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Cheap flights from London Luton Airport to Slovenia from £66

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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — LJU
18 Dec — 25 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 18 November 2025.

Round-trip from

£128

One-way from

£66

Popular in

August

Cheapest in

March

Average price

£147
26/2-1/3
  • 26/2-1/3
  • 2 total stops
  • 14h 45m total
  • London to Slovenia
Search Deals
10/2
  • 10/2
  • 1 total stop
  • 6h 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 18 November 2025.

Tue 9/1206:50LTN - LJU
2 stops25h 05mMultiple Airlines
Tue 16/1219:25LJU - LTN
2 stops19h 35mMultiple Airlines
Deal found 15/11£179
Mon 15/1206:25LTN - LJU
2 stops25h 30mMultiple Airlines
Thu 18/1215:15LJU - LTN
1 stop8h 15mMultiple Airlines
Deal found 16/11£184
Thu 11/1220:50LTN - LJU
2 stops35h 05mMultiple Airlines
Thu 18/1215:15LJU - LTN
1 stop8h 15mMultiple Airlines
Deal found 15/11£192
Mon 1/1212:10LTN - LJU
1 stop19h 45mMultiple Airlines
Wed 3/1214:10LJU - LTN
1 stop24h 25mMultiple Airlines
Deal found 17/11£193
Tue 16/1206:50LTN - LJU
1 stop10h 50mMultiple Airlines
Fri 19/1220:45LJU - LTN
2 stops16h 40mMultiple Airlines
Deal found 15/11£201
Tue 9/1206:50LTN - LJU
2 stops25h 05mMultiple Airlines
Fri 12/1220:45LJU - LTN
2 stops19h 00mMultiple Airlines
Deal found 16/11£209
Sat 13/1221:00LTN - LJU
2 stops17h 55mMultiple Airlines
Wed 17/1209:45LJU - LTN
2 stops34h 40mMultiple Airlines
Deal found 15/11£217
Wed 31/1214:40LTN - LJU
2 stops21h 30mMultiple Airlines
Wed 7/109:45LJU - LTN
2 stops33h 55mMultiple Airlines
Deal found 16/11£217
Sun 30/1112:10LTN - LJU
1 stop19h 45mMultiple Airlines
Wed 3/1214:10LJU - LTN
1 stop24h 25mMultiple Airlines
Deal found 17/11£230
Thu 27/1112:10LTN - LJU
1 stop19h 15mMultiple Airlines
Mon 1/1214:10LJU - LTN
1 stop24h 30mMultiple Airlines
Deal found 16/11£232

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 18 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

Thu 26/2

06:05-13:25

1 stop6h 20m

Ljubljana Joze Pucnik

Sun 1/3

15:00-22:25

1 stop8h 25m

£128

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Thu 22/1

06:05-13:25

1 stop6h 20m

Ljubljana Joze Pucnik

Sun 25/1

08:35-08:30

2 stops24h 55m

£134

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Thu 29/1

06:05-13:25

1 stop6h 20m

Ljubljana Joze Pucnik

Sun 1/2

08:35-08:30

2 stops24h 55m

£134

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Tue 24/2

06:10-13:10

1 stop6h 00m

Ljubljana Joze Pucnik

Sun 1/3

15:00-22:25

1 stop8h 25m

£137

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Thu 5/2

06:05-13:25

1 stop6h 20m

Ljubljana Joze Pucnik

Tue 10/2

10:10-09:45

2 stops24h 35m

£162

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Thu 22/1

06:05-13:25

1 stop6h 20m

Ljubljana Joze Pucnik

Mon 26/1

09:45-23:10

2 stops14h 25m

£163

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Thu 5/2

06:05-13:25

1 stop6h 20m

Ljubljana Joze Pucnik

Wed 11/2

09:45-19:25

2 stops34h 40m

£169

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Thu 8/1

06:50-14:30

1 stop6h 40m

Ljubljana Joze Pucnik

Sun 11/1

16:00-22:25

1 stop7h 25m

£172

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Tue 16/12

06:50-18:40

1 stop10h 50m

£75

LondonLjubljana

LTN - LJU

LTNLJU

London Luton

Wed 11/2

19:30-14:30

2 stops18h 00m

£86

Flights are sorted by cheapest return flights first.

Deals found on 17/11

Showing 1-10 of 18 results
1
2

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 18 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

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Fly with Cheapflights

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

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

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

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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