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Cheap flights from Cardiff to Slovenia from £101

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 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — LJU
19 Apr — 26 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Slovenia

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Slovenia
Explore the most affordable flight options available from Cardiff to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 March 2026.

Wed 29/409:45
CWL
-
LJU
1 stop12h 10m
KLM
Wed 6/506:00
LJU
-
CWL
1 stop11h 45m
KLM
Deal found 15/3£238
Fri 15/517:15
CWL
-
LJU
1 stop4h 40m
KLM
Mon 18/506:00
LJU
-
CWL
1 stop4h 15m
KLM
Deal found 15/3£279
Fri 15/517:15
CWL
-
LJU
1 stop4h 40m
Multiple Airlines
Mon 18/509:25
LJU
-
CWL
3 stops38h 25m
Multiple Airlines
Deal found 15/3£284
Wed 29/423:50
CWL
-
LJU
3 stops37h 35m
Multiple Airlines
Wed 6/511:00
LJU
-
CWL
2 stops13h 05m
Multiple Airlines
Deal found 15/3£297
Sat 2/517:35
CWL
-
LJU
1 stop4h 20m
KLM
Sat 9/506:00
LJU
-
CWL
1 stop4h 15m
KLM
Deal found 18/3£312
Thu 30/417:15
CWL
-
LJU
1 stop4h 40m
KLM
Thu 7/506:00
LJU
-
CWL
1 stop11h 45m
KLM
Deal found 16/3£319
Sun 16/809:50
CWL
-
LJU
1 stop12h 00m
KLM
Mon 24/812:40
LJU
-
CWL
1 stop21h 35m
KLM
Deal found 18/3£321

Find flight deals from Cardiff to Slovenia

Keep the following information in mind while searching for Cardiff to Slovenia flight deals. Data was last updated 20 March 2026.

Round-trip from

£238

One-way from

£101
KLM
  • KLM
  • 29/4-6/5
  • 2 total stops
  • 23h 55m total
  • Cardiff to Slovenia
Search Deals
15/6
  • 15/6
  • 2 total stops
  • 29h 30m total
  • Cardiff to Slovenia
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff 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 20 March 2026.
Use the filters below to find and compare flights from Cardiff to Slovenia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffLjubljana

CWL - LJU

CWLLJU

Cardiff Wales

Wed 29/4

17:15-22:55

1 stop4h 40m

Ljubljana Joze Pucnik

Wed 6/5

14:35-09:15

2 stops19h 40m

£267
Fastest return journey

CardiffLjubljana

CWL - LJU

CWLLJU

Cardiff Wales

Fri 15/5

17:15-22:55

1 stop4h 40m

Ljubljana Joze Pucnik

Mon 18/5

06:00-09:15

1 stop4h 15m

£279

CardiffLjubljana

CWL - LJU

CWLLJU

Cardiff Wales

Wed 29/4

23:50-14:25

3 stops37h 35m

Ljubljana Joze Pucnik

Wed 6/5

11:00-23:05

2 stops13h 05m

£297

CardiffLjubljana

CWL - LJU

CWLLJU

Cardiff Wales

Thu 30/4

17:15-22:55

1 stop4h 40m

Ljubljana Joze Pucnik

Thu 7/5

06:00-16:45

1 stop11h 45m

£319

CardiffLjubljana

CWL - LJU

CWLLJU

Cardiff Wales

Sun 16/8

09:50-22:50

1 stop12h 00m

Ljubljana Joze Pucnik

Mon 24/8

12:40-09:15

1 stop21h 35m

£321

CardiffLjubljana

CWL - LJU

CWLLJU

Cardiff Wales

Sat 2/5

07:30-11:15

2 stops26h 45m

Ljubljana Joze Pucnik

Sat 9/5

06:00-09:15

1 stop4h 15m

£437
Cheapest one-way

CardiffLjubljana

CWL - LJU

CWLLJU

Cardiff Wales

Mon 15/6

13:35-20:05

2 stops29h 30m

£101
Fastest single journey

CardiffLjubljana

CWL - LJU

CWLLJU

Cardiff Wales

Mon 15/6

09:45-22:55

1 stop12h 10m

£153

Flights are sorted by cheapest return flights first.

Deals found on 16/3

Sorted by cheapest first

Best time to book a flight from Cardiff to Slovenia

Have a flexible travel schedule? Discover the best time to fly to Slovenia from Cardiff 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 Cardiff to Slovenia
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly from for flights from Cardiff to Slovenia?

    Located just 9.1 mi from the city center, Cardiff Wales (CWL) is the airport most travelers will use when flying to Slovenia from Cardiff.

  • How long is the flight from Cardiff to Slovenia?

    KLM can get you from Cardiff to Slovenia in just under 4h 40m. Your travel time can differ by up to . The distance between Cardiff and Slovenia is about 882 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cardiff 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.

See more FAQs

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Fly with Cheapflights

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

Cheapflights helps you search for flights from Cardiff to Slovenia via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to Slovenia from Cardiff by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Slovenia from Cardiff 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 Cardiff to Slovenia become cheaper?

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

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