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

The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as £86. However, be on the lookout for offers from Air Serbia and LOT, 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 £149. On average you can expect to pay £226. The most popular route, (London Heathrow - Ljubljana Joze Pucnik), can usually be booked for £145.

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

Before booking your flight from London Heathrow Airport to Slovenia check out the most popular airlines for this route: British Airways, Air Serbia or Lufthansa.

How far in advance should I book a flight from London Heathrow Airport to Slovenia?

Users have found that booking a flight from London Heathrow Airport to Slovenia at least 58 days early can save you up to 133% on average compared to booking a flight this week. If booking 58 days before your flight isn’t an option for you, users have found flights from London Heathrow Airport to Slovenia for as little as £177 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £270 for flights departing within the next 3 days.

What is the cheapest month to fly from London Heathrow Airport to Slovenia?

Due to multiple factors, expect to potentially pay more when booking in August. For low rates, January can be a great choice for travel to Slovenia. Flights to Slovenia from London Heathrow Airport in January are about £187 on average during January, but can be found for as low as £18.

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.

£229+ Flights from London Heathrow Airport to Slovenia

Cheap flight deals from Heathrow to Slovenia

Round-trip from	£145
One-way from	£86

British Airways
17/5-22/5
Nonstop
4h 35m total
London to Slovenia

Search Deals

British Airways
14/4
Nonstop
2h 15m total
London to Slovenia

Search Deals

Find flight deals from Heathrow to Slovenia

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 23 December 2024.

Thu 26/1206:35LHR - LJU

1 stop12h 00mLufthansa

Tue 31/1213:05LJU - LHR

1 stop5h 00mLufthansa

Deal found 22/12£247

Tue 24/1208:55LHR - LJU

1 stop4h 10mMultiple Airlines

Tue 31/1213:05LJU - LHR

1 stop6h 30mMultiple Airlines

Deal found 23/12£249

Mon 30/1206:50LHR - LJU

1 stop7h 55mBrussels Airlines

Wed 1/116:30LJU - LHR

1 stop5h 20mBrussels Airlines

Deal found 22/12£277

Thu 26/1220:25LHR - LJU

2 stops14h 15mKLM

Tue 31/1212:25LJU - LHR

2 stops9h 25mKLM

Deal found 23/12£285

Sat 28/1212:05LHR - LJU

1 stop20h 55mSWISS

Mon 6/106:30LJU - LHR

1 stop26h 35mSWISS

Deal found 23/12£344

Sat 28/1210:25LHR - LJU

1 stop25h 40mLOT

Sat 4/117:10LJU - LHR

1 stop17h 25mLOT

Deal found 23/12£371

Thu 26/1219:35LHR - LJU

1 stop15h 05mAir France

Mon 30/1212:25LJU - LHR

1 stop10h 00mAir France

Deal found 23/12£586

Best flights from Heathrow to Slovenia
Discover carefully curated flight deals from Heathrow to Slovenia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 December 2024.

Sat 17/516:05LHR - LJU

Nonstop2h 15mBritish Airways

Thu 22/519:00LJU - LHR

Nonstop2h 20mBritish Airways

Deal found 22/12£145

Mon 3/208:45LHR - LJU

1 stop9h 50mLufthansa

Mon 17/213:05LJU - LHR

1 stop5h 00mLufthansa

Deal found 22/12£146

Fri 4/413:30LHR - LJU

1 stop18h 25mAir Serbia

Mon 7/414:55LJU - LHR

1 stop22h 35mAir Serbia

Deal found 22/12£146

Sun 9/206:50LHR - LJU

1 stop7h 55mMultiple Airlines

Mon 17/213:05LJU - LHR

1 stop10h 50mMultiple Airlines

Deal found 23/12£155

Thu 1/520:55LHR - LJU

1 stop14h 10mKLM

Sat 10/512:35LJU - LHR

1 stop4h 40mKLM

Deal found 23/12£167

Sat 1/306:30LHR - LJU

1 stop9h 00mLOT

Mon 3/313:45LJU - LHR

1 stop9h 15mLOT

Deal found 22/12£176

Sat 25/106:00LHR - LJU

1 stop6h 40mSWISS

Mon 27/115:10LJU - LHR

2 stops23h 30mSWISS

Deal found 21/12£196

Fri 7/206:35LHR - LJU

1 stop11h 15mTurkish Airlines

Mon 10/209:20LJU - LHR

1 stop12h 45mTurkish Airlines

Deal found 22/12£284

Last-minute flights from Heathrow to Slovenia
Discover last-minute flight deals from Heathrow to Slovenia. Data last updated 23 December 2024 and is based on user searches.

Thu 26/1220:25LHR - LJU

2 stops14h 15mKLM

Tue 31/1212:25LJU - LHR

2 stops9h 25mKLM

Deal found 23/12£285

Thu 26/1219:35LHR - LJU

1 stop15h 05mAir France

Mon 30/1212:25LJU - LHR

1 stop10h 00mAir France

Deal found 23/12£586

Sat 28/1220:15LHR - LJU

2 stops12h 50mMultiple Airlines

Mon 6/116:30LJU - LHR

1 stop5h 20mMultiple Airlines

Deal found 22/12£254

Sat 28/1218:30LHR - LJU

1 stop14h 35mLufthansa

Thu 2/120:15LJU - LHR

1 stop25h 45mLufthansa

Deal found 22/12£274

Sat 28/1212:05LHR - LJU

1 stop20h 55mSWISS

Mon 6/106:30LJU - LHR

1 stop26h 35mSWISS

Deal found 23/12£344

Sat 28/1210:25LHR - LJU

1 stop25h 40mLOT

Sat 4/117:10LJU - LHR

1 stop17h 25mLOT

Deal found 23/12£371

Mon 30/1206:50LHR - LJU

1 stop7h 55mBrussels Airlines

Wed 1/116:30LJU - LHR

1 stop5h 20mBrussels Airlines

Deal found 22/12£277

Mon 30/1220:25LHR - LJU

2 stops14h 15mKLM

Wed 1/112:25LJU - LHR

2 stops9h 25mKLM

Deal found 23/12£368

Tue 21/108:55LHR - LJU

1 stop4h 10mMultiple Airlines

Tue 28/113:05LJU - LHR

1 stop6h 30mMultiple Airlines

Deal found 22/12£158

Tue 21/114:00LHR - LJU

2 stops17h 25mEgyptair

Tue 28/109:20LJU - LHR

2 stops28h 15mEgyptair

Deal found 22/12£1,196

Sat 25/108:45LHR - LJU

2 stops11h 50mLufthansa

Tue 28/113:05LJU - LHR

1 stop5h 00mLufthansa

Deal found 22/12£195

Sat 25/106:00LHR - LJU

1 stop6h 40mSWISS

Mon 27/115:10LJU - LHR

2 stops23h 30mSWISS

Deal found 21/12£196

One-way flights from Heathrow to Slovenia
Search for one-way flight options from Heathrow to Slovenia. Find affordable one-way fares based on user searches. Data last updated 23 December 2024.

Mon 14/411:00LHR - LJU

Nonstop2h 15mBritish Airways

Deal found 23/12£86

Fri 11/413:30LHR - LJU

1 stop5h 30mAir Serbia

Deal found 23/12£87

Tue 4/206:30LHR - LJU

1 stop9h 00mLOT

Deal found 23/12£92

Wed 19/306:35LHR - LJU

1 stop4h 50mLufthansa

Deal found 22/12£99

Tue 7/119:35LHR - LJU

1 stop15h 05mAir France

Deal found 23/12£102

Tue 28/120:25LHR - LJU

2 stops14h 15mKLM

Deal found 23/12£123

Sat 26/407:00LHR - LJU

2 stops26h 05mSWISS

Deal found 23/12£137

Thu 30/119:25LHR - LJU

3 stops12h 30mMultiple Airlines

Deal found 22/12£216

Find flights from Heathrow to Slovenia within your budget

Fly from

Fly to

Route

Depart

Return

Price

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Sat 17/5

16:05-19:20

Nonstop2h 15m

Ljubljana Joze Pucnik

Thu 22/5

19:00-20:20

Nonstop2h 20m

£145

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Mon 3/2

08:45-19:35

1 stop9h 50m

Ljubljana Joze Pucnik

Mon 17/2

13:05-17:05

1 stop5h 00m

£146

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Fri 4/4

13:30-08:55

1 stop18h 25m

Ljubljana Joze Pucnik

Mon 7/4

14:55-12:30

1 stop22h 35m

£146

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Sun 9/2

06:50-15:45

1 stop7h 55m

Ljubljana Joze Pucnik

Mon 17/2

13:05-22:55

1 stop10h 50m

£155

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Thu 1/5

20:55-12:05

1 stop14h 10m

Ljubljana Joze Pucnik

Sat 10/5

12:35-16:15

1 stop4h 40m

£167

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Sat 1/3

06:30-16:30

1 stop9h 00m

Ljubljana Joze Pucnik

Fri 7/3

13:45-22:00

1 stop9h 15m

£176

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Sat 25/1

06:00-13:40

1 stop6h 40m

Ljubljana Joze Pucnik

Mon 27/1

15:10-13:40

2 stops23h 30m

£196

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Fri 7/2

06:35-18:50

1 stop11h 15m

Ljubljana Joze Pucnik

Mon 10/2

09:20-21:05

1 stop12h 45m

£284

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Mon 14/4

11:00-14:15

Nonstop2h 15m

£86

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Fri 11/4

13:30-20:00

1 stop5h 30m

£87

Flights are sorted by cheapest return flights first.

Deals found on 23/12

Showing 1-10 of 16 results

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.

Travel insights for flights from Heathrow to Slovenia

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

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 £103). Flying from London Heathrow Airport 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 LHR to SI?

When flying from London Heathrow Airport 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

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

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

See what other customers who have flown with KLM, Lufthansa and LOT from London to Slovenia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,345 reviews

Check prices

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

KLM

7.8

Good

1,345 reviews

KLM

7.8

Good

1,345 reviews

Check prices

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

LOT

7.6

Good

1,125 reviews

KLM

7.8

Good

1,345 reviews

Check prices

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

SWISS

7.6

Good

1,605 reviews

KLM

7.8

Good

1,345 reviews

Check prices

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Air France

7.4

Good

1,503 reviews

KLM

7.8

Good

1,345 reviews

Check prices

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Turkish Airlines

7.3

Good

3,902 reviews

KLM

7.8

Good

1,345 reviews

Check prices

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Related info for your journey

What are the cheapest airlines to fly from London Heathrow Airport to Slovenia one-way?
The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as £86. However, be on the lookout for offers from Air Serbia and LOT, 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 £149. On average you can expect to pay £226. The most popular route, (London Heathrow - Ljubljana Joze Pucnik), can usually be booked for £145.
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 £103). Flying from London Heathrow Airport 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

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Heathrow to Slovenia

Airline	Cheapest	Average	Flexibility	On-time
easyJet	Cheapest£73	Average£172	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
British Airways	Cheapest£129	Average£289	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Air Serbia	Cheapest£133	Average£152	FlexibilityNo cancel fee	On-timeN/A	Search Air Serbia flights
Brussels Airlines	Cheapest£143	Average£239	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
SWISS	Cheapest£144	Average£189	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Lufthansa	Cheapest£146	Average£224	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
LOT	Cheapest£154	Average£225	FlexibilityNo cancel fee	On-time81%	Search LOT flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Slovenia from Heathrow today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Slovenia for you. Better yet — we are completely free to use.

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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Cheap flights from London Heathrow Airport to Slovenia from £86

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 14/4. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Slovenia

Round-trip from

One-way from

Find flight deals from Heathrow to Slovenia

Cheapest flights from Heathrow to SloveniaExplore 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 23 December 2024.

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 23 December 2024.

Find flights from Heathrow to Slovenia within your budget

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.

Travel insights for flights from Heathrow to Slovenia

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

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

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 23 December 2024.

Rainfall in Slovenia by month

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

Temperature in Slovenia by month

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

Reviews of airlines servicing Slovenia

See what other customers who have flown with KLM, Lufthansa and LOT from London to Slovenia have to say. You can also see how each airline compares 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 Heathrow 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 Heathrow Airport to Slovenia one-way?

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

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

How can I find direct flights from Heathrow to Slovenia?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to Slovenia

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

Top 7 airlines flying from Heathrow to Slovenia

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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

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

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

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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 23 December 2024.