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Cheap flights from London Heathrow Airport to Slovenia from £92

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 17/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LJU
16 nov — 23 nov1
1 adult
1 adult, Economy

Find flight deals from Heathrow to Slovenia

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

gio 20/1108:45LHR - LJU
1 stop9h 45mLufthansa
sab 22/1109:45LJU - LHR
1 stop4h 15mLufthansa
Deal found 15/10£146
gio 11/1206:35LHR - LJU
1 stop5h 05mLufthansa
lun 15/1209:45LJU - LHR
1 stop7h 05mLufthansa
Deal found 16/10£147
lun 17/1108:45LHR - LJU
1 stop9h 45mLufthansa
gio 27/1120:10LJU - LHR
1 stop3h 45mLufthansa
Deal found 15/10£150
lun 10/1108:45LHR - LJU
1 stop9h 45mLufthansa
mar 18/1113:20LJU - LHR
1 stop6h 15mLufthansa
Deal found 16/10£150
lun 10/1108:45LHR - LJU
1 stop9h 45mLufthansa
dom 16/1106:35LJU - LHR
1 stop4h 10mLufthansa
Deal found 15/10£152
mer 12/1106:50LHR - LJU
1 stop5h 05mMultiple Airlines
mer 19/1110:00LJU - LHR
1 stop8h 05mMultiple Airlines
Deal found 15/10£154
dom 16/1106:50LHR - LJU
1 stop5h 05mMultiple Airlines
lun 24/1109:45LJU - LHR
1 stop4h 15mMultiple Airlines
Deal found 16/10£155
mer 19/1106:50LHR - LJU
1 stop5h 05mMultiple Airlines
sab 22/1109:45LJU - LHR
1 stop8h 20mMultiple Airlines
Deal found 17/10£156
ven 14/1106:30LHR - LJU
1 stop5h 35mLOT
lun 17/1113:45LJU - LHR
1 stop20h 50mLOT
Deal found 15/10£156
ven 21/1106:30LHR - LJU
1 stop5h 35mLOT
mar 25/1117:10LJU - LHR
1 stop17h 25mLOT
Deal found 15/10£157
sab 22/1106:30LHR - LJU
1 stop9h 00mLOT
lun 24/1113:45LJU - LHR
1 stop20h 50mLOT
Deal found 16/10£158

Cheap flight deals from Heathrow to Slovenia

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

Round-trip from

£146

One-way from

£92

Popular in

August

Cheapest in

March

Average price

£170

Good round-trip deal

£216 or less

Good one-way deal

£109 or less
Lufthansa
  • Lufthansa
  • 20/11-22/11
  • 2 total stops
  • 14h 00m total
  • London to Slovenia
Search Deals
LOT
  • LOT
  • 17/11
  • 1 total stop
  • 5h 35m total
  • London to Slovenia
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£32 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 October 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to Slovenia.
Search Deals
Price to beat on a one-way flight from London Heathrow to Slovenia.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 17 ottobre 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Slovenia that are best for you.

Fly from

Heathrow

Fly to

Slovenia

Route

Depart

Return

Price

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

gio 20/11

08:45-19:30

1 stop9h 45m

Ljubljana Joze Pucnik

sab 22/11

09:45-13:00

1 stop4h 15m

£146

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

ven 23/1

11:10-19:30

1 stop7h 20m

Ljubljana Joze Pucnik

sab 31/1

09:45-13:00

1 stop4h 15m

£152

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

ven 23/1

11:10-19:30

1 stop7h 20m

Ljubljana Joze Pucnik

ven 30/1

09:45-15:50

1 stop7h 05m

£152

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

ven 5/12

20:15-09:05

1 stop11h 50m

Ljubljana Joze Pucnik

lun 8/12

20:10-22:55

1 stop3h 45m

£157

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

mar 3/2

07:40-12:40

1 stop4h 00m

Ljubljana Joze Pucnik

dom 8/2

10:35-14:45

1 stop5h 10m

£157

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

mar 11/11

07:40-12:40

1 stop4h 00m

Ljubljana Joze Pucnik

lun 17/11

20:10-22:55

1 stop3h 45m

£159

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

mar 11/11

07:40-12:40

1 stop4h 00m

Ljubljana Joze Pucnik

mar 18/11

13:20-18:35

1 stop6h 15m

£159

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

mar 11/11

07:40-12:40

1 stop4h 00m

Ljubljana Joze Pucnik

mer 19/11

10:00-15:50

1 stop6h 50m

£159

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

mer 12/11

09:00-14:05

1 stop4h 05m

Ljubljana Joze Pucnik

mar 18/11

13:20-17:05

1 stop4h 45m

£162

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

dom 29/3

19:25-14:25

1 stop18h 00m

Ljubljana Joze Pucnik

ven 3/4

20:45-19:05

1 stop23h 20m

£162

Flights are sorted by cheapest return flights first.

Deals found on 16/10

Showing 1-10 of 24 results
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Best time to book a flight from Heathrow to Slovenia

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

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

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Slovenia (average of £67). Flying from London Heathrow Airport to Slovenia in July is currently the most expensive (average of £173). 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 LHR to SI?

Find hourly flight availability from Heathrow 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 ottobre 2025.

One of the essential ways to save on airfare from London Heathrow Airport to Slovenia is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 46% on airfare.

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 17 ottobre 2025.
Check out reviews from past customers who have flown with LOT, Brussels Airlines, andeasyJet from London Heathrow Airport to Slovenia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.6
Good
1,133 reviews
Check prices

Food

7.1

Boarding

7.6

Entertainment

6.9

Overall

7.6

Comfort

7.5

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Rami,Sept 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
LOT
7.6
Good
1,133 reviews
LOT
7.6
Good
1,133 reviews
Check prices

Food

7.1

Boarding

7.6

Entertainment

6.9

Overall

7.6

Comfort

7.5

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Rami,Sept 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
Brussels Airlines
7.2
Good
365 reviews
LOT
7.6
Good
1,133 reviews
Check prices

Food

7.1

Boarding

7.6

Entertainment

6.9

Overall

7.6

Comfort

7.5

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Rami,Sept 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
easyJet
6.9
Okay
1,835 reviews
LOT
7.6
Good
1,133 reviews
Check prices

Food

7.1

Boarding

7.6

Entertainment

6.9

Overall

7.6

Comfort

7.5

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Rami,Sept 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
Lufthansa
6.8
Okay
7,502 reviews
LOT
7.6
Good
1,133 reviews
Check prices

Food

7.1

Boarding

7.6

Entertainment

6.9

Overall

7.6

Comfort

7.5

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Rami,Sept 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights
British Airways
6.7
Okay
7,459 reviews
LOT
7.6
Good
1,133 reviews
Check prices

Food

7.1

Boarding

7.6

Entertainment

6.9

Overall

7.6

Comfort

7.5

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Rami,Sept 2025

LAX - WAW

The second leg. Very tight seats No WiFi on both flights

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow Airport to Slovenia?

    A quick flight from London Heathrow Airport to Slovenia can take about 9h 45m. Lufthansa provides one of the quickest options available for as low as £146. The distance from London Heathrow Airport to Slovenia is about 766 mi.

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

    The cheapest airline one-way is LOT, with whom users have recently found tickets for as low as £92. However, be on the lookout for offers from Air Serbia and Aegean Airlines, as they are both options that can get you from London Heathrow Airport to Slovenia for a low price.

  • What are the cheapest flights from London Heathrow Airport to Slovenia?

    The cheapest flight price from London Heathrow Airport to Slovenia is £80. On average you can expect to pay £207. The most popular route, (London Heathrow - Ljubljana Joze Pucnik), can usually be booked for £146.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Slovenia?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Slovenia (average of £67). Flying from London Heathrow Airport to Slovenia in July is currently the most expensive (average of £173). 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 Heathrow to Slovenia

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Top 6 airlines flying from Heathrow to Slovenia

Discover the top 6 airlines that operate flights from Heathrow 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 17 ottobre 2025.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£65Average£162FlexibilityNo cancel feeOn-time86%
Search easyJet flights
LOTCheapest£135Average£241FlexibilityNo cancel feeOn-time81%
Search LOT flights
SWISSCheapest£136Average£196FlexibilityNo cancel feeOn-time79%
Search SWISS flights
British AirwaysCheapest£146Average£294FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£149Average£192FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Brussels AirlinesCheapest£155Average£257FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights

Fly with Cheapflights

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

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

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

Certainly. Search results for flights to Slovenia from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Heathrow to Slovenia on Cheapflights with our Price Alert feature and get notified when better prices are available.

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