How long is the flight from London to Trieste?

Ryanair and ITA Airways can get you from London to Trieste in just under 2h 10m. Your travel time can differ by up to 14h 45m. Airlines will cover a distance of 731 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from London to Trieste round-trip?

Cheapflights users have booked flights from London to Trieste round-trip from £42. Other airlines that can offer you cheap pricing are ITA Airways, from £78, and Lufthansa, from £170. Ryanair is 59% cheaper than the average price of flights available within the next 90 days to this destination.

In terms of precipitation, rainfall in Trieste ranges from 62.0 - 114.0 inches per month. November is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit Trieste when rainfall is around 62.0 mm.

If weather is an important factor for your trip to Trieste, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

What are the most popular routes from London to Trieste?

While some choose either London Stansted - Trieste Ronchi dei Legionari or London Gatwick - Trieste Ronchi dei Legionari, London Heathrow - Trieste Ronchi dei Legionari is the most popular route from London to Trieste.

What are the most popular airlines that fly from London to Trieste?

Consider Ryanair, Lufthansa or ITA Airways when booking your flight. These represent the most popular airlines when flying from London to Trieste.

What airport do you fly into for flights to Trieste from London?

If you book a flight to Trieste from London, you will be flying to Ronchi dei Legionari, which is the city’s only airport. Trieste Ronchi dei Legionari (TRS) is located 18.2 mi from the center of Trieste. There are 0 flights from London to Ronchi dei Legionari per day from 3 different airlines.

Can I find deals for flights from London to Trieste that include hotel bookings?

Yes. In addition to deals on London to Trieste flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from London to Trieste?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Trieste.

Can I find deals for business class flights from London to Trieste?

Yes. Cheapflights offers flight deals from London to Trieste by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£16+ Cheap Flights from London to Trieste

Cheapflights Tip: The best prices from London to Trieste Ronchi dei Legionari are usually found in December or November, booked 40 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from London to Trieste

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from London to Trieste
Explore the most affordable flight options available from London to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Sat 7/1107:40 -

Nonstop2h 10m

Mon 9/1111:45 -

Nonstop2h 10m

Deal found 9/10£29

Sat 14/1107:40 -

Nonstop2h 10m

Mon 23/1111:45 -

Nonstop2h 10m

Deal found 8/10£31

Sat 7/1107:40 -

Nonstop2h 10m

Sat 14/1106:05 -

Nonstop2h 10m

Deal found 7/10£32

Sat 14/1107:40 -

Nonstop2h 10m

Mon 16/1111:45 -

Nonstop2h 10m

Deal found 6/10£32

Sat 14/1107:40 -

Nonstop2h 10m

Sun 15/1114:30 -

Nonstop2h 10m

Deal found 10/10£33

Sat 14/1107:40 -

Nonstop2h 10m

Sun 22/1114:30 -

Nonstop2h 10m

Deal found 6/10£36

Sun 15/1110:55 -

Nonstop2h 10m

Sat 21/1106:05 -

Nonstop2h 10m

Deal found 5/10£43

Sat 14/1108:30 -

1 stop10h 10m

Mon 23/1106:35 -

1 stop6h 55m

Deal found 9/10£99

Sat 7/1108:30 -

1 stop10h 10m

Mon 9/1110:45 -

1 stop7h 40m

Deal found 9/10£103

Sat 14/1108:30 -

1 stop10h 10m

Mon 16/1106:35 -

1 stop6h 55m

Deal found 8/10£104

Sat 7/1113:10 -

1 stop5h 30m

Sat 14/1121:50 -

1 stop17h 10m

Deal found 7/10£110

Sat 21/1108:30 -

1 stop10h 10m

Mon 23/1106:35 -

1 stop7h 05m

Deal found 5/10£111

Best flights from London to Trieste
Discover carefully curated flight deals from London to Trieste that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Sat 14/1107:40 -

Nonstop2h 10m

Mon 16/1111:45 -

Nonstop2h 10m

Deal found 7/10£32

Sat 7/1107:40 -

Nonstop2h 10m

Sat 14/1106:05 -

Nonstop2h 10m

Deal found 7/10£32

Sat 14/1107:40 -

Nonstop2h 10m

Tue 17/1110:15 -

1 stop7h 15m

Deal found 5/10£64

Sat 14/1109:45 -

1 stop8h 55m

Sun 15/1114:30 -

Nonstop2h 10m

Deal found 10/10£58

Sun 22/1118:30 -

1 stop12h 10m

Sun 29/1114:30 -

Nonstop2h 10m

Deal found 8/10£66

Mon 16/1113:20 -

Nonstop2h 10m

Sat 21/1106:05 -

Nonstop2h 10m

Deal found 6/10£59

Sun 15/1110:55 -

Nonstop2h 10m

Tue 17/1110:15 -

1 stop7h 15m

Deal found 6/10£74

Sat 14/1116:30 -

1 stop16h 55m

Mon 16/1119:15 -

1 stop15h 25m

Deal found 8/10£163

Sat 21/1111:55 -

1 stop8h 30m

Sat 28/1106:00 -

1 stop14h 10m

Deal found 7/10£78

Fri 13/1111:55 -

1 stop7h 30m

Sat 21/1106:05 -

Nonstop2h 10m

Deal found 6/10£79

Thu 5/1106:00 -

1 stop10h 50m

Sun 8/1114:30 -

Nonstop2h 10m

Deal found 8/10£82

Sun 15/1110:30 -

1 stop11h 25m

Mon 16/1115:15 -

1 stop19h 25m

Deal found 5/10£165

Sat 14/1116:30 -

1 stop5h 25m

Sun 15/1115:15 -

1 stop19h 25m

Deal found 10/10£170

Sun 22/1107:25 -

1 stop8h 40m

Sun 29/1109:55 -

2 stops13h 55m

Deal found 8/10£132

Sat 7/1110:30 -

1 stop7h 00m

Mon 9/1119:15 -

1 stop15h 25m

Deal found 10/10£173

Thu 19/1116:30 -

1 stop25h 00m

Sun 22/1119:15 -

1 stop15h 25m

Deal found 8/10£174

Sat 14/1108:30 -

1 stop10h 10m

Sun 15/1114:30 -

2 stops18h 35m

Deal found 10/10£144

Thu 19/1116:30 -

1 stop5h 25m

Sat 21/1115:15 -

1 stop19h 25m

Deal found 6/10£174

Sat 7/1117:45 -

2 stops14h 45m

Mon 9/1108:55 -

1 stop7h 50m

Deal found 9/10£153

Wed 18/1110:30 -

1 stop7h 00m

Fri 20/1119:15 -

1 stop15h 25m

Deal found 6/10£174

Wed 18/1110:30 -

1 stop11h 25m

Sun 22/1119:15 -

1 stop15h 25m

Deal found 5/10£175

Fri 25/1210:00 -

2 stops11h 55m

Tue 29/1206:35 -

2 stops10h 10m

Deal found 9/10£683

Fri 20/1110:25 -

1 stop8h 40m

Sun 22/1115:15 -

1 stop7h 20m

Deal found 10/10£274

Sat 17/1005:40 -

2 stops7h 50m

Fri 23/1007:30 -

1 stop11h 10m

Deal found 8/10£298

Sat 26/1210:00 -

2 stops11h 55m

Tue 29/1206:35 -

2 stops10h 10m

Deal found 9/10£734

Sat 24/1005:40 -

1 stop7h 45m

Fri 30/1013:35 -

1 stop19h 15m

Deal found 8/10£333

Sat 24/1005:40 -

1 stop7h 45m

Sat 31/1011:15 -

1 stop9h 45m

Deal found 10/10£376

Find flight deals from London to Trieste

Round-trip from	£29
One-way from	£16
Popular in	August
Cheapest in	December
Average price	£77
Good round-trip deal	£56 or less
Good one-way deal	£72 or less

Ryanair
7/11-9/11
Nonstop
4h 20m total
London to Trieste

Search Deals

Ryanair
31/10-31/12
Nonstop
2h 10m total
London to Trieste

Search Deals

Highest demand for flights based on searches. 26% potential increase in price (£28 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease (£5 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Price to beat on a round-trip flight from London (LON) to Trieste Ronchi dei Legionari.

Search Deals

Price to beat on a one-way flight from London (LON) to Trieste Ronchi dei Legionari.

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonTrieste

STN London Stansted - TRS Trieste Ronchi dei Legionari

STNTRS

London Stansted

Sat 31/10

07:40-10:50

Nonstop2h 10m

Trieste Ronchi dei Legionari

Wed 31/12

00:00-00:00

Nonstop0h 00m

£16

LondonTrieste

STN London Stansted - TRS Trieste Ronchi dei Legionari

STNTRS

London Stansted

Fri 4/12

07:35-10:45

Nonstop2h 10m

Trieste Ronchi dei Legionari

Wed 31/12

00:00-00:00

Nonstop0h 00m

£17

LondonTrieste

STN London Stansted - TRS Trieste Ronchi dei Legionari

STNTRS

London Stansted

Fri 11/12

07:35-10:45

Nonstop2h 10m

Trieste Ronchi dei Legionari

Wed 31/12

00:00-00:00

Nonstop0h 00m

£17

Fastest return journey

LondonTrieste

STN London Stansted - TRS Trieste Ronchi dei Legionari

STNTRS

London Stansted

Wed 14/10

17:10-20:15

Nonstop2h 05m

Trieste Ronchi dei Legionari

Wed 31/12

00:00-00:00

Nonstop0h 00m

£17

LondonTrieste

STN London Stansted - TRS Trieste Ronchi dei Legionari

STNTRS

London Stansted

Sat 5/12

07:40-10:50

Nonstop2h 10m

Trieste Ronchi dei Legionari

Wed 31/12

00:00-00:00

Nonstop0h 00m

£20

LondonTrieste

STN London Stansted - TRS Trieste Ronchi dei Legionari

STNTRS

London Stansted

Sat 12/12

07:40-10:50

Nonstop2h 10m

Trieste Ronchi dei Legionari

Wed 31/12

00:00-00:00

Nonstop0h 00m

£20

LondonTrieste

STN London Stansted - TRS Trieste Ronchi dei Legionari

STNTRS

London Stansted

Tue 13/10

18:45-21:50

Nonstop2h 05m

Trieste Ronchi dei Legionari

Wed 31/12

00:00-00:00

Nonstop0h 00m

£20

LondonTrieste

STN London Stansted - TRS Trieste Ronchi dei Legionari

STNTRS

London Stansted

Sat 14/11

07:40-10:50

Nonstop2h 10m

Trieste Ronchi dei Legionari

Mon 16/11

11:45-12:55

Nonstop2h 10m

£32

LondonTrieste

STN London Stansted - TRS Trieste Ronchi dei Legionari

STNTRS

London Stansted

Sat 7/11

07:40-10:50

Nonstop2h 10m

Trieste Ronchi dei Legionari

Sat 14/11

06:05-07:15

Nonstop2h 10m

£32

LondonTrieste

STN London Stansted - TRS Trieste Ronchi dei Legionari

STNTRS

London Stansted

Sat 14/11

09:45-19:40

1 stop8h 55m

Trieste Ronchi dei Legionari

Sun 15/11

14:30-15:40

Nonstop2h 10m

£58

Flights are sorted by cheapest return flights first.

Deals found on 7/10

Showing 1-10 of 54 resultsSorted by cheapest first

...

Best time to book a flight from London to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from London with our price prediction graph.

LON-TRS

STN-TRS

LHR-TRS

LGW-TRS

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Trieste

LON-TRS

STN-TRS

LHR-TRS

LGW-TRS

What is the cheapest month to book a flight from London to Trieste?

Currently, December is the cheapest month in which you can book a flight from London to Trieste (average of £48). Flying from London to Trieste in August is currently the most expensive (average of £162). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to TRS?

It’s typically best to fly out from London to Trieste in the morning. Doing so could potentially save you 61% on the flight price compared to flying at midday, which is usually more expensive.

How much does it cost for a return flight from London to Trieste?

Airfare is below average for this route at the moment.

London to Trieste flights typically cost between £47 and £114 in November.
The cheapest return price found within the last 5 days was £29 on Ryanair (7 Nov–9 Nov).

What’s the top stopover airport for flights from London to Trieste?

Frankfurt am Main (FRA) – chosen by Cheapflights users on 58% of one-stop itineraries from London to Trieste on Cheapflights.

What’s the cheapest stopover airport for flights from London to Trieste?

Rome (FCO) is the most affordable one-stop option, with an average return flight price of £151.

What’s the fastest stopover option from London to Trieste?

Flights via Frankfurt am Main (FRA) have the shortest average one-way travel time for one-stop routes: 5h 15m.

Which airport typically offers the quickest stopover for flights from London to Trieste?

Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average stopover time of 2h 01m.

How far ahead should I book a flight from London to Trieste?

The price you pay for your flight from London to Trieste may vary depending on when you book. For the best chance of a lower fare, look to book 38 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Trieste

Get a feel of what it's like to fly with Ryanair and Lufthansa from London to Trieste by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Ryanair

6.9

Okay

5,445 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles

Ryanair

6.9

Okay

5,445 reviews

Ryanair

6.9

Okay

5,445 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles

Lufthansa

6.8

Okay

8,269 reviews

Ryanair

6.9

Okay

5,445 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles

Related info for your journey

What airport do you fly into for flights to Trieste from London?
If you book a flight to Trieste from London, you will be flying to Ronchi dei Legionari, which is the city’s only airport. Trieste Ronchi dei Legionari (TRS) is located 18.2 mi from the center of Trieste. There are 0 flights from London to Ronchi dei Legionari per day from 3 different airlines.
How long is the flight from London to Trieste?
Ryanair and ITA Airways can get you from London to Trieste in just under 2h 10m. Your travel time can differ by up to 14h 45m. Airlines will cover a distance of 731 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from London to Trieste round-trip?
Cheapflights users have booked flights from London to Trieste round-trip from £42. Other airlines that can offer you cheap pricing are ITA Airways, from £78, and Lufthansa, from £170. Ryanair is 59% cheaper than the average price of flights available within the next 90 days to this destination.
What are the most popular routes from London to Trieste?
While some choose either London Stansted - Trieste Ronchi dei Legionari or London Gatwick - Trieste Ronchi dei Legionari, London Heathrow - Trieste Ronchi dei Legionari is the most popular route from London to Trieste.
Can I find deals for flights from London to Trieste that include hotel bookings?
Yes. In addition to deals on London to Trieste flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Trieste?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Trieste.
Can I find deals for business class flights from London to Trieste?
Yes. Cheapflights offers flight deals from London to Trieste by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London to Trieste?
Currently, December is the cheapest month in which you can book a flight from London to Trieste (average of £48). Flying from London to Trieste in August is currently the most expensive (average of £162). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 3 airlines flying from London to Trieste

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£42	Average£118	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
ITA Airways	Cheapest£78	Average£183	FlexibilityNo cancel fee	On-time81%	Search ITA Airways flights
Lufthansa	Cheapest£170	Average£252	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to Trieste?

Cheapflights makes it easy to find London to Trieste flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from London to Trieste?

Cheapflights simply makes it quick and affordable to book flights from London to Trieste by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from London to Trieste with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Trieste flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from London to Trieste become cheaper?

Yes, Cheapflights offers price alerts on London to Trieste flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from London to Trieste from £16

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Trieste

Cheapest flights from London to TriesteExplore the most affordable flight options available from London to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Explore the most affordable flight options available from London to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Best flights from London to TriesteDiscover carefully curated flight deals from London to Trieste that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Discover carefully curated flight deals from London to Trieste that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Direct flights from London to TriesteExplore direct flight options from London to Trieste based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 October 2026.

Explore direct flight options from London to Trieste based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 October 2026.

Last-minute flights from London to TriesteDiscover last-minute flight deals from London to Trieste. Data last updated 10 October 2026 and is based on user searches.

Discover last-minute flight deals from London to Trieste. Data last updated 10 October 2026 and is based on user searches.

One-way flights from London to TriesteSearch for one-way flight options from London to Trieste. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

Search for one-way flight options from London to Trieste. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

Find flight deals from London to Trieste

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One-way from

Popular in

Cheapest in

Average price

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Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Trieste that are best for you.

Best time to book a flight from London to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from London with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from London to Trieste?

What is the cheapest time of day to fly from LON to TRS?

Find hourly flight availability from London to Trieste. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 October 2026.

It’s typically best to fly out from London to Trieste in the morning. Doing so could potentially save you 61% on the flight price compared to flying at midday, which is usually more expensive.

How much does it cost for a return flight from London to Trieste?

Airfare is below average for this route at the moment.

London to Trieste flights typically cost between £47 and £114 in November.The cheapest return price found within the last 5 days was £29 on Ryanair (7 Nov–9 Nov).

What’s the top stopover airport for flights from London to Trieste?

Share of one-stop return flights from London to Trieste chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Frankfurt am Main (FRA) – chosen by Cheapflights users on 58% of one-stop itineraries from London to Trieste on Cheapflights.

What’s the cheapest stopover airport for flights from London to Trieste?

Average return fare for one-stop flights from London to Trieste, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Rome (FCO) is the most affordable one-stop option, with an average return flight price of £151.

What’s the fastest stopover option from London to Trieste?

Shortest average travel time for one-stop one-way flights from London to Trieste, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Frankfurt am Main (FRA) have the shortest average one-way travel time for one-stop routes: 5h 15m.

Which airport typically offers the quickest stopover for flights from London to Trieste?

Average stopover duration for one-stop one-way flights from London to Trieste, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average stopover time of 2h 01m.

How far ahead should I book a flight from London to Trieste?

The price you pay for your flight from London to Trieste may vary depending on when you book. For the best chance of a lower fare, look to book 38 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Trieste

Get a feel of what it's like to fly with Ryanair and Lufthansa from London to Trieste by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Trieste from London?

How long is the flight from London to Trieste?

What are the cheapest airlines flying from London to Trieste round-trip?

What are the most popular routes from London to Trieste?

Can I find deals for flights from London to Trieste that include hotel bookings?

How can I find direct flights from London to Trieste?

Can I find deals for business class flights from London to Trieste?

What is the cheapest month to book a flight from London to Trieste?

Travelling to a place near Trieste?

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London and Trieste flights

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Cheapest flights from London to Trieste
Explore the most affordable flight options available from London to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Best flights from London to Trieste
Discover carefully curated flight deals from London to Trieste that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Direct flights from London to Trieste
Explore direct flight options from London to Trieste based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 October 2026.

Last-minute flights from London to Trieste
Discover last-minute flight deals from London to Trieste. Data last updated 10 October 2026 and is based on user searches.

One-way flights from London to Trieste
Search for one-way flight options from London to Trieste. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

London to Trieste flights typically cost between £47 and £114 in November.
The cheapest return price found within the last 5 days was £29 on Ryanair (7 Nov–9 Nov).