Which airline has the best punctuality record on Slovenia to London flights?

According to our data, easyJet have had the fewest delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

How long does it take to fly to London?

Flight times from Slovenia to London vary, but if you’re flying out of Ljubljana and flying into London Heathrow Airport (one of the most popular routes), then the duration is 2h 20m on average. Another popular route from Slovenia to London is flying from Maribor to London Heathrow Airport, which will take roughly 25h 45m. Keep in mind that layovers or delays could extend your travel time.

How many flights depart from Slovenia to London on average per week?

As of December 2025, there are 1 flights per week flying from Slovenia to London. The most common day of the week flights depart is Thu, with 100% of flights taking off on this day.

What is the most punctual flight time for Slovenia to London flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

How often are flights from Slovenia to London delayed?

Historically, on average around 20% of flights between Slovenia and London have experienced a delay on any given week. The average delay length over the past 12 months has been 111 minutes.

What is the cheapest airline that flies from Slovenia to London?

Air Serbia, British Airways, and easyJet are the most popular carriers operating from Slovenia to London

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

Prices for flights from Slovenia to London are updated daily.

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

As of December 2025, there is 1 operator available to choose from for flights from Slovenia to London.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Slovenia to London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London 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 London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£40 Cheap Flights from Slovenia to London in 2025/26

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Find the cheapest flights from Slovenia to London

Round-trip

One-way

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Direct

Recent return flight deals from Slovenia to London

Enter your travel dates to find the best prices.

20:55 - 22:20

LJU

LGW

2h 25mdirect

16:00 - 19:10

LGW

LJU

2h 10mdirect

£99easyJet

Wed, 31 Dec - Mon, 5 Jan

10:55 - 12:20

LJU

LGW

2h 25mdirect

17:10 - 20:20

LGW

LJU

2h 10mdirect

£101easyJet

Fri, 27 Feb - Wed, 4 Mar

20:45 - 12:20

LJU

LHR

16h 35m1 stop

13:20 - 19:55

LHR

LJU

5h 35m1 stop

£136Air Serbia

Wed, 21 Jan - Sat, 24 Jan

13:45 - 00:30

LJU

LTN

11h 45m1 stop

14:35 - 15:30

LTN

LJU

23h 55m2 stops

£138Multiple Airlines

Sat, 7 Feb - Wed, 11 Feb

09:50 - 18:45

LJU

LHR

9h 55m1 stop

19:55 - 09:00

LHR

LJU

12h 05m1 stop

£138Air Serbia

Sun, 29 Mar - Sat, 4 Apr

08:35 - 22:45

LJU

STN

15h 10m2 stops

14:05 - 13:10

STN

LJU

22h 05m2 stops

£141Multiple Airlines

Sun, 1 Mar - Fri, 6 Mar

06:30 - 11:15

LJU

LHR

5h 45m1 stop

20:05 - 13:40

LHR

LJU

16h 35m1 stop

£153SWISS

Sat, 31 Jan - Sat, 7 Feb

14:25 - 21:40

LJU

LHR

8h 15m1 stop

06:00 - 22:30

LHR

LJU

15h 30m1 stop

£156SWISS

Thu, 5 Feb - Sun, 8 Feb

13:40 - 17:05

LJU

LHR

4h 25m1 stop

06:50 - 12:55

LHR

LJU

5h 05m1 stop

£156Brussels Airlines

Sun, 1 Mar - Fri, 6 Mar

13:40 - 17:05

LJU

LHR

4h 25m1 stop

06:50 - 12:55

LHR

LJU

5h 05m1 stop

£159Brussels Airlines

Fri, 9 Jan - Sun, 11 Jan

Air Serbia flights from Slovenia to London

Our best Air Serbia deals on Slovenia to London flight tickets

Air Serbia

21 Jan

LJU20:45Ljubljana Joze Pucnik

16h 35m

1 stop

LHR12:20London Heathrow

24 Jan

LHR13:20London Heathrow

5h 35m

1 stop

LJU19:55Ljubljana Joze Pucnik

£136

Find similar

Air Serbia

29 Mar

LJU09:50Ljubljana Joze Pucnik

9h 55m

1 stop

LHR18:45London Heathrow

4 Apr

LHR19:55London Heathrow

12h 05m

1 stop

LJU09:00Ljubljana Joze Pucnik

£138

Find similar

Air Serbia

30 Jan

LJU09:00Ljubljana Joze Pucnik

28h 20m

1 stop

LHR12:20London Heathrow

6 Feb

LHR13:20London Heathrow

18h 35m

1 stop

LJU08:55Ljubljana Joze Pucnik

£160

Find similar

SWISS flights from Slovenia to London

Our best SWISS deals on Slovenia to London flight tickets

SWISS

31 Jan

LJU06:30Ljubljana Joze Pucnik

5h 45m

1 stop

LHR11:15London Heathrow

7 Feb

LHR20:05London Heathrow

16h 35m

1 stop

LJU13:40Ljubljana Joze Pucnik

£153

Find similar

SWISS

5 Feb

LJU14:25Ljubljana Joze Pucnik

8h 15m

1 stop

LHR21:40London Heathrow

8 Feb

LHR06:00London Heathrow

15h 30m

1 stop

LJU22:30Ljubljana Joze Pucnik

£156

Find similar

SWISS

30 Apr

LJU14:50Ljubljana Joze Pucnik

4h 00m

1 stop

LGW17:50London Gatwick

3 May

LGW09:25London Gatwick

12h 40m

1 stop

LJU23:05Ljubljana Joze Pucnik

£159

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LjubljanaLondon

LJU - LGW

LJULGW

Ljubljana Joze Pucnik

Wed 31/12

20:55-22:20

Nonstop2h 25m

London Gatwick

Mon 5/1

16:00-19:10

Nonstop2h 10m

£99

LjubljanaLondon

LJU - LGW

LJULGW

Ljubljana Joze Pucnik

Fri 27/2

10:55-12:20

Nonstop2h 25m

London Gatwick

Wed 4/3

17:10-20:20

Nonstop2h 10m

£101

LjubljanaLondon

LJU - LHR

LJULHR

Ljubljana Joze Pucnik

Wed 21/1

20:45-12:20

1 stop16h 35m

London Heathrow

Sat 24/1

13:20-19:55

1 stop5h 35m

£136

LjubljanaLondon

LJU - LTN

LJULTN

Ljubljana Joze Pucnik

Sat 7/2

13:45-00:30

1 stop11h 45m

London Luton

Wed 11/2

14:35-15:30

2 stops23h 55m

£138

LjubljanaLondon

LJU - LHR

LJULHR

Ljubljana Joze Pucnik

Sun 29/3

09:50-18:45

1 stop9h 55m

London Heathrow

Sat 4/4

19:55-09:00

1 stop12h 05m

£138

LjubljanaLondon

LJU - STN

LJUSTN

Ljubljana Joze Pucnik

Sun 1/3

08:35-22:45

2 stops15h 10m

London Stansted

Fri 6/3

14:05-13:10

2 stops22h 05m

£141

LjubljanaLondon

LJU - LHR

LJULHR

Ljubljana Joze Pucnik

Sat 31/1

06:30-11:15

1 stop5h 45m

London Heathrow

Sat 7/2

20:05-13:40

1 stop16h 35m

£153

LjubljanaLondon

LJU - LHR

LJULHR

Ljubljana Joze Pucnik

Thu 5/2

14:25-21:40

1 stop8h 15m

London Heathrow

Sun 8/2

06:00-22:30

1 stop15h 30m

£156

LjubljanaLondon

LJU - LHR

LJULHR

Ljubljana Joze Pucnik

Sun 1/3

13:40-17:05

1 stop4h 25m

London Heathrow

Fri 6/3

06:50-12:55

1 stop5h 05m

£156

LjubljanaLondon

LJU - LHR

LJULHR

Ljubljana Joze Pucnik

Fri 9/1

13:40-17:05

1 stop4h 25m

London Heathrow

Sun 11/1

06:50-12:55

1 stop5h 05m

£159

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Slovenia to London

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

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to London?

The cheapest month to fly to London from Slovenia is in March. Flight prices, which tend to average around £122, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from Slovenia averaging around £134.

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

Our data shows that Sunday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £94. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Slovenia to London for around £153.

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

The cheapest time of day to fly to London is at midday when flights can be purchased for as low as £94. Flights in the morning are often more expensive, with an average ticket price of £117.

What is the cheapest Slovenia to London flight route?

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

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

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

No. A direct flight is the cheapest option for a flight between Slovenia to London.

Cheap Slovenia to London flight deals and tips

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

Fastest flight time	2h 20m
Direct flights	Mon, Tue, Thu, Fri, Sat and Sun
Airports in London	6 airports

The fastest flight from Slovenia to London takes 2h 20m

Direct flights go from Slovenia to London on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: British Airways and easyJet..

There are 6 airports in London. From Slovenia there are direct flights to London Heathrow (LHR), London Gatwick (LGW).

Search flight deals

When did momondo last update prices for flights from Slovenia to London?
Prices for flights from Slovenia to London are updated daily.
How many operators does momondo search for flights from Slovenia to London?
As of December 2025, there is 1 operator available to choose from for flights from Slovenia to London.
How old do you have to be to fly from Slovenia to London?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Slovenia to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London 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 London. 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 Slovenia to London?
Based on momondo bookings for flights between Slovenia and London, the leading plane model is Airbus A319, making up 46.74% of the total bookings. Other popular models include Airbus A320-100/200 with 43.64%, Airbus A321-100/200 with 3.09%, and Boeing 737-800 Passenger/BBJ2 (winglets) with 1.37%.

Best airlines flying from Slovenia to London

Compare and see reviews for airlines that fly from Slovenia to London with momondo

Airline	Rating	Free Cancellation	Price
easyJet	PriceFrom £56	Free Cancellation	Rating 6.9 1,851 reviews		Search easyJet flights

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Southend-on-Sea

Canterbury

Ipswich

Ilford

Guildford

Hayes

Chelmsford

Dover

Worthing

Colchester

Bedford

Ramsgate

Hounslow

Stansted

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Slovenia to London for you.

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

Yes. All flights to London from Slovenia on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Slovenia to London.

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

Of course. momondo tracks the price of Slovenia to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Slovenia to London from £61

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Slovenia to London departing on 1/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Slovenia to London

What is the cheapest month to fly to London?

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

Our data shows that Sunday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £94. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Slovenia to London for around £153.

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

The cheapest time of day to fly to London is at midday when flights can be purchased for as low as £94. Flights in the morning are often more expensive, with an average ticket price of £117.

What is the cheapest Slovenia to London flight route?

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

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

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

No. A direct flight is the cheapest option for a flight between Slovenia to London.

What is the cheapest airline that flies from Slovenia to London?

Air Serbia, British Airways, and easyJet are the most popular carriers operating from Slovenia to London

How often are flights from Slovenia to London delayed?

Historically, on average around 20% of flights between Slovenia and London have experienced a delay on any given week. The average delay length over the past 12 months has been 111 minutes.

What is the most punctual flight time for Slovenia to London flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Slovenia to London flights?

According to our data, easyJet have had the fewest delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

How many flights depart from Slovenia to London on average per week?

As of December 2025, there are 1 flights per week flying from Slovenia to London. The most common day of the week flights depart is Thu, with 100% of flights taking off on this day.

How long does it take to fly to London?

Cheap Slovenia to London flight deals and tips

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

Fastest flight time

Direct flights

Airports in London

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

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

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

What documentation or ID do you need to fly to London?

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

Best airlines flying from Slovenia to London

Compare and see reviews for airlines that fly from Slovenia to London with momondo

Travelling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London