How long is the flight from Cardiff to Slovenia?

KLM can get you from Cardiff to Slovenia in just under 41h 10m. Your travel time can differ by up to . The distance between Cardiff and Slovenia is about 882 mi.

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.

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).

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

When flying from Cardiff 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.

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.

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.

£226+ Cheap Flights from Cardiff to Slovenia

Cheap flight deals from Cardiff to Slovenia

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

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 13 October 2026.

Fri 6/1116:05 -

2 stops17h 50m

Fri 13/1111:00 -

2 stops21h 50m

Deal found 9/10£226

Mon 23/1117:30 -

2 stops41h 10m

Mon 30/1112:55 -

1 stop21h 50m

Deal found 9/10£271

Fri 6/1117:30 -

1 stop17h 40m

Fri 13/1113:00 -

1 stop21h 50m

Deal found 9/10£286

Thu 26/1117:30 -

1 stop17h 50m

Thu 3/1212:25 -

2 stops22h 25m

Deal found 12/10£301

Mon 23/1108:35 -

2 stops23h 55m

Mon 30/1120:45 -

3 stops21h 15m

Deal found 9/10£307

Thu 26/1113:25 -

2 stops19h 50m

Thu 3/1212:25 -

2 stops22h 25m

Deal found 12/10£312

Sun 8/1109:05 -

2 stops25h 05m

Sun 15/1110:50 -

2 stops22h 20m

Deal found 11/10£329

Find flight deals from Cardiff to Slovenia

Round-trip from	£226

6/11-13/11
4 total stops
39h 40m total
Cardiff to Slovenia

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffLjubljana

CWL Cardiff Wales - LJU Ljubljana Joze Pucnik

CWLLJU

Cardiff Wales

Fri 6/11

16:05-10:55

2 stops17h 50m

Ljubljana Joze Pucnik

Fri 13/11

11:00-07:50

2 stops21h 50m

£226

CardiffLjubljana

CWL Cardiff Wales - LJU Ljubljana Joze Pucnik

CWLLJU

Cardiff Wales

Mon 23/11

17:30-11:40

2 stops41h 10m

Ljubljana Joze Pucnik

Mon 30/11

12:55-09:45

1 stop21h 50m

£271

Fastest return journey

CardiffLjubljana

CWL Cardiff Wales - LJU Ljubljana Joze Pucnik

CWLLJU

Cardiff Wales

Fri 6/11

17:30-12:10

1 stop17h 40m

Ljubljana Joze Pucnik

Fri 13/11

13:00-09:50

1 stop21h 50m

£286

CardiffLjubljana

CWL Cardiff Wales - LJU Ljubljana Joze Pucnik

CWLLJU

Cardiff Wales

Thu 26/11

10:20-12:20

1 stop25h 00m

Ljubljana Joze Pucnik

Thu 3/12

12:55-09:50

1 stop21h 55m

£286

CardiffLjubljana

CWL Cardiff Wales - LJU Ljubljana Joze Pucnik

CWLLJU

Cardiff Wales

Sun 8/11

09:05-11:10

2 stops25h 05m

Ljubljana Joze Pucnik

Sun 15/11

10:50-08:10

2 stops22h 20m

£329

CardiffLjubljana

CWL Cardiff Wales - LJU Ljubljana Joze Pucnik

CWLLJU

Cardiff Wales

Thu 26/11

13:25-10:15

2 stops19h 50m

Ljubljana Joze Pucnik

Thu 3/12

20:45-15:40

3 stops19h 55m

£352

CardiffLjubljana

CWL Cardiff Wales - LJU Ljubljana Joze Pucnik

CWLLJU

Cardiff Wales

Mon 23/11

08:35-09:00

3 stops23h 25m

Ljubljana Joze Pucnik

Mon 30/11

20:45-17:00

3 stops21h 15m

£366

Flights are sorted by cheapest return flights first.

Deals found on 9/10

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.

CWL-LJU

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

CWL-SI0

CWL-LJU

No data available for this route at this time. Please check back soon.

Related info for your journey

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 41h 10m. 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.

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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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Cheap flights from Cardiff to Slovenia from £226

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Cardiff to Slovenia

Cheapest flights from Cardiff to SloveniaExplore 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 13 October 2026.

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 13 October 2026.

Best flights from Cardiff to SloveniaDiscover carefully curated flight deals from Cardiff to Slovenia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 October 2026.

Discover carefully curated flight deals from Cardiff to Slovenia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 October 2026.

Last-minute flights from Cardiff to SloveniaDiscover last-minute flight deals from Cardiff to Slovenia. Data last updated 13 October 2026 and is based on user searches.

Discover last-minute flight deals from Cardiff to Slovenia. Data last updated 13 October 2026 and is based on user searches.

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Best time to book a flight from Cardiff to Slovenia

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Cheapflights Insights

Related info for your journey

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

How long is the flight from Cardiff to Slovenia?

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

How can I find direct flights from Cardiff to Slovenia?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Cardiff to Slovenia

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Complete your trip

Complete your trip to Slovenia by adding a car hire and/or hotel booking to your travel itinerary.

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Search flights from Cardiff to Slovenia by cabin class

Find flights from Cardiff to Slovenia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Cardiff and Slovenia flights

Browse other Cardiff and Slovenia flight options. Last updated on 13 October 2026.

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

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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 13 October 2026.

Best flights from Cardiff to Slovenia
Discover carefully curated flight deals from Cardiff to Slovenia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 October 2026.

Last-minute flights from Cardiff to Slovenia
Discover last-minute flight deals from Cardiff to Slovenia. Data last updated 13 October 2026 and is based on user searches.