 16:50

TRS

LHR

11h 35m1 stop

08:30 - 14:05

LHR

TRS

4h 35m1 stop

£146Lufthansa

Thu, 22 Jan - Sun, 25 Jan

11:15 - 16:10

TRS

LCY

5h 55m1 stop

07:30 - 21:10

LCY

TRS

12h 40m1 stop

£156ITA Airways

Fri, 13 Feb - Wed, 18 Feb

Lufthansa flights from Trieste to London

Our best Lufthansa deals on Trieste to London flight tickets

Lufthansa

22 Jan

TRS06:15Trieste Ronchi dei Legionari

12h 30m

1 stop

LHR17:45London Heathrow

29 Jan

LHR06:30London Heathrow

6h 40m

1 stop

TRS14:10Trieste Ronchi dei Legionari

£145

Find similar

Lufthansa

22 Jan

TRS06:15Trieste Ronchi dei Legionari

11h 35m

1 stop

LHR16:50London Heathrow

25 Jan

LHR08:30London Heathrow

4h 35m

1 stop

TRS14:05Trieste Ronchi dei Legionari

£146

Find similar

Lufthansa

8 Jan

TRS06:15Trieste Ronchi dei Legionari

10h 35m

1 stop

LHR15:50London Heathrow

12 Jan

LHR11:30London Heathrow

9h 55m

1 stop

TRS22:25Trieste Ronchi dei Legionari

£147

Find similar

ITA Airways flights from Trieste to London

Our best ITA Airways deals on Trieste to London flight tickets

ITA Airways

13 May

TRS19:15Trieste Ronchi dei Legionari

15h 25m

1 stop

LHR09:40London Heathrow

17 May

LHR10:30London Heathrow

11h 25m

1 stop

TRS22:55Trieste Ronchi dei Legionari

£136

Find similar

ITA Airways

13 Feb

TRS11:15Trieste Ronchi dei Legionari

5h 55m

1 stop

LCY16:10London City

18 Feb

LCY07:30London City

12h 40m

1 stop

TRS21:10Trieste Ronchi dei Legionari

£156

Find similar

ITA Airways

13 Mar

TRS11:15Trieste Ronchi dei Legionari

5h 55m

1 stop

LCY16:10London City

15 Mar

LCY16:40London City

3h 30m

1 stop

TRS21:10Trieste Ronchi dei Legionari

£157

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TriesteLondon

TRS - STN

TRSSTN

Trieste Ronchi dei Legionari

Thu 22/1

21:40-22:45

Nonstop2h 05m

London Stansted

Sun 25/1

06:45-09:50

Nonstop2h 05m

£34

TriesteLondon

TRS - STN

TRSSTN

Trieste Ronchi dei Legionari

Thu 22/1

21:40-22:45

Nonstop2h 05m

London Stansted

Sun 25/1

06:45-09:50

Nonstop2h 05m

£34

TriesteLondon

TRS - STN

TRSSTN

Trieste Ronchi dei Legionari

Thu 8/1

21:40-22:45

Nonstop2h 05m

London Stansted

Sun 11/1

06:45-09:50

Nonstop2h 05m

£37

TriesteLondon

TRS - STN

TRSSTN

Trieste Ronchi dei Legionari

Wed 13/5

15:35-16:45

Nonstop2h 10m

London Stansted

Sat 16/5

20:40-23:45

Nonstop2h 05m

£60

TriesteLondon

TRS - LTN

TRSLTN

Trieste Ronchi dei Legionari

Tue 3/3

12:55-17:55

1 stop6h 00m

London Luton

Fri 13/3

19:45-12:10

1 stop15h 25m

£79

TriesteLondon

TRS - LTN

TRSLTN

Trieste Ronchi dei Legionari

Sat 31/1

12:45-02:55

1 stop15h 10m

London Luton

Sat 7/2

09:20-22:45

1 stop12h 25m

£82

TriesteLondon

TRS - LHR

TRSLHR

Trieste Ronchi dei Legionari

Wed 13/5

19:15-09:40

1 stop15h 25m

London Heathrow

Sun 17/5

10:30-22:55

1 stop11h 25m

£136

TriesteLondon

TRS - LHR

TRSLHR

Trieste Ronchi dei Legionari

Fri 13/2

15:00-22:20

1 stop8h 20m

London Heathrow

Wed 18/2

13:30-22:40

1 stop8h 10m

£145

TriesteLondon

TRS - LHR

TRSLHR

Trieste Ronchi dei Legionari

Thu 22/1

06:15-16:50

1 stop11h 35m

London Heathrow

Sun 25/1

08:30-14:05

1 stop4h 35m

£146

TriesteLondon

TRS - LCY

TRSLCY

Trieste Ronchi dei Legionari

Fri 13/2

11:15-16:10

1 stop5h 55m

London City

Wed 18/2

07:30-21:10

1 stop12h 40m

£156

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Trieste to London

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 Trieste and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Trieste is in May. Flight prices, which tend to average around £51, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Trieste averaging around £65.

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

Our data shows that Friday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £115. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Trieste to London for around £226.

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

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as £71. Flights in the afternoon are often more expensive, with an average ticket price of £198.

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

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

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

There is only 1 cabin class available to choose from on Trieste Ronchi dei Legionari to London 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 Trieste to London flights?

You could potentially save up to 33% on your flight if you consider stops on a Trieste to London flight.

How have Trieste to London flight prices changed over time?

As of December 2025, prices for Trieste to London flights are approximately 0% more expensive when compared to flights at the same time last year.

When to book flights from Trieste to London

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

Estimated return price

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

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

Fastest flight time	2h 05m
Direct flights	Every day
Airports in London	6 airports

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

Direct flights go from Trieste to London every day.

There are 6 airports in London. From Trieste there are direct flights to London Stansted (STN).

Search flight deals

How far is Trieste Ronchi dei Legionari to London by plane?
A flight from Trieste Ronchi dei Legionari to London will travel around 750.5 mi. Flights usually cover this in 2h 05m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Trieste Ronchi dei Legionari Airport to London?
Prices for flights from Trieste Ronchi dei Legionari Airport to London were last updated today.
How old do you have to be to fly from Trieste Ronchi dei Legionari Airport to London?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Trieste Ronchi dei Legionari Airport to London.
What documentation or ID do you need to fly to London?
The necessary travel and health documents for your London 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 Trieste to London?
momondo data reveals that the most frequently booked plane model on the route from Trieste to London is Boeing 737-800 Passenger/BBJ2 (winglets), representing 42.86% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 37.14%, Airbus A319 at 8.57%, and Airbus A320-100/200 at 4.29%.
What is the most popular airline from Trieste to London?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Trieste to London is Ryanair (100% of total bookings).

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Stansted

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Trieste.

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

Flights from Trieste to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Trieste.

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

If you are not ready to book a flight from Trieste to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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Cheap flights from Trieste to London from £16

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Trieste to London departing on 8/1. 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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Our best ITA Airways deals on Trieste to London flight tickets

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How to get the cheapest flight ticket from Trieste to London

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

What is the cheapest month to fly to London?

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

Our data shows that Friday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £115. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Trieste to London for around £226.

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

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as £71. Flights in the afternoon are often more expensive, with an average ticket price of £198.

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

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

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

There is only 1 cabin class available to choose from on Trieste Ronchi dei Legionari to London 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 Trieste to London flights?

You could potentially save up to 33% on your flight if you consider stops on a Trieste to London flight.

How have Trieste to London flight prices changed over time?

As of December 2025, prices for Trieste to London flights are approximately 0% more expensive when compared to flights at the same time last year.

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

Ryanair, ITA Airways, and Lufthansa are the most popular carriers operating from Trieste Ronchi dei Legionari to London

Which airlines fly to London?

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

As of December 2025, 2 flights take off from Trieste and land in London each week. The most common flight departure day for this route is Thu, with 100% of weekly flights taking off on this day.

When to book flights from Trieste to London

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

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

Fastest flight time

Direct flights

Airports in London

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

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

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

What documentation or ID do you need to fly to London?

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

What is the most popular airline from Trieste to London?

Travelling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London 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 the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London