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Cheap flights from London Heathrow Airport to Slovenia from £78

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 24/6. 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

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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.
Air France Logo
06:15 - 13:50
LHR
-
LJU
6h 35m
1 stop
Air France Logo
12:05 - 16:35
LJU
-
LHR
5h 30m
1 stop
£168Air France
Tue, 30 Jun - Wed, 8 Jul
Air France Logo
06:15 - 13:50
LHR
-
LJU
6h 35m
1 stop
Air France Logo
14:35 - 21:25
LJU
-
LHR
7h 50m
1 stop
£169Air France
Tue, 23 Jun - Tue, 30 Jun
Air France Logo
19:45 - 13:50
LHR
-
LJU
17h 05m
1 stop
Air France Logo
19:00 - 07:55
LJU
-
LHR
13h 55m
1 stop
£169Air France
Mon, 29 Jun - Sun, 5 Jul
Air France Logo
19:45 - 13:50
LHR
-
LJU
17h 05m
1 stop
Air France Logo
19:00 - 07:55
LJU
-
LHR
13h 55m
1 stop
£170Air France
Mon, 29 Jun - Mon, 6 Jul
Multiple Airlines Logo
20:50 - 07:45
LHR
-
LJU
9h 55m
1 stop
Multiple Airlines Logo
06:00 - 10:45
LJU
-
LHR
5h 45m
1 stop
£171Multiple Airlines
Wed, 24 Jun - Wed, 8 Jul
Lufthansa Logo
06:55 - 12:35
LHR
-
LJU
4h 40m
1 stop
Lufthansa Logo
13:15 - 18:25
LJU
-
LHR
6h 10m
1 stop
£173Lufthansa
Thu, 9 Jul - Wed, 15 Jul
Lufthansa Logo
09:00 - 19:20
LHR
-
LJU
9h 20m
1 stop
Lufthansa Logo
09:35 - 15:40
LJU
-
LHR
7h 05m
1 stop
£174Lufthansa
Tue, 30 Jun - Tue, 14 Jul
Lufthansa Logo
09:00 - 19:25
LHR
-
LJU
9h 25m
1 stop
Lufthansa Logo
09:35 - 12:50
LJU
-
LHR
4h 15m
1 stop
£175Lufthansa
Tue, 18 Aug - Sun, 23 Aug
Lufthansa Logo
06:55 - 19:25
LHR
-
LJU
11h 30m
1 stop
Lufthansa Logo
13:20 - 18:25
LJU
-
LHR
6h 05m
1 stop
£175Lufthansa
Fri, 14 Aug - Thu, 20 Aug
KLM Logo
17:50 - 12:05
LHR
-
LJU
17h 15m
1 stop
KLM Logo
12:55 - 19:15
LJU
-
LHR
7h 20m
1 stop
£176KLM
Sat, 7 Nov - Wed, 11 Nov

Air France flights from London Heathrow Airport to Slovenia

Our best Air France deals on London Heathrow Airport to Slovenia flight tickets
Air France
30 Jun
LHR06:15London Heathrow
6h 35m
1 stop
LJU13:50Ljubljana Joze Pucnik
8 Jul
LJU12:05Ljubljana Joze Pucnik
5h 30m
1 stop
LHR16:35London Heathrow
£168
Air France
23 Jun
LHR06:15London Heathrow
6h 35m
1 stop
LJU13:50Ljubljana Joze Pucnik
30 Jun
LJU14:35Ljubljana Joze Pucnik
7h 50m
1 stop
LHR21:25London Heathrow
£169
Air France
29 Jun
LHR19:45London Heathrow
17h 05m
1 stop
LJU13:50Ljubljana Joze Pucnik
5 Jul
LJU19:00Ljubljana Joze Pucnik
13h 55m
1 stop
LHR07:55London Heathrow
£169

KLM flights from London Heathrow Airport to Slovenia

Our best KLM deals on London Heathrow Airport to Slovenia flight tickets
KLM
7 Nov
LHR17:50London Heathrow
17h 15m
1 stop
LJU12:05Ljubljana Joze Pucnik
11 Nov
LJU12:55Ljubljana Joze Pucnik
7h 20m
1 stop
LHR19:15London Heathrow
£176
KLM
29 Jun
LHR20:55London Heathrow
15h 55m
2 stops
LJU13:50Ljubljana Joze Pucnik
6 Jul
LJU19:00Ljubljana Joze Pucnik
19h 50m
2 stops
LHR13:50London Heathrow
£199

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 5 June 2026.
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

Cheapest return flight

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Tue 30/6

06:15-13:50

1 stop6h 35m

Ljubljana Joze Pucnik

Wed 8/7

12:05-16:35

1 stop5h 30m

£168

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Tue 23/6

06:15-13:50

1 stop6h 35m

Ljubljana Joze Pucnik

Tue 30/6

14:35-21:25

1 stop7h 50m

£169

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Mon 29/6

19:45-13:50

1 stop17h 05m

Ljubljana Joze Pucnik

Sun 5/7

19:00-07:55

1 stop13h 55m

£169

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Mon 29/6

19:45-13:50

1 stop17h 05m

Ljubljana Joze Pucnik

Mon 6/7

19:00-07:55

1 stop13h 55m

£170

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Wed 24/6

20:50-07:45

1 stop9h 55m

Ljubljana Joze Pucnik

Wed 8/7

06:00-10:45

1 stop5h 45m

£171
Fastest return journey

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Thu 9/7

06:55-12:35

1 stop4h 40m

Ljubljana Joze Pucnik

Wed 15/7

13:15-18:25

1 stop6h 10m

£173

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Tue 30/6

09:00-19:20

1 stop9h 20m

Ljubljana Joze Pucnik

Tue 14/7

09:35-15:40

1 stop7h 05m

£174

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Tue 18/8

09:00-19:25

1 stop9h 25m

Ljubljana Joze Pucnik

Sun 23/8

09:35-12:50

1 stop4h 15m

£175

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Fri 14/8

06:55-19:25

1 stop11h 30m

Ljubljana Joze Pucnik

Thu 20/8

13:20-18:25

1 stop6h 05m

£175

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Sat 7/11

17:50-12:05

1 stop17h 15m

Ljubljana Joze Pucnik

Wed 11/11

12:55-19:15

1 stop7h 20m

£176

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 September, then you should wait until June to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of £113.

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

According to our data, Thursday is the cheapest day to fly to Slovenia from London Heathrow Airport. The lowest ticket price found for a Thursday departure recently was £278. 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 £324.

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 afternoon. Our users have found flights to Slovenia in the afternoon for as low as £287. Try not to purchase tickets at midday because they tend to be around £306. 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 from London Heathrow Airport 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 £243 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 £168 on momondo.

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

There is only 1 cabin class available to choose from on London Heathrow Airport 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 24% 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

£149

Fastest flight time

2h 15m

Direct flights

Every day

Airports in Slovenia

9 airports
The best one-way flight to Slovenia from London Heathrow Airport in the past 72 hours is £149. The best return flight deal from London Heathrow Airport to Slovenia found on momondo in the last 72 hours is £288.
The fastest flight from London Heathrow Airport to Slovenia takes 2h 15m
Direct flights go from London Heathrow Airport to Slovenia every day.
There are 9 airports in Slovenia. From London Heathrow Airport there are direct flights to Ljubljana Joze Pucnik (LJU).
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Slovenia

  • 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 £114Free CancellationRating
6.9
1,903 reviews
Search easyJet flights
LufthansaPriceFrom £148Free CancellationRating
6.8
8,038 reviews
Search Lufthansa flights
LOTPriceFrom £150Free CancellationRating
7.5
1,198 reviews
Search LOT flights
Brussels AirlinesPriceFrom £157Free CancellationRating
7.2
411 reviews
Search Brussels Airlines flights
SWISSPriceFrom £167Free CancellationRating
7.5
1,964 reviews
Search SWISS flights
British AirwaysPriceFrom £184Free CancellationRating
6.7
8,028 reviews
Search British Airways 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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Find better results for your trip to Slovenia

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