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Cheap flights from London Luton Airport to Trieste from £33

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 20/9. 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
13:10 - 08:55
LTN
-
TRS
18h 45m
2 stops
Multiple Airlines Logo
06:30 - 12:25
TRS
-
LTN
6h 55m
1 stop
£77Multiple Airlines
Thu, 9 Jul - Thu, 23 Jul
Multiple Airlines Logo
21:35 - 10:05
LTN
-
TRS
11h 30m
2 stops
Multiple Airlines Logo
21:00 - 04:55
TRS
-
LTN
8h 55m
1 stop
£83Multiple Airlines
Mon, 6 Jul - Wed, 15 Jul
Multiple Airlines Logo
20:50 - 14:20
LTN
-
TRS
16h 30m
2 stops
Multiple Airlines Logo
21:00 - 04:55
TRS
-
LTN
8h 55m
1 stop
£86Multiple Airlines
Wed, 1 Jul - Wed, 8 Jul
Multiple Airlines Logo
18:50 - 10:05
LTN
-
TRS
14h 15m
1 stop
Multiple Airlines Logo
21:00 - 04:55
TRS
-
LTN
8h 55m
1 stop
£88Multiple Airlines
Wed, 1 Jul - Wed, 8 Jul
Multiple Airlines Logo
15:20 - 23:35
LTN
-
TRS
7h 15m
1 stop
Multiple Airlines Logo
11:20 - 02:50
TRS
-
LTN
16h 30m
2 stops
£89Multiple Airlines
Tue, 14 Jul - Tue, 21 Jul
Multiple Airlines Logo
13:10 - 08:55
LTN
-
TRS
18h 45m
2 stops
Multiple Airlines Logo
11:20 - 04:55
TRS
-
LTN
18h 35m
2 stops
£91Multiple Airlines
Thu, 25 Jun - Thu, 2 Jul
Multiple Airlines Logo
06:05 - 23:30
LTN
-
TRS
16h 25m
1 stop
Multiple Airlines Logo
21:00 - 04:55
TRS
-
LTN
8h 55m
1 stop
£94Multiple Airlines
Sat, 11 Jul - Wed, 15 Jul
Multiple Airlines Logo
13:10 - 08:55
LTN
-
TRS
18h 45m
2 stops
Multiple Airlines Logo
10:30 - 22:40
TRS
-
LTN
13h 10m
1 stop
£95Multiple Airlines
Thu, 25 Jun - Thu, 2 Jul
Multiple Airlines Logo
18:50 - 10:05
LTN
-
TRS
14h 15m
1 stop
Multiple Airlines Logo
06:30 - 12:25
TRS
-
LTN
6h 55m
1 stop
£97Multiple Airlines
Wed, 17 Jun - Thu, 25 Jun
Multiple Airlines Logo
15:15 - 10:05
LTN
-
TRS
17h 50m
2 stops
Multiple Airlines Logo
06:30 - 12:25
TRS
-
LTN
6h 55m
1 stop
£98Multiple Airlines
Wed, 8 Jul - Thu, 23 Jul

Ryanair flights from London Luton Airport to Trieste

Our best Ryanair deals on London Luton Airport to Trieste flight tickets
Ryanair
4 Jul
LTN15:35London Luton
16h 30m
1 stop
TRS09:05Trieste Ronchi dei Legionari
6 Jul
TRS23:30Trieste Ronchi dei Legionari
26h 40m
1 stop
LTN01:10London Luton
£103
Ryanair
17 Jul
LTN19:40London Luton
11h 25m
1 stop
TRS08:05Trieste Ronchi dei Legionari
23 Jul
TRS06:35Trieste Ronchi dei Legionari
15h 10m
2 stops
LTN20:45London Luton
£119
Ryanair
4 Jul
LTN07:20London Luton
15h 10m
1 stop
TRS23:30Trieste Ronchi dei Legionari
14 Jul
TRS11:20Trieste Ronchi dei Legionari
12h 35m
1 stop
LTN22:55London Luton
£126

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 1 June 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

Cheapest return flight

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Thu 9/7

13:10-08:55

2 stops18h 45m

Trieste Ronchi dei Legionari

Thu 23/7

06:30-12:25

1 stop6h 55m

£77
Fastest return journey

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Mon 6/7

21:35-10:05

2 stops11h 30m

Trieste Ronchi dei Legionari

Wed 15/7

21:00-04:55

1 stop8h 55m

£83

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Wed 1/7

20:50-14:20

2 stops16h 30m

Trieste Ronchi dei Legionari

Wed 8/7

21:00-04:55

1 stop8h 55m

£86

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Wed 1/7

18:50-10:05

1 stop14h 15m

Trieste Ronchi dei Legionari

Wed 8/7

21:00-04:55

1 stop8h 55m

£88

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Tue 14/7

15:20-23:35

1 stop7h 15m

Trieste Ronchi dei Legionari

Tue 21/7

11:20-02:50

2 stops16h 30m

£89

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Thu 25/6

13:10-08:55

2 stops18h 45m

Trieste Ronchi dei Legionari

Thu 2/7

11:20-04:55

2 stops18h 35m

£91

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Sat 11/7

06:05-23:30

1 stop16h 25m

Trieste Ronchi dei Legionari

Wed 15/7

21:00-04:55

1 stop8h 55m

£94

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Thu 25/6

13:10-08:55

2 stops18h 45m

Trieste Ronchi dei Legionari

Thu 2/7

10:30-22:40

1 stop13h 10m

£95

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Wed 17/6

18:50-10:05

1 stop14h 15m

Trieste Ronchi dei Legionari

Thu 25/6

06:30-12:25

1 stop6h 55m

£97

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Wed 8/7

15:15-10:05

2 stops17h 50m

Trieste Ronchi dei Legionari

Thu 23/7

06:30-12:25

1 stop6h 55m

£98

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 £80. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Trieste is Sunday, with ticket prices averaging around £145.

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 £86. Flights to Trieste are more costly at midday, with an average ticket price of £161. 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

7h 15m

Direct flights

None
The fastest flight from London Luton Airport to Trieste takes 7h 15m
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

Frequently asked questions about flying from London Luton Airport to Trieste

  • 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 7h 15m.

  • 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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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
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