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Cheap flights from Trieste to London from £21

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 3/10. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Trieste to London

Cheap return flights

Enter your travel dates to find the best prices.
Ryanair Logo
22:15 - 23:25TRS  Trieste Ronchi dei Legionari-STN London Stansted
2h 10mdirect
Ryanair Logo
20:40 - 23:45STN  London Stansted-TRS Trieste Ronchi dei Legionari
2h 05mdirect
£33Ryanair
Tue, 15 Sep - Sat, 26 Sep
Ryanair Logo
19:10 - 20:20TRS  Trieste Ronchi dei Legionari-STN London Stansted
2h 10mdirect
Ryanair Logo
20:40 - 23:45STN  London Stansted-TRS Trieste Ronchi dei Legionari
2h 05mdirect
£36Ryanair
Thu, 24 Sep - Sat, 3 Oct
Ryanair Logo
19:10 - 20:20TRS  Trieste Ronchi dei Legionari-STN London Stansted
2h 10mdirect
Ryanair Logo
20:40 - 23:45STN  London Stansted-TRS Trieste Ronchi dei Legionari
2h 05mdirect
£36Ryanair
Thu, 24 Sep - Sat, 3 Oct
Ryanair Logo
19:10 - 20:20TRS  Trieste Ronchi dei Legionari-STN London Stansted
2h 10mdirect
Ryanair Logo
19:55 - 23:00STN  London Stansted-TRS Trieste Ronchi dei Legionari
2h 05mdirect
£38Ryanair
Thu, 17 Sep - Fri, 18 Sep
Ryanair Logo
22:15 - 23:25TRS  Trieste Ronchi dei Legionari-STN London Stansted
2h 10mdirect
Ryanair Logo
20:40 - 23:45STN  London Stansted-TRS Trieste Ronchi dei Legionari
2h 05mdirect
£42Ryanair
Tue, 15 Sep - Sat, 26 Sep
Ryanair Logo
22:15 - 23:25TRS  Trieste Ronchi dei Legionari-STN London Stansted
2h 10mdirect
Ryanair Logo
18:45 - 21:50STN  London Stansted-TRS Trieste Ronchi dei Legionari
2h 05mdirect
£42Ryanair
Tue, 15 Sep - Tue, 29 Sep
Ryanair Logo
22:15 - 23:25TRS  Trieste Ronchi dei Legionari-STN London Stansted
2h 10mdirect
Ryanair Logo
20:40 - 23:45STN  London Stansted-TRS Trieste Ronchi dei Legionari
2h 05mdirect
£43Ryanair
Tue, 15 Sep - Sat, 26 Sep
Ryanair Logo
19:10 - 20:20TRS  Trieste Ronchi dei Legionari-STN London Stansted
2h 10mdirect
Ryanair Logo
19:55 - 23:00STN  London Stansted-TRS Trieste Ronchi dei Legionari
2h 05mdirect
£48Ryanair
Thu, 17 Sep - Fri, 18 Sep
Ryanair Logo
19:10 - 20:20TRS  Trieste Ronchi dei Legionari-STN London Stansted
2h 10mdirect
Ryanair Logo
13:25 - 16:30STN  London Stansted-TRS Trieste Ronchi dei Legionari
2h 05mdirect
£50Ryanair
Thu, 24 Sep - Mon, 28 Sep
Ryanair Logo
16:55 - 18:05TRS  Trieste Ronchi dei Legionari-STN London Stansted
2h 10mdirect
Ryanair Logo
20:45 - 23:50STN  London Stansted-TRS Trieste Ronchi dei Legionari
2h 05mdirect
£51Ryanair
Mon, 5 Oct - Thu, 8 Oct

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ITA Airways flights from Trieste to London

Our best ITA Airways deals on Trieste to London flight tickets
ITA Airways
6 Nov
TRS11:15Trieste Ronchi dei Legionari
5h 25m
1 stop
LHR15:40London Heathrow
9 Nov
LHR16:30London Heathrow
5h 25m
1 stop
TRS22:55Trieste Ronchi dei Legionari
£161
ITA Airways
6 Nov
TRS11:15Trieste Ronchi dei Legionari
5h 25m
1 stop
LHR15:40London Heathrow
10 Nov
LHR10:30London Heathrow
11h 25m
1 stop
TRS22:55Trieste Ronchi dei Legionari
£168
ITA Airways
6 Nov
TRS11:15Trieste Ronchi dei Legionari
5h 25m
1 stop
LHR15:40London Heathrow
10 Nov
LHR10:30London Heathrow
7h 00m
1 stop
TRS18:30Trieste Ronchi dei Legionari
£169

KLM flights from Trieste to London

Our best KLM deals on Trieste to London flight tickets
KLM
20 Aug
TRS06:35Trieste Ronchi dei Legionari
10h 40m
2 stops
LHR16:15London Heathrow
25 Aug
LHR09:55London Heathrow
7h 35m
2 stops
TRS18:30Trieste Ronchi dei Legionari
£318
KLM
10 Aug
TRS06:35Trieste Ronchi dei Legionari
11h 45m
2 stops
LCY17:20London City
19 Aug
LCY10:00London City
7h 30m
2 stops
TRS18:30Trieste Ronchi dei Legionari
£368

momondo Fare Finder

 
Customise your flight search to find flights from Trieste to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 7 August 2026.
Use the filters below to find and compare flights from Trieste to London that are best for you.

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Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

TriesteLondon

TRS Trieste Ronchi dei Legionari - STN London Stansted

TRSSTN

Trieste Ronchi dei Legionari

Tue 15/9

22:15-23:25

Nonstop2h 10m

London Stansted

Sat 26/9

20:40-23:45

Nonstop2h 05m

£33

TriesteLondon

TRS Trieste Ronchi dei Legionari - STN London Stansted

TRSSTN

Trieste Ronchi dei Legionari

Thu 24/9

19:10-20:20

Nonstop2h 10m

London Stansted

Sat 3/10

20:40-23:45

Nonstop2h 05m

£36

TriesteLondon

TRS Trieste Ronchi dei Legionari - STN London Stansted

TRSSTN

Trieste Ronchi dei Legionari

Thu 24/9

19:10-20:20

Nonstop2h 10m

London Stansted

Sat 3/10

20:40-23:45

Nonstop2h 05m

£36

TriesteLondon

TRS Trieste Ronchi dei Legionari - STN London Stansted

TRSSTN

Trieste Ronchi dei Legionari

Thu 17/9

19:10-20:20

Nonstop2h 10m

London Stansted

Fri 18/9

19:55-23:00

Nonstop2h 05m

£38

TriesteLondon

TRS Trieste Ronchi dei Legionari - STN London Stansted

TRSSTN

Trieste Ronchi dei Legionari

Tue 15/9

22:15-23:25

Nonstop2h 10m

London Stansted

Sat 26/9

20:40-23:45

Nonstop2h 05m

£42

TriesteLondon

TRS Trieste Ronchi dei Legionari - STN London Stansted

TRSSTN

Trieste Ronchi dei Legionari

Tue 15/9

22:15-23:25

Nonstop2h 10m

London Stansted

Tue 29/9

18:45-21:50

Nonstop2h 05m

£42

TriesteLondon

TRS Trieste Ronchi dei Legionari - STN London Stansted

TRSSTN

Trieste Ronchi dei Legionari

Tue 15/9

22:15-23:25

Nonstop2h 10m

London Stansted

Sat 26/9

20:40-23:45

Nonstop2h 05m

£43

TriesteLondon

TRS Trieste Ronchi dei Legionari - STN London Stansted

TRSSTN

Trieste Ronchi dei Legionari

Thu 17/9

19:10-20:20

Nonstop2h 10m

London Stansted

Fri 18/9

19:55-23:00

Nonstop2h 05m

£48

TriesteLondon

TRS Trieste Ronchi dei Legionari - STN London Stansted

TRSSTN

Trieste Ronchi dei Legionari

Thu 24/9

19:10-20:20

Nonstop2h 10m

London Stansted

Mon 28/9

13:25-16:30

Nonstop2h 05m

£50

TriesteLondon

TRS Trieste Ronchi dei Legionari - STN London Stansted

TRSSTN

Trieste Ronchi dei Legionari

Mon 5/10

16:55-18:05

Nonstop2h 10m

London Stansted

Thu 8/10

20:45-23:50

Nonstop2h 05m

£51

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

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

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 £102 to £140.
The lowest price recently found on this route was £36.

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 £49, 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 £61.

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 £70. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Trieste to London for around £106.

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 £70. Flights in the afternoon are often more expensive, with an average ticket price of £111.

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 to London flights?

There is only 1 cabin class available to choose from on Trieste 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?

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

How have Trieste to London flight prices changed over time?

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 10m

Direct flights

Every day

Airports in London

6 airports
The fastest flight from Trieste to London takes 2h 10m
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

Frequently asked questions about flying from Trieste to London

  • 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 10m, 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?

  • What is the most popular airline from Trieste to London?

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Wembley
Gatwick
Milton Keynes
Luton
Southend-on-Sea
Slough
Ipswich
Maidstone
Folkestone
Ilford
Hastings
Canterbury
Guildford
Chichester
Hayes
Bedford
Harlow
Colchester
Chelmsford

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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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
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport