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 £96. However, be on the lookout for offers from Air France and Lufthansa, as they are both options that can get you from London Heathrow Airport to Slovenia for a low price.

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

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

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

The cheapest flight price from London Heathrow Airport to Slovenia is £147. On average you can expect to pay £282. The most popular route, (London Heathrow - Ljubljana Joze Pucnik), can usually be booked for £146.

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, Lufthansa or LOT.

What is the cheapest day to fly round-trip from London Heathrow Airport to Slovenia?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 43% on your flight compared to booking on days when demand is much higher.

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 57 days early can save you up to 99% on average compared to booking a flight this week. If booking 57 days before your flight isn’t an option for you, users have found flights from London Heathrow Airport to Slovenia for as little as £188 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 £276 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 £197 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.

£152+ Flights from London Heathrow Airport to Slovenia

Cheap flight deals from Heathrow to Slovenia

Round-trip from	£136
One-way from	£96
Good round-trip deal	£193 or less

Air Serbia
8/4-13/4
2 total stops
46h 05m total
London to Slovenia

Search Deals

LOT
11/2
1 total stop
9h 00m total
London to Slovenia

Search Deals

Price to beat on a round-trip flight from London Heathrow 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 22 January 2025.

Tue 8/413:30LHR - LJU

1 stop18h 25mAir Serbia

Sun 13/409:50LJU - LHR

1 stop27h 40mAir Serbia

Deal found 21/1£136

Mon 24/306:30LHR - LJU

1 stop5h 35mMultiple Airlines

Mon 31/320:45LJU - LHR

1 stop16h 45mMultiple Airlines

Deal found 21/1£146

Wed 12/306:30LHR - LJU

1 stop5h 35mLOT

Wed 19/313:45LJU - LHR

1 stop9h 15mLOT

Deal found 21/1£152

Sun 2/319:35LHR - LJU

1 stop15h 05mAir France

Sat 8/313:05LJU - LHR

1 stop6h 15mAir France

Deal found 21/1£155

Tue 11/307:40LHR - LJU

1 stop3h 45mLufthansa

Wed 26/313:05LJU - LHR

1 stop3h 45mLufthansa

Deal found 21/1£159

Sat 29/317:50LHR - LJU

1 stop16h 15mKLM

Thu 10/409:10LJU - LHR

1 stop8h 05mKLM

Deal found 21/1£163

Mon 31/311:00LHR - LJU

Nonstop2h 15mBritish Airways

Thu 15/519:00LJU - LHR

Nonstop2h 20mBritish Airways

Deal found 21/1£166

Tue 25/318:40LHR - LJU

1 stop18h 25mSWISS

Mon 19/519:20LJU - LHR

1 stop25h 00mSWISS

Deal found 21/1£168

Sun 23/311:05LHR - LJU

1 stop3h 40mBrussels Airlines

Wed 9/418:30LJU - LHR

1 stop4h 05mBrussels Airlines

Deal found 21/1£169

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 22 January 2025.

Tue 8/413:30LHR - LJU

1 stop18h 25mAir Serbia

Sun 13/409:50LJU - LHR

1 stop27h 40mAir Serbia

Deal found 21/1£136

Mon 24/306:30LHR - LJU

1 stop5h 35mMultiple Airlines

Mon 31/320:45LJU - LHR

1 stop16h 45mMultiple Airlines

Deal found 21/1£146

Wed 12/306:30LHR - LJU

1 stop5h 35mLOT

Wed 19/313:45LJU - LHR

1 stop9h 15mLOT

Deal found 21/1£152

Sun 2/319:35LHR - LJU

1 stop15h 05mAir France

Sat 8/313:05LJU - LHR

1 stop6h 15mAir France

Deal found 21/1£155

Tue 11/307:40LHR - LJU

1 stop3h 45mLufthansa

Wed 26/313:05LJU - LHR

1 stop3h 45mLufthansa

Deal found 21/1£159

Sat 29/317:50LHR - LJU

1 stop16h 15mKLM

Thu 10/409:10LJU - LHR

1 stop8h 05mKLM

Deal found 21/1£163

Mon 31/311:00LHR - LJU

Nonstop2h 15mBritish Airways

Thu 15/519:00LJU - LHR

Nonstop2h 20mBritish Airways

Deal found 21/1£166

Tue 25/313:45LHR - LJU

1 stop23h 20mSWISS

Thu 15/510:50LJU - LHR

1 stop6h 35mSWISS

Deal found 21/1£168

Sun 23/311:05LHR - LJU

1 stop3h 40mBrussels Airlines

Wed 9/418:30LJU - LHR

1 stop4h 05mBrussels Airlines

Deal found 21/1£169

Last-minute flights from Heathrow to Slovenia
Discover last-minute flight deals from Heathrow to Slovenia. Data last updated 22 January 2025 and is based on user searches.

Thu 23/119:35LHR - LJU

1 stop15h 05mAir France

Sat 25/113:05LJU - LHR

1 stop9h 20mAir France

Deal found 21/1£222

Tue 28/106:30LHR - LJU

1 stop9h 00mLOT

Fri 31/113:45LJU - LHR

1 stop9h 15mLOT

Deal found 21/1£202

Fri 31/111:05LHR - LJU

1 stop3h 40mBrussels Airlines

Fri 21/216:30LJU - LHR

1 stop5h 50mBrussels Airlines

Deal found 21/1£199

Sat 1/215:30LHR - LJU

1 stop5h 05mLufthansa

Mon 24/213:05LJU - LHR

1 stop7h 30mLufthansa

Deal found 21/1£184

Sat 1/217:10LHR - LJU

1 stop4h 05mSWISS

Thu 20/206:35LJU - LHR

1 stop10h 45mSWISS

Deal found 21/1£186

Sat 1/213:50LHR - LJU

1 stop7h 25mMultiple Airlines

Wed 5/213:05LJU - LHR

1 stop8h 55mMultiple Airlines

Deal found 21/1£206

Sat 1/217:50LHR - LJU

1 stop14h 55mKLM

Wed 5/212:25LJU - LHR

2 stops9h 25mKLM

Deal found 21/1£234

Sun 2/213:20LHR - LJU

1 stop5h 30mAir Serbia

Wed 5/208:15LJU - LHR

1 stop5h 05mAir Serbia

Deal found 21/1£236

Mon 3/217:50LHR - LJU

2 stops16h 50mKLM

Thu 20/214:40LJU - LHR

1 stop5h 35mKLM

Deal found 21/1£216

Wed 5/212:05LHR - LJU

1 stop9h 20mSWISS

Thu 20/206:35LJU - LHR

1 stop12h 15mSWISS

Deal found 21/1£176

Wed 5/211:05LHR - LJU

1 stop3h 40mBrussels Airlines

Fri 21/216:30LJU - LHR

1 stop5h 50mBrussels Airlines

Deal found 21/1£177

Thu 20/213:45LHR - LJU

1 stop7h 30mMultiple Airlines

Thu 27/213:05LJU - LHR

1 stop6h 30mMultiple Airlines

Deal found 21/1£163

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 22 January 2025.

Tue 11/206:30LHR - LJU

1 stop9h 00mLOT

Deal found 21/1£96

Wed 19/219:35LHR - LJU

1 stop15h 05mAir France

Deal found 21/1£102

Thu 6/306:35LHR - LJU

1 stop4h 50mLufthansa

Deal found 21/1£103

Wed 5/306:00LHR - LJU

1 stop7h 05mSWISS

Deal found 21/1£108

Tue 27/511:05LHR - LJU

1 stop5h 40mBrussels Airlines

Deal found 21/1£109

Wed 19/220:25LHR - LJU

2 stops14h 15mKLM

Deal found 21/1£115

Sun 25/519:55LHR - LJU

1 stop12h 00mAir Serbia

Deal found 21/1£117

Mon 21/411:00LHR - LJU

Nonstop2h 15mBritish Airways

Deal found 20/1£122

Tue 11/320:50LHR - LJU

3 stops39h 55mMultiple Airlines

Deal found 21/1£125

Find flights from Heathrow to Slovenia within your budget

Fly from

Fly to

Route

Depart

Return

Price

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

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 12/3

06:30-13:05

1 stop5h 35m

Ljubljana Joze Pucnik

Wed 19/3

13:45-22:00

1 stop9h 15m

£152

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

£155

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Tue 11/3

07:40-12:25

1 stop3h 45m

Ljubljana Joze Pucnik

Wed 26/3

13:05-15:50

1 stop3h 45m

£159

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

LHR - LJU

LHRLJU

London Heathrow

Mon 31/3

11:00-14:15

Nonstop2h 15m

Ljubljana Joze Pucnik

Thu 15/5

19:00-20:20

Nonstop2h 20m

£166

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Tue 25/3

18:40-14:05

1 stop18h 25m

Ljubljana Joze Pucnik

Mon 19/5

19:20-19:20

1 stop25h 00m

£168

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Sun 23/3

11:05-15:45

1 stop3h 40m

Ljubljana Joze Pucnik

Thu 10/4

18:30-21:35

1 stop4h 05m

£169

LondonLjubljana

LHR - LJU

LHRLJU

London Heathrow

Tue 11/2

06:30-16:30

1 stop9h 00m

£96

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 18 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?

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 morning tend to be the most expensive. A flight at midday could potentially save you up to 14% on airfare.

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 LOT, KLM and Lufthansa 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

1,341 reviews

Check prices

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM

7.8

Good

1,341 reviews

KLM

7.8

Good

1,341 reviews

Check prices

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

LOT

7.6

Good

1,117 reviews

KLM

7.8

Good

1,341 reviews

Check prices

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

SWISS

7.5

Good

1,600 reviews

KLM

7.8

Good

1,341 reviews

Check prices

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Air France

7.4

Good

1,490 reviews

KLM

7.8

Good

1,341 reviews

Check prices

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Brussels Airlines

7.4

Good

349 reviews

KLM

7.8

Good

1,341 reviews

Check prices

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

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 LOT, with whom users have recently found tickets for as low as £96. However, be on the lookout for offers from Air France and Lufthansa, 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 £147. On average you can expect to pay £282. 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 £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

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Top 6 airlines flying from Heathrow to Slovenia

Airline	Cheapest	Average	Flexibility	On-time
easyJet	Cheapest£74	Average£164	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
Brussels Airlines	Cheapest£146	Average£244	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
British Airways	Cheapest£147	Average£312	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
SWISS	Cheapest£147	Average£201	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Lufthansa	Cheapest£150	Average£234	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
LOT	Cheapest£157	Average£231	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.

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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 £96

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 11/2. 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

Good round-trip deal

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 22 January 2025.

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 22 January 2025.

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 22 January 2025.

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 LOT, KLM and Lufthansa 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 6 airlines flying from Heathrow to Slovenia

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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 22 January 2025.