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Cheap flights from London to Trieste from £29

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 6/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap return flights

Ryanair Logo
07:35 - 10:40STN-TRS
2h 05mdirect
Ryanair Logo
06:00 - 07:10TRS-STN
2h 10mdirect
£37Ryanair
Find Deal
Tue, 8 Jul - Tue, 29 Jul
Ryanair Logo
07:35 - 10:40STN-TRS
2h 05mdirect
Ryanair Logo
06:00 - 07:10TRS-STN
2h 10mdirect
£38Ryanair
Find Deal
Tue, 1 Jul - Sat, 12 Jul
Ryanair Logo
07:35 - 10:40STN-TRS
2h 05mdirect
Ryanair Logo
06:00 - 07:10TRS-STN
2h 10mdirect
£40Ryanair
Find Deal
Tue, 1 Jul - Tue, 15 Jul
 Logo
22:05 - 12:50STN-TRS
37h 45m2 stops
 Logo
06:00 - 07:10TRS-STN
2h 10mdirect
Tue, 1 Jul - Tue, 15 Jul
 Logo
08:50 - 12:10LTN-TRS
26h 20m2 stops
 Logo
07:25 - 07:45TRS-LTN
25h 20m1 stop
Wed, 9 Jul - Mon, 14 Jul
ITA Airways Logo
12:05 - 18:35LGW-TRS
5h 30m1 stop
ITA Airways Logo
06:35 - 11:15TRS-LGW
5h 40m1 stop
£116ITA Airways
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Wed, 3 Sep - Wed, 10 Sep
ITA Airways Logo
13:45 - 20:55LCY-TRS
6h 10m1 stop
ITA Airways Logo
11:15 - 10:05TRS-LCY
23h 50m1 stop
£121ITA Airways
Find Deal
Fri, 19 Sep - Mon, 22 Sep
Lufthansa Logo
15:30 - 22:25LHR-TRS
5h 55m1 stop
Lufthansa Logo
06:30 - 15:40TRS-LHR
10h 10m1 stop
£157Lufthansa
Find Deal
Tue, 15 Jul - Sat, 19 Jul
Lufthansa Logo
10:30 - 22:25LHR-TRS
10h 55m1 stop
Lufthansa Logo
14:45 - 18:40TRS-LHR
4h 55m1 stop
£164Lufthansa
Find Deal
Tue, 8 Jul - Tue, 29 Jul
Air Dolomiti Logo
08:45 - 22:25LCY-TRS
12h 40m1 stop
Air Dolomiti Logo
14:45 - 18:35TRS-LCY
4h 50m1 stop
£189Air Dolomiti
Find Deal
Tue, 8 Jul - Wed, 16 Jul

Ryanair flights from London to Trieste

Our best Ryanair deals on London to Trieste flight tickets
Ryanair
8 Jul
STN07:35London Stansted
2h 05m
TRS10:40Trieste Ronchi dei Legionari
29 Jul
TRS06:00Trieste Ronchi dei Legionari
2h 10m
STN07:10London Stansted
Ryanair
1 Jul
STN07:35London Stansted
2h 05m
TRS10:40Trieste Ronchi dei Legionari
12 Jul
TRS06:00Trieste Ronchi dei Legionari
2h 10m
STN07:10London Stansted
Ryanair
1 Jul
STN07:35London Stansted
2h 05m
TRS10:40Trieste Ronchi dei Legionari
15 Jul
TRS06:00Trieste Ronchi dei Legionari
2h 10m
STN07:10London Stansted

ITA Airways flights from London to Trieste

Our best ITA Airways deals on London to Trieste flight tickets
ITA Airways
3 Sept
LGW12:05London Gatwick
5h 30m
1 stop
TRS18:35Trieste Ronchi dei Legionari
10 Sept
TRS06:35Trieste Ronchi dei Legionari
5h 40m
1 stop
LGW11:15London Gatwick
ITA Airways
19 Sept
LCY13:45London City
6h 10m
1 stop
TRS20:55Trieste Ronchi dei Legionari
22 Sept
TRS11:15Trieste Ronchi dei Legionari
23h 50m
1 stop
LCY10:05London City
ITA Airways
5 Oct
LCY19:15London City
24h 40m
1 stop
TRS20:55Trieste Ronchi dei Legionari
10 Oct
TRS19:25Trieste Ronchi dei Legionari
15h 40m
1 stop
LCY10:05London City

See travel insights to Trieste from

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 February is, on average, the cheapest month to fly to Trieste from London, with most prices found around £67. The month of November is another great option to travel to Trieste, with average flight prices from London averaging around £76.

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 £75. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Trieste is Monday, with ticket prices averaging around £139.

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 £75. 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 are 1 cabin classes 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 June 2025, prices for London to Trieste flights are approximately 73% 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

£29

Fastest flight time

2h 05m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Trieste

1 airport
The best one-way flight to Trieste from London in the past 72 hours is £29. The best return flight deal from London to Trieste found on momondo in the last 72 hours is £37.
The fastest flight from London to Trieste takes 2h 05m
Direct flights go from London to Trieste on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. Airline offering direct flights is Ryanair..
There is 1 airport near Trieste: Trieste Ronchi dei Legionari (TRS)

  • 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?

  • 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?

  • 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
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £30Free CancellationRating
6.8
5,121 reviews
Search Ryanair flights
LufthansaPriceFrom £144Free CancellationRating
6.7
7,139 reviews
Search Lufthansa flights
  • Ryanair Flights From London to Trieste

    Ryanair flies from London to Trieste around 2 times per week, with 5,121 momondo users rating the airline 6.8/10. The cheapest Ryanair deal from London to Trieste in the last 72 hours was £41 (round-trip), much lower than the average airfare cost of £116 for Ryanair flights on this route.


Travelling to a place near Trieste?

Book flights to Trieste if you plan to visit one of these locations
Udine

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.


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