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Cheap flights from London Luton Airport to Trieste from £48

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 Luton Airport to Trieste departing on 20/2. 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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Find the cheapest flights from London Luton Airport to Trieste

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:25 - 16:30
LTN
-
TRS
7h 05m
1 stop
Multiple Airlines Logo
21:50 - 14:00
TRS
-
LTN
17h 10m
2 stops
£84Multiple Airlines
Mon, 16 Mar - Thu, 19 Mar
Multiple Airlines Logo
09:00 - 19:20
LTN
-
TRS
9h 20m
1 stop
Multiple Airlines Logo
21:50 - 13:00
TRS
-
LTN
16h 10m
2 stops
£89Multiple Airlines
Sun, 8 Mar - Thu, 26 Mar
Ryanair Logo
08:05 - 20:40
LTN
-
TRS
11h 35m
1 stop
Ryanair Logo
13:30 - 23:00
TRS
-
LTN
10h 30m
1 stop
£90Ryanair
Sun, 1 Mar - Sat, 7 Mar
Multiple Airlines Logo
05:25 - 12:10
LTN
-
TRS
5h 45m
1 stop
Multiple Airlines Logo
12:55 - 22:45
TRS
-
LTN
10h 50m
1 stop
£94Multiple Airlines
Sat, 28 Feb - Tue, 3 Mar
Multiple Airlines Logo
06:50 - 18:50
LTN
-
TRS
11h 00m
1 stop
Multiple Airlines Logo
18:10 - 07:10
TRS
-
LTN
14h 00m
2 stops
£102Multiple Airlines
Wed, 11 Mar - Mon, 16 Mar
Multiple Airlines Logo
19:45 - 12:10
LTN
-
TRS
15h 25m
1 stop
Multiple Airlines Logo
12:45 - 17:55
TRS
-
LTN
6h 10m
1 stop
£104Multiple Airlines
Fri, 13 Mar - Tue, 17 Mar
Multiple Airlines Logo
05:25 - 12:10
LTN
-
TRS
5h 45m
1 stop
Multiple Airlines Logo
12:45 - 17:55
TRS
-
LTN
6h 10m
1 stop
£107Multiple Airlines
Sat, 21 Mar - Tue, 24 Mar
Multiple Airlines Logo
08:25 - 19:20
LTN
-
TRS
9h 55m
2 stops
Multiple Airlines Logo
13:30 - 23:00
TRS
-
LTN
10h 30m
1 stop
£108Multiple Airlines
Sun, 1 Mar - Sat, 7 Mar
Multiple Airlines Logo
20:00 - 19:55
LTN
-
TRS
22h 55m
1 stop
Multiple Airlines Logo
06:30 - 12:25
TRS
-
LTN
6h 55m
1 stop
£108Multiple Airlines
Thu, 26 Mar - Thu, 2 Apr
Multiple Airlines Logo
20:50 - 14:00
LTN
-
TRS
16h 10m
2 stops
Multiple Airlines Logo
21:50 - 13:00
TRS
-
LTN
16h 10m
2 stops
£110Multiple Airlines
Thu, 26 Feb - Thu, 12 Mar

Ryanair flights from London Luton Airport to Trieste

Our best Ryanair deals on London Luton Airport to Trieste flight tickets
Ryanair
1 Mar
LTN08:05London Luton
11h 35m
1 stop
TRS20:40Trieste Ronchi dei Legionari
7 Mar
TRS13:30Trieste Ronchi dei Legionari
10h 30m
1 stop
LTN23:00London Luton
£90
Ryanair
12 Mar
LTN07:15London Luton
5h 45m
1 stop
TRS14:00Trieste Ronchi dei Legionari
17 Mar
TRS09:00Trieste Ronchi dei Legionari
7h 00m
1 stop
LTN15:00London Luton
£130
Ryanair
26 Feb
LTN07:15London Luton
5h 45m
1 stop
TRS14:00Trieste Ronchi dei Legionari
21 Mar
TRS15:30Trieste Ronchi dei Legionari
7h 30m
1 stop
LTN22:00London Luton
£142

momondo Fare Finder

 
Customise your flight search to find flights from London Luton Airport to Trieste 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 9 February 2026.
Use the filters below to find and compare flights from London Luton Airport to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Mon 16/3

08:25-16:30

1 stop7h 05m

Trieste Ronchi dei Legionari

Thu 19/3

21:50-14:00

2 stops17h 10m

£84

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Sun 8/3

09:00-19:20

1 stop9h 20m

Trieste Ronchi dei Legionari

Thu 26/3

21:50-13:00

2 stops16h 10m

£89

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Sun 1/3

08:05-20:40

1 stop11h 35m

Trieste Ronchi dei Legionari

Sat 7/3

13:30-23:00

1 stop10h 30m

£90

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Sat 28/2

05:25-12:10

1 stop5h 45m

Trieste Ronchi dei Legionari

Tue 3/3

12:55-22:45

1 stop10h 50m

£94

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Wed 11/3

06:50-18:50

1 stop11h 00m

Trieste Ronchi dei Legionari

Mon 16/3

18:10-07:10

2 stops14h 00m

£102

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Fri 13/3

19:45-12:10

1 stop15h 25m

Trieste Ronchi dei Legionari

Tue 17/3

12:45-17:55

1 stop6h 10m

£104

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Sat 21/3

05:25-12:10

1 stop5h 45m

Trieste Ronchi dei Legionari

Tue 24/3

12:45-17:55

1 stop6h 10m

£107

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Sun 1/3

08:25-19:20

2 stops9h 55m

Trieste Ronchi dei Legionari

Sat 7/3

13:30-23:00

1 stop10h 30m

£108

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Thu 26/3

20:00-19:55

1 stop22h 55m

Trieste Ronchi dei Legionari

Thu 2/4

06:30-12:25

1 stop6h 55m

£108

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Thu 26/2

20:50-14:00

2 stops16h 10m

Trieste Ronchi dei Legionari

Thu 12/3

21:50-13:00

2 stops16h 10m

£110

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 Trieste from

How to get the cheapest flight ticket from London Luton Airport 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 cheapest day to depart on your flight to Trieste?

On average, the least expensive day to fly to Trieste from London Luton Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £68. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Trieste is Saturday, with ticket prices averaging around £133.

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

The cheapest time of day to fly to Trieste is in the afternoon when flights can be purchased for as low as £95. Flights to Trieste are more costly at midday, with an average ticket price of £117. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from London Luton Airport to Trieste

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

Cheap London Luton Airport to Trieste (LTN to TRS) flight deals and tips

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

Fastest flight time

5h 45m

Direct flights

None
The fastest flight from London Luton Airport to Trieste takes 5h 45m
There are no direct flights from London Luton Airport to Trieste. There are no popular flight routes from London Luton Airport to Trieste.
Search flight deals

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

    The straight-line distance from London Luton to Trieste Ronchi dei Legionari is 771.8 mi. By plane, this route typically takes 5h 45m.

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

    Prices for flights from London Luton Airport to Trieste Ronchi dei Legionari Airport are refreshed on a daily basis.

  • How old do you have to be to fly from London Luton Airport 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 Luton Airport to Trieste Ronchi dei Legionari Airport.

  • What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?

    The required travel and health documents for your Trieste Ronchi dei Legionari Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Trieste Ronchi dei Legionari Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Trieste?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Trieste . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Trieste from London with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Trieste.

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

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

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