How long is the flight from London to Trieste?

ITA Airways, Lufthansa, and Air Dolomiti can get you from London to Trieste in just under 7h. Your travel time can differ by up to 5h 45m. London and Trieste are separated by a distance of 744 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in Trieste ranges from 2.4 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. February is typically the driest time to visit Trieste when rainfall is around 2.4 in.

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 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Most accurate provider : When it comes to deals on London-Trieste flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London-Trieste flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London-Trieste flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on London-Trieste flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London-Trieste flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Most people fly into Trieste Ronchi dei Legionari (TRS) if they book a flight to Trieste from London. On average, Ronchi dei Legionari has 0 inbound flights from London per day from 0 airlines. Trieste Ronchi dei Legionari is conveniently located just 18.2 mi from Trieste’s city center.

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 vacation 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.

$95+ Cheap Flights from London to Trieste

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Cheap flight deals from London to Trieste

Cheapest

Best

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 September 1, 2026.

Fri 11/1310:30 am -

1 stop7h 00m

Sun 11/157:15 pm -

1 stop15h 25m

Deal found 8/29

$190

Tue 10/134:30 pm -

1 stop5h 25m

Tue 10/206:20 am -

1 stop13h 20m

Deal found 8/29

$219

Wed 9/2311:30 am -

1 stop9h 45m

Wed 9/306:10 am -

1 stop12h 30m

Deal found 8/31

$222

Mon 9/148:30 am -

1 stop12h 45m

Wed 9/162:40 pm -

1 stop8h 30m

Deal found 8/28

$228

Sat 10/34:30 pm -

1 stop5h 25m

Wed 10/77:15 pm -

1 stop15h 25m

Deal found 8/30

$231

Wed 9/239:15 am -

1 stop12h 00m

Tue 9/292:45 pm -

1 stop4h 10m

Deal found 8/31

$235

Fri 11/64:30 pm -

1 stop21h 00m

Mon 11/911:15 am -

1 stop23h 25m

Deal found 8/30

$235

Tue 10/136:45 am -

2 stops10h 45m

Thu 10/157:15 pm -

2 stops26h 50m

Deal found 8/27

$236

Sun 9/138:30 am -

1 stop12h 45m

Thu 9/176:15 am -

1 stop11h 25m

Deal found 8/28

$240

Wed 9/231:30 pm -

1 stop7h 45m

Fri 9/256:10 am -

1 stop13h 30m

Deal found 8/28

$241

Sat 9/123:30 pm -

1 stop5h 25m

Sat 9/196:15 am -

1 stop12h 25m

Deal found 8/30

$244

Wed 9/168:30 am -

1 stop12h 45m

Sun 9/206:10 am -

1 stop13h 30m

Deal found 8/28

$245

Best flights from London to Trieste
Discover carefully curated flight deals from London to Trieste that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.

Fri 11/1310:30 am -

1 stop7h 00m

Sun 11/157:15 pm -

1 stop15h 25m

Deal found 8/29

$190

Sat 9/123:30 pm -

1 stop5h 25m

Sat 9/196:15 am -

1 stop12h 25m

Deal found 8/30

$244

Tue 10/1310:30 am -

1 stop11h 25m

Tue 10/202:45 pm -

1 stop6h 55m

Deal found 8/28

$260

Tue 10/139:15 am -

1 stop12h 10m

Thu 10/156:15 am -

1 stop12h 40m

Deal found 8/31

$286

Thu 2/2510:30 am -

1 stop7h 00m

Sun 2/287:15 pm -

1 stop15h 25m

Deal found 8/28

$191

Fri 1/110:30 am -

1 stop7h 00m

Sun 1/107:15 pm -

1 stop15h 25m

Deal found 9/1

$203

Wed 9/168:30 am -

1 stop12h 45m

Sun 9/206:10 am -

1 stop13h 30m

Deal found 8/28

$245

Thu 2/257:00 am -

2 stops10h 30m

Sun 2/2811:15 am -

2 stops8h 40m

Deal found 8/31

$206

Wed 9/238:30 am -

1 stop12h 45m

Wed 9/302:40 pm -

2 stops7h 05m

Deal found 8/31

$257

Wed 9/239:15 am -

1 stop12h 00m

Wed 9/306:35 am -

2 stops7h 35m

Deal found 8/31

$299

Wed 9/238:30 am -

1 stop12h 45m

Tue 9/292:45 pm -

2 stops7h 00m

Deal found 8/31

$257

Tue 10/136:45 am -

2 stops10h 45m

Thu 10/157:15 pm -

2 stops26h 50m

Deal found 8/31

$235

Fri 9/257:30 am -

1 stop13h 45m

Mon 9/286:10 am -

1 stop13h 30m

Deal found 9/1

$263

Thu 12/310:30 am -

1 stop7h 00m

Mon 12/77:15 pm -

1 stop15h 25m

Deal found 8/30

$257

Wed 9/169:15 am -

1 stop12h 00m

Wed 9/232:40 pm -

1 stop4h 15m

Deal found 9/1

$351

Wed 10/1410:50 am -

2 stops10h 25m

Wed 10/216:10 am -

2 stops7h 40m

Deal found 8/30

$274

Sun 9/274:30 pm -

1 stop5h 25m

Sun 10/46:35 am -

1 stop10h 05m

Deal found 8/28

$272

Wed 9/234:30 pm -

2 stops21h 00m

Tue 9/293:15 pm -

2 stops6h 50m

Deal found 8/31

$286

Wed 9/239:15 am -

1 stop12h 00m

Fri 9/256:10 am -

1 stop12h 45m

Deal found 8/28

$343

Thu 12/37:00 am -

2 stops10h 30m

Mon 12/711:15 am -

2 stops8h 40m

Deal found 8/30

$289

Last-minute flights from London to Trieste
Discover last-minute flight deals from London to Trieste. Data last updated September 1, 2026 and is based on user searches.

Tue 9/87:30 am -

1 stop5h 25m

Tue 9/156:20 am -

1 stop13h 20m

Deal found 8/28

$251

Sat 9/123:30 pm -

1 stop5h 25m

Sat 9/196:15 am -

1 stop12h 25m

Deal found 8/30

$244

Sun 9/138:30 am -

1 stop12h 45m

Thu 9/176:15 am -

1 stop11h 25m

Deal found 8/28

$240

Mon 9/148:30 am -

1 stop12h 45m

Wed 9/162:40 pm -

1 stop8h 30m

Deal found 8/28

$228

Wed 9/168:30 am -

1 stop12h 45m

Sun 9/206:10 am -

1 stop13h 30m

Deal found 8/28

$245

Wed 9/2311:30 am -

1 stop9h 45m

Wed 9/306:10 am -

1 stop12h 30m

Deal found 8/31

$222

Wed 9/239:15 am -

1 stop12h 00m

Tue 9/292:45 pm -

1 stop4h 10m

Deal found 8/31

$235

Wed 9/231:30 pm -

1 stop7h 45m

Fri 9/256:10 am -

1 stop13h 30m

Deal found 8/28

$241

Wed 9/304:30 pm -

2 stops25h 00m

Tue 10/67:15 pm -

2 stops21h 40m

Deal found 8/30

$249

Sat 10/34:30 pm -

1 stop5h 25m

Wed 10/77:15 pm -

1 stop15h 25m

Deal found 8/30

$231

Tue 10/134:30 pm -

1 stop5h 25m

Tue 10/206:20 am -

1 stop13h 20m

Deal found 8/29

$219

Tue 10/136:45 am -

2 stops10h 45m

Thu 10/157:15 pm -

2 stops26h 50m

Deal found 8/27

$236

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 September 1, 2026.

Sun 11/159:55 am -

1 stop21h 35m

Deal found 8/31

$95

Sun 12/208:50 pm -

1 stop10h 40m

Deal found 8/29

$112

Mon 11/1610:30 am -

1 stop7h 00m

Deal found 8/31

$124

Tue 10/203:30 pm -

2 stops21h 55m

Deal found 8/31

$125

Sat 9/198:50 pm -

1 stop18h 45m

Deal found 8/31

$129

Thu 12/3110:30 am -

1 stop7h 00m

Deal found 8/28

$134

Mon 11/161:45 pm -

2 stops19h 40m

Deal found 8/31

$141

Thu 9/248:50 pm -

1 stop22h 25m

Deal found 8/31

$149

Thu 12/319:00 am -

2 stops8h 30m

Deal found 8/28

$151

Tue 9/291:45 pm -

2 stops19h 40m

Deal found 8/29

$152

Sun 10/410:30 am -

1 stop11h 25m

Deal found 8/27

$152

Mon 10/268:45 am -

1 stop23h 50m

Deal found 8/31

$160

Find flight deals from London to Trieste

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$189 (oojo)
One-way from	$95 (Kiwi.com)
Popular in	December
Cheapest in	November
Average price	$185

Provider with most accurate pricing for London (LON)-Trieste Ronchi dei Legionari flight deals.

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Provider most trusted by Cheapflights users for London (LON)-Trieste Ronchi dei Legionari flights.

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From London (LON) to Trieste Ronchi dei Legionari

Search Deals

One-way flight from London (LON) to Trieste Ronchi dei Legionari

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($18 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($11 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonTrieste

LHR London Heathrow - TRS Trieste Ronchi dei Legionari

LHRTRS

London Heathrow

Fri 11/13

10:30 am-6:30 pm

1 stop7h 00m

Trieste Ronchi dei Legionari

Sun 11/15

7:15 pm-9:40 am

1 stop15h 25m

$190

LondonTrieste

LHR London Heathrow - TRS Trieste Ronchi dei Legionari

LHRTRS

London Heathrow

Thu 2/25

10:30 am-6:30 pm

1 stop7h 00m

Trieste Ronchi dei Legionari

Sun 2/28

7:15 pm-9:40 am

1 stop15h 25m

$191

LondonTrieste

LHR London Heathrow - TRS Trieste Ronchi dei Legionari

LHRTRS

London Heathrow

Fri 1/1

10:30 am-6:30 pm

1 stop7h 00m

Trieste Ronchi dei Legionari

Sun 1/10

7:15 pm-9:40 am

1 stop15h 25m

$203

LondonTrieste

LCY London City - TRS Trieste Ronchi dei Legionari

LCYTRS

London City

Thu 2/25

7:00 am-6:30 pm

2 stops10h 30m

Trieste Ronchi dei Legionari

Sun 2/28

11:15 am-6:55 pm

2 stops8h 40m

$206

LondonTrieste

LCY London City - TRS Trieste Ronchi dei Legionari

LCYTRS

London City

Tue 10/13

6:45 am-6:30 pm

2 stops10h 45m

Trieste Ronchi dei Legionari

Thu 10/15

7:15 pm-9:05 pm

2 stops26h 50m

$235

LondonTrieste

LHR London Heathrow - TRS Trieste Ronchi dei Legionari

LHRTRS

London Heathrow

Sat 9/12

3:30 pm-9:55 pm

1 stop5h 25m

Trieste Ronchi dei Legionari

Sat 9/19

6:15 am-5:40 pm

1 stop12h 25m

$244

LondonTrieste

LHR London Heathrow - TRS Trieste Ronchi dei Legionari

LHRTRS

London Heathrow

Wed 9/16

8:30 am-10:15 pm

1 stop12h 45m

Trieste Ronchi dei Legionari

Sun 9/20

6:10 am-6:40 pm

1 stop13h 30m

$245

LondonTrieste

LHR London Heathrow - TRS Trieste Ronchi dei Legionari

LHRTRS

London Heathrow

Wed 9/23

8:30 am-10:15 pm

1 stop12h 45m

Trieste Ronchi dei Legionari

Wed 9/30

2:40 pm-8:45 pm

2 stops7h 05m

$257

LondonTrieste

LHR London Heathrow - TRS Trieste Ronchi dei Legionari

LHRTRS

London Heathrow

Wed 9/23

8:30 am-10:15 pm

1 stop12h 45m

Trieste Ronchi dei Legionari

Tue 9/29

2:45 pm-8:45 pm

2 stops7h 00m

$257

LondonTrieste

LHR London Heathrow - TRS Trieste Ronchi dei Legionari

LHRTRS

London Heathrow

Thu 12/3

10:30 am-6:30 pm

1 stop7h 00m

Trieste Ronchi dei Legionari

Mon 12/7

7:15 pm-9:40 am

1 stop15h 25m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/31

Showing 1-10 of 43 resultsSorted by cheapest first

...

Most accurate provider: When it comes to deals on London-Trieste flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London-Trieste flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London-Trieste flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on London-Trieste flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London-Trieste flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

LHR-TRS

LCY-TRS

Estimated round-trip 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

LHR-TRS

LCY-TRS

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

Currently, November is the cheapest month in which you can book a flight from London to Trieste (average of $85). Flying from London to Trieste in August is currently the most expensive (average of $216). 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 afternoon. Doing so could potentially save you 36% on the flight price compared to flying in the evening, which is usually more expensive.

How much does it cost to fly round-trip from London to Trieste?

Airfare is typical for this route at the moment.

London to Trieste flights typically cost between $131 and $267 in February.
The cheapest round-trip price found within the last 5 days was $189 on ITA Airways (Feb 25-Feb 28).

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

The best time to book flights from London to Trieste is 37 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Trieste

Peruse reviews from past customers who have flown with Ryanair from London to Trieste to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Ryanair

6.9

Okay

5,488 reviews

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

5,488 reviews

Ryanair

6.9

Okay

5,488 reviews

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?
Most people fly into Trieste Ronchi dei Legionari (TRS) if they book a flight to Trieste from London. On average, Ronchi dei Legionari has 0 inbound flights from London per day from 0 airlines. Trieste Ronchi dei Legionari is conveniently located just 18.2 mi from Trieste’s city center.
How long is the flight from London to Trieste?
ITA Airways, Lufthansa, and Air Dolomiti can get you from London to Trieste in just under 7h. Your travel time can differ by up to 5h 45m. London and Trieste are separated by a distance of 744 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
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 vacation 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, November is the cheapest month in which you can book a flight from London to Trieste (average of $85). Flying from London to Trieste in August is currently the most expensive (average of $216). 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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$95+ Cheap flights from London (LON) to Trieste (TRS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/15. Fares are subject to change and may not be available on all flights or dates of travel.

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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 September 1, 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 September 1, 2026.

Best flights from London to TriesteDiscover carefully curated flight deals from London to Trieste that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.

Discover carefully curated flight deals from London to Trieste that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.

Last-minute flights from London to TriesteDiscover last-minute flight deals from London to Trieste. Data last updated September 1, 2026 and is based on user searches.

Discover last-minute flight deals from London to Trieste. Data last updated September 1, 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 September 1, 2026.

Search for one-way flight options from London to Trieste. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.

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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 September 1, 2026.

It’s typically best to fly out from London to Trieste in the afternoon. Doing so could potentially save you 36% on the flight price compared to flying in the evening, which is usually more expensive.

How much does it cost to fly round-trip from London to Trieste?

Airfare is typical for this route at the moment.

London to Trieste flights typically cost between $131 and $267 in February.The cheapest round-trip price found within the last 5 days was $189 on ITA Airways (Feb 25-Feb 28).

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

The best time to book flights from London to Trieste is 37 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Trieste

Peruse reviews from past customers who have flown with Ryanair from London to Trieste to help guide your decision. You can also see how each airline stacks up 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?

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?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Trieste

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Trieste by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from London to Trieste by cabin class

Find flights from London to Trieste, based on your preferred cabin class, be it economy, premium economy, business, or first class.

London and Trieste flights

Browse other London and Trieste flight options. Last updated on September 1, 2026.

Other flights from London

Browse through other flights departing from London. Flights are based on user searches made on Cheapflights and were last updated on September 1, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to Trieste

Explore flights to Trieste departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 1, 2026.

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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 September 1, 2026.

Best flights from London to Trieste
Discover carefully curated flight deals from London to Trieste that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.

Last-minute flights from London to Trieste
Discover last-minute flight deals from London to Trieste. Data last updated September 1, 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 September 1, 2026.

London to Trieste flights typically cost between $131 and $267 in February.
The cheapest round-trip price found within the last 5 days was $189 on ITA Airways (Feb 25-Feb 28).