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Cheap flights from London Heathrow Airport to Slovenia from £79

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 Heathrow Airport to Slovenia departing on 26/4. 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 Heathrow Airport to Slovenia

Cheap return flights

Enter your travel dates to find the best prices.
Lufthansa Logo
13:50 - 19:30LHR-LJU
4h 40m1 stop
Lufthansa Logo
09:45 - 15:50LJU-LHR
7h 05m1 stop
£144Lufthansa
Find Deal
Fri, 16 Jan - Mon, 19 Jan
Lufthansa Logo
13:50 - 19:30LHR-LJU
4h 40m1 stop
Lufthansa Logo
09:45 - 13:00LJU-LHR
4h 15m1 stop
£145Lufthansa
Find Deal
Thu, 15 Jan - Mon, 19 Jan
Lufthansa Logo
06:35 - 12:40LHR-LJU
5h 05m1 stop
Lufthansa Logo
20:10 - 22:55LJU-LHR
3h 45m1 stop
£148Lufthansa
Find Deal
Tue, 3 Mar - Fri, 13 Mar
Air Serbia Logo
13:30 - 09:00LHR-LJU
18h 30m1 stop
Air Serbia Logo
09:50 - 18:45LJU-LHR
9h 55m1 stop
£149Air Serbia
Find Deal
Tue, 5 May - Sun, 17 May
Lufthansa Logo
19:15 - 09:05LHR-LJU
12h 50m1 stop
Lufthansa Logo
09:45 - 18:35LJU-LHR
9h 50m1 stop
£150Lufthansa
Find Deal
Fri, 9 Jan - Fri, 16 Jan
Multiple Airlines Logo
09:00 - 14:00LHR-LJU
4h 00m1 stop
Multiple Airlines Logo
09:45 - 19:35LJU-LHR
10h 50m1 stop
£151Multiple Airlines
Find Deal
Sat, 10 Jan - Sat, 17 Jan
Lufthansa Logo
13:40 - 19:20LHR-LJU
4h 40m1 stop
Lufthansa Logo
06:25 - 14:40LJU-LHR
9h 15m1 stop
£152Lufthansa
Find Deal
Thu, 9 Apr - Sun, 12 Apr
Air Serbia Logo
13:30 - 09:00LHR-LJU
18h 30m1 stop
Air Serbia Logo
20:45 - 19:10LJU-LHR
23h 25m1 stop
£153Air Serbia
Find Deal
Sat, 23 May - Fri, 29 May
Multiple Airlines Logo
06:00 - 14:05LHR-LJU
7h 05m1 stop
Multiple Airlines Logo
09:45 - 13:00LJU-LHR
4h 15m1 stop
£154Multiple Airlines
Find Deal
Wed, 7 Jan - Fri, 16 Jan
Lufthansa Logo
06:35 - 12:40LHR-LJU
5h 05m1 stop
Lufthansa Logo
10:30 - 15:50LJU-LHR
6h 20m1 stop
£155Lufthansa
Find Deal
Thu, 8 Jan - Thu, 15 Jan

Air Serbia flights from London Heathrow Airport to Slovenia

Our best Air Serbia deals on London Heathrow Airport to Slovenia flight tickets
Air Serbia
5 May
LHR13:30London Heathrow
18h 30m
1 stop
LJU09:00Ljubljana Joze Pucnik
17 May
LJU09:50Ljubljana Joze Pucnik
9h 55m
1 stop
LHR18:45London Heathrow
£149
Find similar
Air Serbia
23 May
LHR13:30London Heathrow
18h 30m
1 stop
LJU09:00Ljubljana Joze Pucnik
29 May
LJU20:45Ljubljana Joze Pucnik
23h 25m
1 stop
LHR19:10London Heathrow
£153
Find similar
Air Serbia
14 Feb
LHR13:20London Heathrow
18h 35m
1 stop
LJU08:55Ljubljana Joze Pucnik
22 Feb
LJU20:45Ljubljana Joze Pucnik
16h 35m
1 stop
LHR12:20London Heathrow
£163
Find similar

LOT flights from London Heathrow Airport to Slovenia

Our best LOT deals on London Heathrow Airport to Slovenia flight tickets
LOT
15 Dec
LHR06:30London Heathrow
5h 35m
1 stop
LJU13:05Ljubljana Joze Pucnik
19 Dec
LJU13:45Ljubljana Joze Pucnik
20h 50m
1 stop
LHR09:35London Heathrow
£160
Find similar
LOT
15 Dec
LHR06:30London Heathrow
5h 35m
1 stop
LJU13:05Ljubljana Joze Pucnik
19 Dec
LJU13:45Ljubljana Joze Pucnik
9h 15m
1 stop
LHR22:00London Heathrow
£172
Find similar
LOT
15 Dec
LHR06:30London Heathrow
5h 35m
1 stop
LJU13:05Ljubljana Joze Pucnik
20 Dec
LJU17:10Ljubljana Joze Pucnik
5h 50m
1 stop
LHR22:00London Heathrow
£175
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Slovenia 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 27 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Slovenia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Fri 16/1

13:50-19:30

1 stop4h 40m

Ljubljana Joze Pucnik

Mon 19/1

09:45-15:50

1 stop7h 05m

£144

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Thu 15/1

13:50-19:30

1 stop4h 40m

Ljubljana Joze Pucnik

Mon 19/1

09:45-13:00

1 stop4h 15m

£145

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Tue 3/3

06:35-12:40

1 stop5h 05m

Ljubljana Joze Pucnik

Fri 13/3

20:10-22:55

1 stop3h 45m

£148

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Tue 5/5

13:30-09:00

1 stop18h 30m

Ljubljana Joze Pucnik

Sun 17/5

09:50-18:45

1 stop9h 55m

£149

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Fri 9/1

19:15-09:05

1 stop12h 50m

Ljubljana Joze Pucnik

Fri 16/1

09:45-18:35

1 stop9h 50m

£150

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Sat 10/1

09:00-14:00

1 stop4h 00m

Ljubljana Joze Pucnik

Sat 17/1

09:45-19:35

1 stop10h 50m

£151

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Thu 9/4

13:40-19:20

1 stop4h 40m

Ljubljana Joze Pucnik

Sun 12/4

06:25-14:40

1 stop9h 15m

£152

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Sat 23/5

13:30-09:00

1 stop18h 30m

Ljubljana Joze Pucnik

Fri 29/5

20:45-19:10

1 stop23h 25m

£153

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Wed 7/1

06:00-14:05

1 stop7h 05m

Ljubljana Joze Pucnik

Fri 16/1

09:45-13:00

1 stop4h 15m

£154

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Thu 8/1

06:35-12:40

1 stop5h 05m

Ljubljana Joze Pucnik

Thu 15/1

10:30-15:50

1 stop6h 20m

£155

Flights are sorted by cheapest return flights first.

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

How to get the cheapest flight ticket from London Heathrow Airport to Slovenia

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 month to fly to Slovenia?

If you don’t want to visit Slovenia in January, then you should wait until February to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of £171.

What is the cheapest day to depart on your flight to Slovenia?

According to our data, Tuesday is the cheapest day to fly to Slovenia from London Heathrow Airport. The lowest ticket price found for a Tuesday departure recently was £258. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Slovenia on Wednesday is £337.

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

Our data shows that the cheapest London Heathrow Airport to Slovenia flights are usually those with departure times in the evening. Our users have found flights to Slovenia in the evening for as low as £155. Try not to purchase tickets in the morning because they tend to be around £291. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London Heathrow to Slovenia flight route?

Fly from London Heathrow to Ljubljana Joze Pucnik for the best London Heathrow - Slovenia flight prices

How far in advance should I book a flight to Slovenia?

You are more likely to see cheaper flights to Slovenia from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Slovenia for around £236 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Slovenia from London Heathrow Airport for as low as £185 on momondo.

What cabin class options are available on London Heathrow to Slovenia flights?

There are 2 cabin classes available to choose from on London Heathrow to Slovenia 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 Heathrow Airport to Slovenia flights?

You could potentially save up to 12% on your flight if you consider stops on a London Heathrow Airport to Slovenia flight.

Cheap London Heathrow Airport to Slovenia flight deals and tips

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

Best price found

£262

Fastest flight time

2h 10m

Direct flights

Mon, Tue, Fri, Sat and Sun

Airports in Slovenia

1 airport
The best flight deal from London Heathrow Airport to Slovenia found on momondo in the last 72 hours is £262
The fastest flight from London Heathrow Airport to Slovenia takes 2h 10m
Direct flights go from London Heathrow Airport to Slovenia on Monday, Tuesday, Friday, Saturday and Sunday. There are no airlines offering direct flights..
There is 1 airport near Slovenia: Ljubljana Joze Pucnik (LJU)
Search flight deals

  • When did momondo last update prices for flights from London Heathrow Airport to Slovenia?

    Prices for flights from London Heathrow Airport to Slovenia were last updated today.

  • How many operators does momondo search for flights from London Heathrow Airport to Slovenia?

  • How old do you have to be to fly from London Heathrow Airport to Slovenia?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Slovenia.

  • What documentation or ID do you need to fly to Slovenia?

    The travel and health documents required for your trip to Slovenia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Slovenia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from London Heathrow Airport to Slovenia?

Best airlines flying from London Heathrow Airport to Slovenia

Compare and see reviews for airlines that fly from London Heathrow Airport to Slovenia with momondo
Airline
Rating
Free Cancellation
Price
easyJetPriceFrom £94Free CancellationRating
6.9
1,848 reviews
Search easyJet flights
British AirwaysPriceFrom £150Free CancellationRating
6.7
7,539 reviews
Search British Airways flights
LOTPriceFrom £152Free CancellationRating
7.5
1,140 reviews
Search LOT flights
LufthansaPriceFrom £154Free CancellationRating
6.8
7,594 reviews
Search Lufthansa flights
Brussels AirlinesPriceFrom £158Free CancellationRating
7.2
370 reviews
Search Brussels Airlines flights

Why use momondo?

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

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 Slovenia from London.

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

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

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

Once you have performed a search for London to Slovenia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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Popular Cities in Slovenia

Popular flights according to clicks in the last 7 days on momondo
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