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Cheap flights from Slovenia to London from £57

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 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
LJU — LON
18 Jun — 25 Jun1
1 adult

Cheap flight deals from Slovenia to London

Keep the following information in mind while searching for Slovenia to London flight deals. Data was last updated 13 June 2025.

Round-trip from

£107

One-way from

£57

Popular in

August

Cheapest in

March

Average price

£169

Good round-trip deal

£53 or less

Good one-way deal

£90 or less
easyJet
  • easyJet
  • 1/12-6/12
  • Nonstop
  • 4h 35m total
  • Slovenia to London
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Air Serbia
  • Air Serbia
  • 20/9
  • 1 total stop
  • 10h 25m total
  • Slovenia to London
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£38 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£5 potential savings vs. average return price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Slovenia to London (LON).
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Price to beat on a one-way flight from Slovenia to London (LON).
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Find flight deals from Slovenia to London

Cheapest flights from Slovenia to London
Explore the most affordable flight options available from Slovenia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Mon 1/1219:45LJU - LGW
Nonstop2h 25measyJet
Sat 6/1213:20LGW - LJU
Nonstop2h 10measyJet
Deal found 12/6£107
Mon 23/620:45LJU - LHR
1 stop16h 45mAir Serbia
Sat 28/613:30LHR - LJU
1 stop18h 30mAir Serbia
Deal found 12/6£138
Fri 3/1021:05LJU - LHR
Nonstop2h 20mBritish Airways
Mon 6/1011:00LHR - LJU
Nonstop2h 15mBritish Airways
Deal found 11/6£151
Sun 30/1106:30LJU - LHR
1 stop7h 30mSWISS
Sun 7/1206:00LHR - LJU
1 stop6h 40mSWISS
Deal found 12/6£154
Sat 29/1106:30LJU - LGW
1 stop12h 20mSWISS
Sat 6/1218:40LGW - LJU
1 stop18h 00mSWISS
Deal found 12/6£155
Sat 11/1009:40LJU - LHR
1 stop10h 25mMultiple Airlines
Wed 15/1006:30LHR - LJU
1 stop8h 50mMultiple Airlines
Deal found 12/6£156
Sat 23/806:30LJU - LHR
1 stop13h 10mLufthansa
Wed 27/806:55LHR - LJU
1 stop11h 30mLufthansa
Deal found 12/6£167
Thu 28/819:45LJU - LGW
1 stop21h 55mMultiple Airlines
Sun 31/817:30LGW - LJU
Nonstop2h 15mMultiple Airlines
Deal found 12/6£170
Fri 3/1016:30LJU - LHR
1 stop5h 25mKLM
Mon 6/1020:55LHR - LJU
1 stop10h 20mKLM
Deal found 11/6£173
Fri 3/1016:30LJU - LCY
1 stop4h 10mKLM
Mon 6/1019:00LCY - LJU
1 stop12h 15mKLM
Deal found 11/6£180
Thu 24/719:20LJU - LCY
1 stop14h 30mSWISS
Tue 29/709:25LCY - LJU
1 stop8h 10mSWISS
Deal found 11/6£183
Thu 28/813:20LJU - LHR
1 stop9h 40mLOT
Sun 31/806:30LHR - LJU
1 stop5h 05mLOT
Deal found 12/6£214

Cheapflights Fare Finder

Customise your flight search to find flights from Slovenia to London 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 13 June 2025.
Use the filters below to find and compare flights from Slovenia to London that are best for you.

Fly from

Slovenia

Fly to

London

Route

Depart

Return

Price

LjubljanaLondon

LJU - LGW

LJULGW

Ljubljana Joze Pucnik

Mon 1/12

19:45-21:10

Nonstop2h 25m

London Gatwick

Sat 6/12

13:20-16:30

Nonstop2h 10m

£107

LjubljanaLondon

LJU - LHR

LJULHR

Ljubljana Joze Pucnik

Mon 23/6

20:45-12:30

1 stop16h 45m

London Heathrow

Sat 28/6

13:30-09:00

1 stop18h 30m

£138

LjubljanaLondon

LJU - LHR

LJULHR

Ljubljana Joze Pucnik

Fri 3/10

21:05-22:25

Nonstop2h 20m

London Heathrow

Mon 6/10

11:00-14:15

Nonstop2h 15m

£151

LjubljanaLondon

LJU - LHR

LJULHR

Ljubljana Joze Pucnik

Sun 30/11

06:30-13:00

1 stop7h 30m

London Heathrow

Sun 7/12

06:00-13:40

1 stop6h 40m

£154

LjubljanaLondon

LJU - LGW

LJULGW

Ljubljana Joze Pucnik

Sat 29/11

06:30-17:50

1 stop12h 20m

London Gatwick

Sat 6/12

18:40-13:40

1 stop18h 00m

£155

LjubljanaLondon

LJU - LHR

LJULHR

Ljubljana Joze Pucnik

Sat 11/10

09:40-19:05

1 stop10h 25m

London Heathrow

Wed 15/10

06:30-16:20

1 stop8h 50m

£156

LjubljanaLondon

LJU - LHR

LJULHR

Ljubljana Joze Pucnik

Sat 23/8

06:30-18:40

1 stop13h 10m

London Heathrow

Wed 27/8

06:55-19:25

1 stop11h 30m

£167

LjubljanaLondon

LJU - LGW

LJULGW

Ljubljana Joze Pucnik

Thu 28/8

19:45-16:40

1 stop21h 55m

London Gatwick

Sun 31/8

17:30-20:45

Nonstop2h 15m

£170

LjubljanaLondon

LJU - LHR

LJULHR

Ljubljana Joze Pucnik

Fri 3/10

16:30-20:55

1 stop5h 25m

London Heathrow

Mon 6/10

20:55-08:15

1 stop10h 20m

£173

LjubljanaLondon

LJU - LCY

LJULCY

Ljubljana Joze Pucnik

Fri 3/10

16:30-19:40

1 stop4h 10m

London City

Mon 6/10

19:00-08:15

1 stop12h 15m

£180

Flights are sorted by cheapest return flights first.

Deals found on 13/6

Showing 1-10 of 53 results
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Best time to book a flight from Slovenia to London

Have a flexible travel schedule? Discover the best time to fly to London from Slovenia 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 Slovenia to London

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

Currently, January is the cheapest month in which you can book a flight from Slovenia to London (average of £112). Flying from Slovenia to London in August is currently the most expensive (average of £164). 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 SI to LON?

Find hourly flight availability from Slovenia to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2025.

When flying from Slovenia to London, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 12% versus a flight at midday.

Rainfall in London by month

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

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

Temperature in London by month

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

If weather is an important factor for your trip to London, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 13 June 2025.
See what other customers who have flown with Emirates, KLM and airBaltic from Slovenia to London have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,265 reviews
Check prices

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Crew

8.3

Overall

8.1

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Ahmad wadah,Jan 2024

CAI - DXB

Unfortunately, I have arrived to Bangkok yesterday morning and no bag . I have checked with EK staff many times to get the confirmation that , my bag is on the flight . They have confirmed so but the reality was totally opposite. I am here for business trip and I have several meetings . Imagin !!!!! Till this time , they are telling me that : bag not yet found . This is my experience
Emirates
8.1
Very Good
3,265 reviews
Emirates
8.1
Very Good
3,265 reviews
Check prices

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Crew

8.3

Overall

8.1

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Ahmad wadah,Jan 2024

CAI - DXB

Unfortunately, I have arrived to Bangkok yesterday morning and no bag . I have checked with EK staff many times to get the confirmation that , my bag is on the flight . They have confirmed so but the reality was totally opposite. I am here for business trip and I have several meetings . Imagin !!!!! Till this time , they are telling me that : bag not yet found . This is my experience
KLM
7.8
Good
1,358 reviews
Emirates
8.1
Very Good
3,265 reviews
Check prices

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Crew

8.3

Overall

8.1

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Ahmad wadah,Jan 2024

CAI - DXB

Unfortunately, I have arrived to Bangkok yesterday morning and no bag . I have checked with EK staff many times to get the confirmation that , my bag is on the flight . They have confirmed so but the reality was totally opposite. I am here for business trip and I have several meetings . Imagin !!!!! Till this time , they are telling me that : bag not yet found . This is my experience
airBaltic
7.8
Good
179 reviews
Emirates
8.1
Very Good
3,265 reviews
Check prices

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Crew

8.3

Overall

8.1

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Ahmad wadah,Jan 2024

CAI - DXB

Unfortunately, I have arrived to Bangkok yesterday morning and no bag . I have checked with EK staff many times to get the confirmation that , my bag is on the flight . They have confirmed so but the reality was totally opposite. I am here for business trip and I have several meetings . Imagin !!!!! Till this time , they are telling me that : bag not yet found . This is my experience
Norwegian
7.8
Good
233 reviews
Emirates
8.1
Very Good
3,265 reviews
Check prices

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Crew

8.3

Overall

8.1

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Ahmad wadah,Jan 2024

CAI - DXB

Unfortunately, I have arrived to Bangkok yesterday morning and no bag . I have checked with EK staff many times to get the confirmation that , my bag is on the flight . They have confirmed so but the reality was totally opposite. I am here for business trip and I have several meetings . Imagin !!!!! Till this time , they are telling me that : bag not yet found . This is my experience
LOT
7.6
Good
1,077 reviews
Emirates
8.1
Very Good
3,265 reviews
Check prices

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Crew

8.3

Overall

8.1

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Ahmad wadah,Jan 2024

CAI - DXB

Unfortunately, I have arrived to Bangkok yesterday morning and no bag . I have checked with EK staff many times to get the confirmation that , my bag is on the flight . They have confirmed so but the reality was totally opposite. I am here for business trip and I have several meetings . Imagin !!!!! Till this time , they are telling me that : bag not yet found . This is my experience

Related info for your journey

Find useful and relevant information for your journey from Slovenia to London. 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 Slovenia to London one-way?

    One-way options have recently been found by users for as low as £57 on Air Serbia. Other airlines that offer cheap prices include easyJet from £65 and LOT from £100 one-way.

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

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

  • What are the cheapest flights from Slovenia to London?

    Looking at all options, your cheapest flight can be booked for £94. While the most popular route (Ljubljana Joze Pucnik - London Heathrow) can be booked for £141 on average our data indicates £163 when flying from Slovenia to London.

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

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

  • How can I find direct flights from Slovenia to London?

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

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

    Yes. Cheapflights offers flight deals from Slovenia to London 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 Slovenia to London?

    Currently, January is the cheapest month in which you can book a flight from Slovenia to London (average of £112). Flying from Slovenia to London in August is currently the most expensive (average of £164). 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

Travelling to a place near Slovenia?

Book flights to Slovenia if you plan to visit one of these locations
Deal
Hounslow
Croydon
Milton Keynes
Gatwick
Luton
Slough
Wembley
Crawley
Eastbourne
Ilford
Southend-on-Sea
Watford
Hayes
Ipswich
Winchester
Folkestone
Maidstone
Dartford
Guildford

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Alternative routes for Slovenia to London

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

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

Cheapflights helps you search for flights from Slovenia to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Slovenia.

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

Yes, we can. To see specific flights from Slovenia to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Slovenia today and book when prices fit your budget.

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