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Cheap flights from London Luton Airport to Trieste from £40

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 17/5. 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
05:00 - 19:10
LTN
-
TRS
13h 10m
1 stop
Multiple Airlines Logo
16:25 - 03:00
TRS
-
LTN
11h 35m
1 stop
£70Multiple Airlines
Wed, 15 Apr - Sat, 18 Apr
Multiple Airlines Logo
19:50 - 08:55
LTN
-
TRS
12h 05m
1 stop
Multiple Airlines Logo
15:30 - 03:00
TRS
-
LTN
12h 30m
1 stop
£71Multiple Airlines
Thu, 23 Apr - Mon, 27 Apr
Multiple Airlines Logo
19:50 - 08:55
LTN
-
TRS
12h 05m
1 stop
Multiple Airlines Logo
15:30 - 03:00
TRS
-
LTN
12h 30m
1 stop
£72Multiple Airlines
Thu, 23 Apr - Mon, 27 Apr
Multiple Airlines Logo
05:00 - 19:05
LTN
-
TRS
13h 05m
1 stop
Multiple Airlines Logo
06:00 - 11:35
TRS
-
LTN
6h 35m
1 stop
£72Multiple Airlines
Mon, 13 Apr - Mon, 20 Apr
Multiple Airlines Logo
07:00 - 19:05
LTN
-
TRS
11h 05m
1 stop
Multiple Airlines Logo
06:30 - 14:00
TRS
-
LTN
8h 30m
1 stop
£75Multiple Airlines
Mon, 20 Apr - Thu, 23 Apr
Multiple Airlines Logo
07:00 - 19:05
LTN
-
TRS
11h 05m
1 stop
Multiple Airlines Logo
06:00 - 11:35
TRS
-
LTN
6h 35m
1 stop
£78Multiple Airlines
Mon, 13 Apr - Mon, 20 Apr
Multiple Airlines Logo
07:00 - 19:05
LTN
-
TRS
11h 05m
1 stop
Multiple Airlines Logo
15:30 - 03:00
TRS
-
LTN
12h 30m
1 stop
£79Multiple Airlines
Mon, 13 Apr - Mon, 20 Apr
Multiple Airlines Logo
07:00 - 19:05
LTN
-
TRS
11h 05m
1 stop
Multiple Airlines Logo
06:00 - 11:35
TRS
-
LTN
6h 35m
1 stop
£80Multiple Airlines
Mon, 13 Apr - Mon, 20 Apr
Multiple Airlines Logo
21:20 - 16:45
LTN
-
TRS
18h 25m
2 stops
Multiple Airlines Logo
06:00 - 11:35
TRS
-
LTN
6h 35m
1 stop
£81Multiple Airlines
Mon, 13 Apr - Mon, 20 Apr
Multiple Airlines Logo
15:15 - 10:05
LTN
-
TRS
17h 50m
2 stops
Multiple Airlines Logo
16:25 - 03:00
TRS
-
LTN
11h 35m
1 stop
£83Multiple Airlines
Wed, 15 Apr - Sat, 18 Apr

Ryanair flights from London Luton Airport to Trieste

Our best Ryanair deals on London Luton Airport to Trieste flight tickets
Ryanair
23 Mar
LTN07:15London Luton
8h 15m
1 stop
TRS16:30Trieste Ronchi dei Legionari
27 Mar
TRS09:15Trieste Ronchi dei Legionari
11h 55m
2 stops
LTN20:10London Luton
£112
Ryanair
24 Mar
LTN08:50London Luton
10h 45m
1 stop
TRS20:35Trieste Ronchi dei Legionari
27 Mar
TRS20:30Trieste Ronchi dei Legionari
19h 55m
1 stop
LTN15:25London Luton
£132
Ryanair
24 Mar
LTN08:50London Luton
10h 45m
1 stop
TRS20:35Trieste Ronchi dei Legionari
27 Mar
TRS09:15Trieste Ronchi dei Legionari
11h 55m
2 stops
LTN20:10London Luton
£136

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 3 March 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

Wed 15/4

05:00-19:10

1 stop13h 10m

Trieste Ronchi dei Legionari

Sat 18/4

16:25-03:00

1 stop11h 35m

£70

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Thu 23/4

19:50-08:55

1 stop12h 05m

Trieste Ronchi dei Legionari

Mon 27/4

15:30-03:00

1 stop12h 30m

£71

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Thu 23/4

19:50-08:55

1 stop12h 05m

Trieste Ronchi dei Legionari

Mon 27/4

15:30-03:00

1 stop12h 30m

£72

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Mon 13/4

05:00-19:05

1 stop13h 05m

Trieste Ronchi dei Legionari

Mon 20/4

06:00-11:35

1 stop6h 35m

£72

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Mon 20/4

07:00-19:05

1 stop11h 05m

Trieste Ronchi dei Legionari

Thu 23/4

06:30-14:00

1 stop8h 30m

£75

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Mon 13/4

07:00-19:05

1 stop11h 05m

Trieste Ronchi dei Legionari

Mon 20/4

06:00-11:35

1 stop6h 35m

£78

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Mon 13/4

07:00-19:05

1 stop11h 05m

Trieste Ronchi dei Legionari

Mon 20/4

15:30-03:00

1 stop12h 30m

£79

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Mon 13/4

07:00-19:05

1 stop11h 05m

Trieste Ronchi dei Legionari

Mon 20/4

06:00-11:35

1 stop6h 35m

£80

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Mon 13/4

21:20-16:45

2 stops18h 25m

Trieste Ronchi dei Legionari

Mon 20/4

06:00-11:35

1 stop6h 35m

£81

LondonTrieste

LTN - TRS

LTNTRS

London Luton

Wed 15/4

15:15-10:05

2 stops17h 50m

Trieste Ronchi dei Legionari

Sat 18/4

16:25-03:00

1 stop11h 35m

£83

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 £69. 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 £134.

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 £98. Flights to Trieste are more costly at midday, with an average ticket price of £122. 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

6h 25m

Direct flights

None
The fastest flight from London Luton Airport to Trieste takes 6h 25m
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 6h 25m.

  • 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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