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Cheap flights from London to Slovenia from £34

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LJU
26 Jan — 2 Feb1
1 adult

Cheap flight deals from London to Slovenia

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Slovenia (SI0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 January 2025.

Round-trip from

£101

One-way from

£34

Good round-trip deal

£18 or less

Good one-way deal

£50 or less
easyJet
  • easyJet
  • 31/3-20/5
  • Nonstop
  • 4h 35m total
  • London to Slovenia
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easyJet
  • easyJet
  • 22/4
  • Nonstop
  • 2h 15m total
  • London to Slovenia
Search Deals
Price to beat on a round-trip flight from London (LON) to Slovenia.
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Price to beat on a one-way flight from London (LON) to Slovenia.
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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 21 January 2025.

Mon 31/307:00LGW - LJU
Nonstop2h 15measyJet
Tue 20/510:35LJU - LGW
Nonstop2h 20measyJet
Deal found 21/1£101
Wed 12/318:45LGW - LJU
1 stop17h 50mMultiple Airlines
Wed 19/320:55LJU - LGW
Nonstop2h 25mMultiple Airlines
Deal found 21/1£133
Tue 8/413:30LHR - LJU
1 stop18h 25mAir Serbia
Sun 13/409:50LJU - LHR
1 stop27h 40mAir Serbia
Deal found 21/1£136
Wed 12/306:30LHR - LJU
1 stop5h 35mLOT
Wed 19/313:45LJU - LHR
1 stop9h 15mLOT
Deal found 19/1£143
Wed 15/1014:00LHR - LJU
Nonstop2h 15mBritish Airways
Sun 19/1021:25LJU - LHR
Nonstop2h 20mBritish Airways
Deal found 20/1£144
Mon 24/306:30LHR - LJU
1 stop5h 35mMultiple Airlines
Mon 31/320:45LJU - LHR
1 stop16h 45mMultiple Airlines
Deal found 21/1£146
Wed 19/206:35LHR - LJU
1 stop4h 50mLufthansa
Wed 26/213:05LJU - LHR
1 stop8h 55mLufthansa
Deal found 20/1£149
Sun 2/319:35LHR - LJU
1 stop15h 05mAir France
Sat 8/313:05LJU - LHR
1 stop6h 15mAir France
Deal found 21/1£156
Wed 12/311:50LTN - LJU
2 stops24h 55mMultiple Airlines
Wed 19/308:15LJU - LTN
2 stops12h 00mMultiple Airlines
Deal found 21/1£158
Tue 6/518:35LGW - LJU
1 stop23h 00mSWISS
Sat 10/519:20LJU - LGW
1 stop23h 30mSWISS
Deal found 20/1£164
Sun 23/208:55LHR - LJU
1 stop3h 45mSWISS
Thu 27/214:20LJU - LHR
1 stop4h 30mSWISS
Deal found 20/1£167
Sun 23/311:05LHR - LJU
1 stop3h 40mBrussels Airlines
Thu 10/418:30LJU - LHR
1 stop4h 05mBrussels Airlines
Deal found 21/1£170

Find flights from London to Slovenia within your budget

Customise your flight search to find flights from London 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, Cheapflights users made 858,174 searches. Data last updated 21 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonLjubljana

LGW - LJU

LGWLJU

London Gatwick

Mon 31/3

07:00-10:15

Nonstop2h 15m

Ljubljana Joze Pucnik

Tue 20/5

10:35-11:55

Nonstop2h 20m

£101

LondonLjubljana

LGW - LJU

LGWLJU

London Gatwick

Wed 12/3

18:45-13:35

1 stop17h 50m

Ljubljana Joze Pucnik

Wed 19/3

20:55-22:20

Nonstop2h 25m

£133

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Tue 8/4

13:30-08:55

1 stop18h 25m

Ljubljana Joze Pucnik

Sun 13/4

09:50-12:30

1 stop27h 40m

£136

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Wed 12/3

06:30-13:05

1 stop5h 35m

Ljubljana Joze Pucnik

Wed 19/3

13:45-22:00

1 stop9h 15m

£143

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Mon 24/3

06:30-13:05

1 stop5h 35m

Ljubljana Joze Pucnik

Mon 31/3

20:45-12:30

1 stop16h 45m

£146

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Wed 19/2

06:35-12:25

1 stop4h 50m

Ljubljana Joze Pucnik

Wed 26/2

13:05-21:00

1 stop8h 55m

£149

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Sun 2/3

19:35-11:40

1 stop15h 05m

Ljubljana Joze Pucnik

Sat 8/3

13:05-18:20

1 stop6h 15m

£156

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Wed 12/3

11:50-13:45

2 stops24h 55m

Ljubljana Joze Pucnik

Wed 19/3

08:15-19:15

2 stops12h 00m

£158

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Sat 29/3

17:50-11:05

1 stop16h 15m

Ljubljana Joze Pucnik

Thu 10/4

09:10-16:15

1 stop8h 05m

£163

LondonLjubljana

LGW - LJU

LGWLJU

London Gatwick

Tue 6/5

18:35-18:35

1 stop23h 00m

Ljubljana Joze Pucnik

Wed 14/5

19:25-17:55

1 stop23h 30m

£164

Flights are sorted by cheapest return flights first.

Deals found on 20/1

Showing 1-10 of 44 results
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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.
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.

Travel insights for flights from London to Slovenia

Get recent, data-driven insights about flights from London to Slovenia including ideal travel times, pricing trends, and more.

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 £327). 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?

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 21 January 2025.

When flying from London to Slovenia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Slovenia by month

Plan your trip to Slovenia by taking into account the average rainfall totals by month.

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.

Temperature in Slovenia by month

Plan your trip to Slovenia by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Slovenia

Get insights into the airlines that provide service to Slovenia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Slovenia. Reviews last updated 21 January 2025.
To help decide which airline to fly from London to Slovenia, see what other customers have to say about Air Serbia, KLM and easyJet. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,360 reviews
Check prices

Overall

8.1

Crew

8.3

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Reviews

1 / 10

Good although thete was 2 hours delay in the flight but still is good 😊

Emirates
8.1
Very Good
3,360 reviews
Emirates
8.1
Very Good
3,360 reviews
Check prices

Overall

8.1

Crew

8.3

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Reviews

1 / 10

Good although thete was 2 hours delay in the flight but still is good 😊

KLM
7.8
Good
1,341 reviews
Emirates
8.1
Very Good
3,360 reviews
Check prices

Overall

8.1

Crew

8.3

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Reviews

1 / 10

Good although thete was 2 hours delay in the flight but still is good 😊

Norwegian
7.7
Good
249 reviews
Emirates
8.1
Very Good
3,360 reviews
Check prices

Overall

8.1

Crew

8.3

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Reviews

1 / 10

Good although thete was 2 hours delay in the flight but still is good 😊

LOT
7.6
Good
1,117 reviews
Emirates
8.1
Very Good
3,360 reviews
Check prices

Overall

8.1

Crew

8.3

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Reviews

1 / 10

Good although thete was 2 hours delay in the flight but still is good 😊

SWISS
7.5
Good
1,600 reviews
Emirates
8.1
Very Good
3,360 reviews
Check prices

Overall

8.1

Crew

8.3

Entertainment

8.2

Boarding

8.1

Food

7.9

Comfort

8.0

Reviews

1 / 10

Good although thete was 2 hours delay in the flight but still is good 😊

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.

  • 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 £34. Norwegian flights start at £87 while deals on KLM start at £91 one-way.

  • What are the most popular routes from London to Slovenia?

    While some choose either London Gatwick - Ljubljana Joze Pucnik or London City - 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 £283, our data indicates the cheapest price to be £147. The most popular route (London Heathrow - Ljubljana Joze Pucnik), is priced around £149.

  • 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 £327). 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

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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.
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Top 6 airlines flying from London to Slovenia

Discover the top 6 airlines that operate flights from London to Slovenia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 January 2025.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£74Average£171FlexibilityNo cancel feeOn-time86%
Search easyJet flights
British AirwaysCheapest£141Average£308FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Brussels AirlinesCheapest£147Average£245FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
SWISSCheapest£148Average£202FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest£150Average£233FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
LOTCheapest£158Average£231FlexibilityNo cancel feeOn-time81%
Search LOT flights

Fly with Cheapflights

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

When you search for this flight from London to Slovenia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to Slovenia from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from London to Slovenia with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Slovenia flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from London to Slovenia and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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