How long is the flight from London to Slovenia?

There are many flights that can get you from London to Slovenia in 2h 15m. Fly via easyJet, Lufthansa, or Air Serbia to get the fastest option. There are 747 mi between London and Slovenia. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to fly from London to Slovenia one-way?

To fly one-way, consider booking your trip with easyJet, which is currently one of the cheapest options available, starting at £37. British Airways flights start at £87 while deals on Air Serbia start at £89 one-way.

What is the cheapest day to fly from London to Slovenia?

Travellers seeking maximum savings on their London to Slovenia flight should consider departing on Saturday at midday when fares are most often at their lowest. Wednesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Slovenia ranges from 40.0 - 70.0 inches per month. October is typically the wettest month, when rainfall can reach 70.0 mm. January is typically the driest time to visit Slovenia when rainfall is around 40.0 mm.

If weather is an important factor for your trip to Slovenia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

What are the most popular routes from London to Slovenia?

While some choose either London City - Ljubljana Joze Pucnik or London Luton - Ljubljana Joze Pucnik, London Heathrow - Ljubljana Joze Pucnik is the most popular route from London to Slovenia.

What are the cheapest flights from London to Slovenia?

Looking for the cheapest flight from London to Slovenia? While on average our users pay £237, our data indicates the cheapest price to be £101. The most popular route (London Heathrow - Ljubljana Joze Pucnik), is priced around £146.

What are the most popular airlines that fly from London to Slovenia?

Consider British Airways, Lufthansa or LOT when booking your flight. These represent the most popular airlines when flying from London to Slovenia.

Can I find deals for flights from London to Slovenia that include hotel bookings?

Yes. In addition to deals on London to Slovenia flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from London to Slovenia?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Slovenia.

Can I find deals for business class flights from London to Slovenia?

Yes. Cheapflights offers flight deals from London to Slovenia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£37+ Cheap Flights from London to Slovenia

Cheap flight deals from London to Slovenia

Round-trip from	£122
One-way from	£37
Popular in	August
Cheapest in	March
Average price	£229
Good round-trip deal	£125 or less
Good one-way deal	£48 or less

easyJet
30/9-9/10
Nonstop
4h 35m total
London to Slovenia

Search Deals

easyJet
10/11
Nonstop
2h 10m total
London to Slovenia

Search Deals

Highest demand for flights based on searches. 21% potential increase in price (£36 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£5 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Price to beat on a round-trip flight from London (LON) to Slovenia.

Search Deals

Price to beat on a one-way flight from London (LON) to Slovenia.

Search Deals

Find flight deals from London to Slovenia

Cheapest flights from London to Slovenia
Explore the most affordable flight options available from London to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Tue 30/906:25LGW - LJU

Nonstop2h 15measyJet

Thu 9/1011:00LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£122

Wed 3/1217:10LGW - LJU

Nonstop2h 10measyJet

Sun 7/1213:45LJU - LGW

Nonstop2h 25measyJet

Deal found 16/9£124

Tue 30/906:25LGW - LJU

Nonstop2h 15measyJet

Mon 6/1011:35LJU - LGW

Nonstop2h 25measyJet

Deal found 16/9£125

Mon 29/907:00LGW - LJU

Nonstop2h 15measyJet

Wed 8/1011:00LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£125

Fri 3/1006:35LGW - LJU

Nonstop2h 15measyJet

Tue 7/1010:35LJU - LGW

Nonstop2h 20measyJet

Deal found 16/9£126

Fri 14/1107:05LGW - LJU

Nonstop2h 15measyJet

Sun 16/1113:45LJU - LGW

Nonstop2h 25measyJet

Deal found 17/9£128

Thu 27/1107:00LGW - LJU

1 stop6h 30mMultiple Airlines

Wed 3/1220:55LJU - LGW

Nonstop2h 25mMultiple Airlines

Deal found 16/9£129

Sat 15/1117:00LTN - LJU

1 stop14h 00mMultiple Airlines

Sun 16/1116:00LJU - LTN

1 stop7h 25mMultiple Airlines

Deal found 16/9£130

Mon 29/907:00LGW - LJU

Nonstop2h 15measyJet

Tue 7/1010:35LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£131

Mon 29/907:00LGW - LJU

Nonstop2h 15measyJet

Fri 10/1010:35LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£132

Tue 14/1006:25LGW - LJU

Nonstop2h 15mMultiple Airlines

Tue 21/1020:45LJU - LGW

2 stops20h 55mMultiple Airlines

Deal found 16/9£133

Sat 15/1111:05LGW - LJU

2 stops19h 55mMultiple Airlines

Sun 16/1116:00LJU - LGW

1 stop7h 35mMultiple Airlines

Deal found 16/9£135

Best flights from London to Slovenia
Discover carefully curated flight deals from London to Slovenia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 September 2025.

Tue 30/906:25LGW - LJU

Nonstop2h 15measyJet

Thu 9/1011:00LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£122

Sat 8/1111:05LGW - LJU

2 stops19h 55mMultiple Airlines

Mon 10/1119:45LJU - LGW

Nonstop2h 25mMultiple Airlines

Deal found 16/9£125

Thu 20/1107:40LHR - LJU

1 stop4h 00mLufthansa

Sun 23/1109:45LJU - LHR

1 stop8h 20mLufthansa

Deal found 14/9£154

Tue 7/1013:30LHR - LJU

1 stop18h 30mAir Serbia

Sat 11/1014:55LJU - LHR

1 stop5h 10mAir Serbia

Deal found 14/9£159

Tue 14/1009:25LCY - LJU

1 stop8h 10mSWISS

Tue 21/1010:50LJU - LCY

1 stop7h 25mSWISS

Deal found 16/9£183

Mon 29/907:00LGW - LJU

Nonstop2h 15measyJet

Wed 8/1011:00LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£125

Sat 3/113:20LGW - LJU

Nonstop2h 10mMultiple Airlines

Thu 8/115:15LJU - LGW

1 stop9h 15mMultiple Airlines

Deal found 14/9£131

Fri 3/1006:35LGW - LJU

Nonstop2h 15measyJet

Tue 7/1010:35LJU - LGW

Nonstop2h 20measyJet

Deal found 16/9£126

Tue 7/1006:25LGW - LJU

Nonstop2h 15mMultiple Airlines

Wed 15/1020:45LJU - LGW

2 stops16h 20mMultiple Airlines

Deal found 14/9£136

Mon 29/907:00LGW - LJU

Nonstop2h 15measyJet

Tue 7/1010:35LJU - LGW

Nonstop2h 20measyJet

Deal found 14/9£131

Tue 25/1107:40LHR - LJU

1 stop4h 00mLufthansa

Tue 2/1213:20LJU - LHR

1 stop4h 45mLufthansa

Deal found 16/9£160

Sun 12/1019:25LHR - LJU

1 stop18h 00mAir Serbia

Sun 19/1009:40LJU - LHR

1 stop10h 00mAir Serbia

Deal found 14/9£162

Mon 29/907:00LGW - LJU

Nonstop2h 15measyJet

Fri 10/1010:35LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£132

Fri 5/1213:50LHR - LJU

1 stop4h 40mLufthansa

Tue 9/1213:20LJU - LHR

1 stop4h 45mLufthansa

Deal found 16/9£160

Wed 8/1019:15LTN - LJU

2 stops12h 45mMultiple Airlines

Wed 15/1018:55LJU - LTN

1 stop8h 10mMultiple Airlines

Deal found 15/9£153

Thu 30/1013:30LCY - LJU

1 stop7h 45mSWISS

Thu 6/1114:25LJU - LCY

1 stop5h 15mSWISS

Deal found 15/9£188

Fri 3/1006:35LGW - LJU

Nonstop2h 15measyJet

Wed 8/1011:00LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£132

Thu 13/1113:50LHR - LJU

1 stop4h 40mLufthansa

Tue 18/1113:20LJU - LHR

1 stop4h 45mLufthansa

Deal found 16/9£160

Wed 26/1109:25LCY - LJU

1 stop3h 40mSWISS

Mon 1/1215:10LJU - LCY

1 stop4h 30mSWISS

Deal found 16/9£188

Fri 5/1219:45LTN - LJU

2 stops12h 10mMultiple Airlines

Sun 7/1216:00LJU - LTN

1 stop7h 25mMultiple Airlines

Deal found 15/9£158

Thu 27/1107:40LHR - LJU

1 stop4h 00mLufthansa

Mon 1/1220:10LJU - LHR

1 stop3h 45mLufthansa

Deal found 16/9£160

Mon 3/1116:00LGW - LJU

Nonstop2h 10measyJet

Fri 7/1110:55LJU - LGW

Nonstop2h 25measyJet

Deal found 14/9£136

Wed 26/1117:45LCY - LJU

1 stop3h 40mSWISS

Wed 3/1214:55LJU - LCY

1 stop4h 45mSWISS

Deal found 16/9£188

Mon 23/206:50LHR - LJU

1 stop5h 05mMultiple Airlines

Fri 27/209:45LJU - LHR

1 stop4h 15mMultiple Airlines

Deal found 15/9£159

Thu 5/311:10LHR - LJU

1 stop7h 20mLufthansa

Mon 9/320:10LJU - LHR

1 stop3h 45mLufthansa

Deal found 15/9£161

Fri 7/1117:45LCY - LJU

1 stop3h 45mSWISS

Tue 11/1114:55LJU - LCY

1 stop4h 45mSWISS

Deal found 14/9£188

Fri 14/1115:05STN - LJU

2 stops17h 45mMultiple Airlines

Mon 17/1114:10LJU - STN

2 stops10h 15mMultiple Airlines

Deal found 14/9£160

Tue 25/1117:45LCY - LJU

1 stop3h 40mSWISS

Wed 3/1214:55LJU - LCY

1 stop4h 45mSWISS

Deal found 16/9£188

Mon 6/1011:05LHR - LJU

1 stop5h 40mMultiple Airlines

Fri 10/1010:50LJU - LHR

1 stop11h 55mMultiple Airlines

Deal found 14/9£161

Sat 7/308:40LCY - LJU

1 stop4h 20mSWISS

Tue 10/306:30LJU - LCY

1 stop13h 10mSWISS

Deal found 13/9£188

Direct flights from London to Slovenia
Explore direct flight options from London to Slovenia based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 September 2025.

Tue 30/906:25LGW - LJU

Nonstop2h 15measyJet

Thu 9/1011:00LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£122

Wed 3/1217:10LGW - LJU

Nonstop2h 10measyJet

Sun 7/1213:45LJU - LGW

Nonstop2h 25measyJet

Deal found 16/9£124

Tue 30/906:25LGW - LJU

Nonstop2h 15measyJet

Mon 6/1011:35LJU - LGW

Nonstop2h 25measyJet

Deal found 16/9£125

Mon 29/907:00LGW - LJU

Nonstop2h 15measyJet

Wed 8/1011:00LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£125

Fri 3/1006:35LGW - LJU

Nonstop2h 15measyJet

Tue 7/1010:35LJU - LGW

Nonstop2h 20measyJet

Deal found 16/9£126

Fri 14/1107:05LGW - LJU

Nonstop2h 15measyJet

Sun 16/1113:45LJU - LGW

Nonstop2h 25measyJet

Deal found 17/9£128

Mon 29/907:00LGW - LJU

Nonstop2h 15measyJet

Tue 7/1010:35LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£131

Mon 29/907:00LGW - LJU

Nonstop2h 15measyJet

Fri 10/1010:35LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£132

Fri 7/1107:05LGW - LJU

Nonstop2h 15measyJet

Mon 10/1119:45LJU - LGW

Nonstop2h 25measyJet

Deal found 15/9£136

Mon 29/907:00LGW - LJU

Nonstop2h 15measyJet

Thu 9/1011:00LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£138

Mon 3/1116:00LGW - LJU

Nonstop2h 10measyJet

Fri 7/1110:55LJU - LGW

Nonstop2h 25measyJet

Deal found 15/9£139

Sat 11/1007:00LHR - LJU

Nonstop2h 10mBritish Airways

Wed 15/1018:00LJU - LHR

Nonstop2h 20mBritish Airways

Deal found 14/9£178

Last-minute flights from London to Slovenia
Discover last-minute flight deals from London to Slovenia. Data last updated 17 September 2025 and is based on user searches.

Fri 19/906:35LGW - LJU

Nonstop2h 20measyJet

Wed 8/1011:05LJU - LGW

Nonstop2h 20measyJet

Deal found 14/9£132

Mon 29/907:00LGW - LJU

Nonstop2h 15measyJet

Wed 8/1011:00LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£125

Mon 29/907:00LGW - LJU

Nonstop2h 15measyJet

Tue 7/1010:35LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£131

Mon 29/907:00LGW - LJU

Nonstop2h 15measyJet

Thu 9/1011:00LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£138

Tue 30/906:25LGW - LJU

Nonstop2h 15measyJet

Thu 9/1011:00LJU - LGW

Nonstop2h 20measyJet

Deal found 15/9£122

Tue 30/906:25LGW - LJU

Nonstop2h 15measyJet

Mon 6/1011:35LJU - LGW

Nonstop2h 25measyJet

Deal found 16/9£125

Fri 3/1006:35LGW - LJU

Nonstop2h 15measyJet

Tue 7/1010:35LJU - LGW

Nonstop2h 20measyJet

Deal found 16/9£126

Tue 7/1006:25LGW - LJU

Nonstop2h 15mMultiple Airlines

Wed 15/1020:45LJU - LGW

2 stops16h 20mMultiple Airlines

Deal found 14/9£136

Tue 7/1019:15LTN - LJU

2 stops12h 45mMultiple Airlines

Wed 15/1018:55LJU - LTN

1 stop8h 10mMultiple Airlines

Deal found 15/9£144

Wed 8/1019:15LTN - LJU

2 stops12h 45mMultiple Airlines

Wed 15/1018:55LJU - LTN

1 stop8h 10mMultiple Airlines

Deal found 15/9£153

Tue 14/1006:25LGW - LJU

Nonstop2h 15mMultiple Airlines

Tue 21/1020:45LJU - LGW

2 stops20h 55mMultiple Airlines

Deal found 16/9£133

Thu 16/1007:15LGW - LJU

Nonstop2h 15measyJet

Tue 21/1010:35LJU - LGW

Nonstop2h 20measyJet

Deal found 14/9£139

One-way flights from London to Slovenia
Search for one-way flight options from London to Slovenia. Find affordable one-way fares based on user searches. Data last updated 17 September 2025.

Mon 10/1116:00LGW - LJU

Nonstop2h 10measyJet

Deal found 15/9£37

Mon 3/1116:00LGW - LJU

Nonstop2h 10measyJet

Deal found 15/9£40

Thu 1/106:25LGW - LJU

Nonstop2h 15measyJet

Deal found 16/9£42

Tue 30/906:25LGW - LJU

Nonstop2h 15measyJet

Deal found 16/9£44

Sun 8/309:30LGW - LJU

Nonstop2h 15measyJet

Deal found 15/9£55

Tue 30/1217:10LGW - LJU

Nonstop2h 10measyJet

Deal found 16/9£56

Wed 1/1007:05LGW - LJU

Nonstop2h 15measyJet

Deal found 16/9£60

Thu 9/1007:10LGW - LJU

Nonstop2h 15measyJet

Deal found 15/9£62

Tue 23/906:25LGW - LJU

Nonstop2h 15measyJet

Deal found 15/9£63

Tue 11/1109:35STN - LJU

2 stops27h 00mMultiple Airlines

Deal found 16/9£78

Sat 25/1007:00LHR - LJU

Nonstop2h 10mBritish Airways

Deal found 16/9£78

Tue 11/1115:25LTN - LJU

2 stops16h 30mMultiple Airlines

Deal found 16/9£85

Fly from

Fly to

Route

Depart

Return

Price

LondonLjubljana

LGW - LJU

LGWLJU

London Gatwick

Tue 30/9

06:25-09:40

Nonstop2h 15m

Ljubljana Joze Pucnik

Thu 9/10

11:00-12:20

Nonstop2h 20m

£122

LondonLjubljana

LGW - LJU

LGWLJU

London Gatwick

Sat 8/11

11:05-08:00

2 stops19h 55m

Ljubljana Joze Pucnik

Mon 10/11

19:45-21:10

Nonstop2h 25m

£125

LondonLjubljana

LGW - LJU

LGWLJU

London Gatwick

Mon 29/9

07:00-10:15

Nonstop2h 15m

Ljubljana Joze Pucnik

Wed 8/10

11:00-12:20

Nonstop2h 20m

£125

LondonLjubljana

LGW - LJU

LGWLJU

London Gatwick

Fri 3/10

06:35-09:50

Nonstop2h 15m

Ljubljana Joze Pucnik

Tue 7/10

10:35-11:55

Nonstop2h 20m

£126

LondonLjubljana

LGW - LJU

LGWLJU

London Gatwick

Sat 3/1

13:20-16:30

Nonstop2h 10m

Ljubljana Joze Pucnik

Thu 8/1

15:15-23:30

1 stop9h 15m

£131

LondonLjubljana

LGW - LJU

LGWLJU

London Gatwick

Mon 29/9

07:00-10:15

Nonstop2h 15m

Ljubljana Joze Pucnik

Tue 7/10

10:35-11:55

Nonstop2h 20m

£131

LondonLjubljana

LGW - LJU

LGWLJU

London Gatwick

Mon 29/9

07:00-10:15

Nonstop2h 15m

Ljubljana Joze Pucnik

Fri 10/10

10:35-11:55

Nonstop2h 20m

£132

LondonLjubljana

LGW - LJU

LGWLJU

London Gatwick

Fri 3/10

06:35-09:50

Nonstop2h 15m

Ljubljana Joze Pucnik

Wed 8/10

11:00-12:20

Nonstop2h 20m

£132

LondonLjubljana

LGW - LJU

LGWLJU

London Gatwick

Tue 7/10

06:25-09:40

Nonstop2h 15m

Ljubljana Joze Pucnik

Wed 15/10

20:45-12:05

2 stops16h 20m

£136

LondonLjubljana

LGW - LJU

LGWLJU

London Gatwick

Mon 3/11

16:00-19:10

Nonstop2h 10m

Ljubljana Joze Pucnik

Fri 7/11

10:55-12:20

Nonstop2h 25m

£136

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 60 results

...

Best time to book a flight from London to Slovenia

Have a flexible travel schedule? Discover the best time to fly to Slovenia from London with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Slovenia

What is the cheapest month to book a flight from London to Slovenia?

Currently, January is the cheapest month in which you can book a flight from London to Slovenia (average of £103). Flying from London to Slovenia in July is currently the most expensive (average of £325). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to SI?

When flying from London to Slovenia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 18% versus a flight at midday.

Reviews of airlines servicing Slovenia

Get a feel of what it's like to fly with SWISS, Brussels Airlines, andeasyJet from London to Slovenia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

SWISS

7.6

Good

1,737 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Leonardo,Aug 2025

AMS - ZRH

Amazing alternative from Europe to Hong Kong. Quick connection (even with a non-European passport) and friendly staff that helped me and my family.

SWISS

7.6

Good

1,737 reviews

SWISS

7.6

Good

1,737 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Leonardo,Aug 2025

AMS - ZRH

Amazing alternative from Europe to Hong Kong. Quick connection (even with a non-European passport) and friendly staff that helped me and my family.

Brussels Airlines

7.3

Good

359 reviews

SWISS

7.6

Good

1,737 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Leonardo,Aug 2025

AMS - ZRH

Amazing alternative from Europe to Hong Kong. Quick connection (even with a non-European passport) and friendly staff that helped me and my family.

easyJet

6.9

Okay

1,820 reviews

SWISS

7.6

Good

1,737 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Leonardo,Aug 2025

AMS - ZRH

Amazing alternative from Europe to Hong Kong. Quick connection (even with a non-European passport) and friendly staff that helped me and my family.

Lufthansa

6.8

Okay

7,407 reviews

SWISS

7.6

Good

1,737 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Leonardo,Aug 2025

AMS - ZRH

Amazing alternative from Europe to Hong Kong. Quick connection (even with a non-European passport) and friendly staff that helped me and my family.

British Airways

6.7

Okay

7,363 reviews

SWISS

7.6

Good

1,737 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Leonardo,Aug 2025

AMS - ZRH

Amazing alternative from Europe to Hong Kong. Quick connection (even with a non-European passport) and friendly staff that helped me and my family.

Related info for your journey

How long is the flight from London to Slovenia?
There are many flights that can get you from London to Slovenia in 2h 15m. Fly via easyJet, Lufthansa, or Air Serbia to get the fastest option. There are 747 mi between London and Slovenia. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines to fly from London to Slovenia one-way?
To fly one-way, consider booking your trip with easyJet, which is currently one of the cheapest options available, starting at £37. British Airways flights start at £87 while deals on Air Serbia start at £89 one-way.
What are the most popular routes from London to Slovenia?
While some choose either London City - Ljubljana Joze Pucnik or London Luton - Ljubljana Joze Pucnik, London Heathrow - Ljubljana Joze Pucnik is the most popular route from London to Slovenia.
What are the cheapest flights from London to Slovenia?
Looking for the cheapest flight from London to Slovenia? While on average our users pay £237, our data indicates the cheapest price to be £101. The most popular route (London Heathrow - Ljubljana Joze Pucnik), is priced around £146.
Can I find deals for flights from London to Slovenia that include hotel bookings?
Yes. In addition to deals on London to Slovenia flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Slovenia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Slovenia.
Can I find deals for business class flights from London to Slovenia?
Yes. Cheapflights offers flight deals from London to Slovenia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London to Slovenia?
Currently, January is the cheapest month in which you can book a flight from London to Slovenia (average of £103). Flying from London to Slovenia in July is currently the most expensive (average of £325). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from London to Slovenia

Airline	Cheapest	Average	Flexibility	On-time
easyJet	Cheapest£67	Average£161	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
SWISS	Cheapest£134	Average£186	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Lufthansa	Cheapest£139	Average£186	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
British Airways	Cheapest£139	Average£285	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
LOT	Cheapest£144	Average£224	FlexibilityNo cancel fee	On-time81%	Search LOT flights
Brussels Airlines	Cheapest£145	Average£253	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights

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Cheap flights from London to Slovenia from £37

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Slovenia

Keep the following information in mind while searching for London to Slovenia flight deals. Data was last updated 17 September 2025.

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Find flight deals from London to Slovenia

Cheapest flights from London to SloveniaExplore the most affordable flight options available from London to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Explore the most affordable flight options available from London to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

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Best time to book a flight from London to Slovenia

Have a flexible travel schedule? Discover the best time to fly to Slovenia from London with our price prediction graph.

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Everything you need to know about your flight from London to Slovenia

What is the cheapest month to book a flight from London to Slovenia?

What is the cheapest time of day to fly from LON to SI?

Find hourly flight availability from London to Slovenia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

Reviews of airlines servicing Slovenia

Get a feel of what it's like to fly with SWISS, Brussels Airlines, andeasyJet from London to Slovenia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from London to Slovenia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from London to Slovenia?

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What are the cheapest flights from London to Slovenia?

Can I find deals for flights from London to Slovenia that include hotel bookings?

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Alternative routes for London to Slovenia

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from London to Slovenia

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How does Cheapflights help users find flights from London to Slovenia?

Why should you use Cheapflights to find cheap flight tickets from London to Slovenia?

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Can Cheapflights notify me if prices for flights from London to Slovenia become cheaper?

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Cheapest flights from London to Slovenia
Explore the most affordable flight options available from London to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.