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Cheap flights from London Luton Airport to Slovenia from £69

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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — LJU
4 Dec — 11 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Luton to Slovenia

Keep the following information in mind while searching for Luton to Slovenia flight deals. Data was last updated 4 November 2025.

Round-trip from

£112

One-way from

£69

Popular in

August

Cheapest in

March

Average price

£155
27/1-31/1
  • 27/1-31/1
  • 2 total stops
  • 17h 45m total
  • London to Slovenia
Search Deals
15/11
  • 15/11
  • 1 total stop
  • 14h 00m total
  • London to Slovenia
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£33 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 November 2025
Search Deals

Find flight deals from Luton to Slovenia

Enter your travel dates to find the best prices.

Cheapest flights from Luton to Slovenia
Explore the most affordable flight options available from Luton to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2025.

Sat 13/1217:00LTN - LJU
1 stop14h 00mMultiple Airlines
Tue 16/1219:25LJU - LTN
2 stops27h 45mMultiple Airlines
Deal found 1/11£161
Sat 29/1117:00LTN - LJU
1 stop14h 00mMultiple Airlines
Sat 6/1210:25LJU - LTN
2 stops14h 40mMultiple Airlines
Deal found 1/11£166
Fri 5/1206:50LTN - LJU
2 stops25h 05mMultiple Airlines
Sun 7/1208:35LJU - LTN
2 stops24h 55mMultiple Airlines
Deal found 1/11£178
Thu 11/1214:50LTN - LJU
2 stops16h 35mMultiple Airlines
Tue 16/1219:25LJU - LTN
2 stops27h 45mMultiple Airlines
Deal found 1/11£180
Sat 29/1117:00LTN - LJU
1 stop14h 00mMultiple Airlines
Sun 30/1120:45LJU - LTN
2 stops27h 25mMultiple Airlines
Deal found 2/11£180
Mon 1/1212:10LTN - LJU
1 stop6h 45mMultiple Airlines
Wed 3/1214:10LJU - LTN
1 stop24h 25mMultiple Airlines
Deal found 2/11£183
Tue 16/1206:50LTN - LJU
1 stop10h 50mMultiple Airlines
Tue 23/1220:45LJU - LTN
2 stops22h 55mMultiple Airlines
Deal found 31/10£186
Sun 7/1206:20LTN - LJU
1 stop7h 55mMultiple Airlines
Thu 11/1220:45LJU - LTN
2 stops29h 15mMultiple Airlines
Deal found 1/11£187

Cheapflights Fare Finder

 
Customise your flight search to find flights from Luton 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 4 November 2025.
Use the filters below to find and compare flights from London Luton Airport to Slovenia that are best for you.

Fly from

Luton

Fly to

Slovenia

Route

Depart

Return

Price

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Tue 27/1

06:10-13:10

1 stop6h 00m

Ljubljana Joze Pucnik

Sat 31/1

13:45-00:30

1 stop11h 45m

£112

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Thu 29/1

06:05-13:10

1 stop6h 05m

Ljubljana Joze Pucnik

Sat 31/1

13:45-00:30

1 stop11h 45m

£112

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Fri 9/1

14:40-13:10

2 stops21h 30m

Ljubljana Joze Pucnik

Sun 11/1

16:00-22:25

1 stop7h 25m

£142

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Tue 27/1

06:10-13:10

1 stop6h 00m

Ljubljana Joze Pucnik

Thu 29/1

15:15-13:00

2 stops22h 45m

£149

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Thu 29/1

06:05-13:10

1 stop6h 05m

Ljubljana Joze Pucnik

Sun 1/2

16:00-22:25

1 stop7h 25m

£154

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Mon 26/1

14:55-13:10

2 stops21h 15m

Ljubljana Joze Pucnik

Thu 29/1

15:15-14:00

2 stops23h 45m

£154

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Thu 26/2

06:05-13:10

1 stop6h 05m

Ljubljana Joze Pucnik

Sun 1/3

09:45-18:40

2 stops9h 55m

£159

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Sat 13/12

17:00-08:00

1 stop14h 00m

Ljubljana Joze Pucnik

Tue 16/12

19:25-22:10

2 stops27h 45m

£161

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Sun 1/2

12:10-19:55

1 stop6h 45m

Ljubljana Joze Pucnik

Thu 5/2

15:15-22:20

1 stop8h 05m

£164

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Sat 29/11

17:00-08:00

1 stop14h 00m

Ljubljana Joze Pucnik

Sat 6/12

10:25-00:05

2 stops14h 40m

£166

Flights are sorted by cheapest return flights first.

Deals found on 2/11

Showing 1-10 of 21 results
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Best time to book a flight from Luton to Slovenia

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

What is the cheapest time of day to fly from LTN to SI?

Find hourly flight availability from Luton 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 4 November 2025.

One of the essential ways to save on airfare from London Luton Airport to Slovenia is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the morning could potentially save you up to 89% on airfare.

Related info for your journey

Find useful and relevant information for your journey from Luton to Slovenia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Luton 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.

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.

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