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Cheap flights from Romania to Slovenia from £64

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — LJU
23 Nov — 30 Nov1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Romania to Slovenia

Enter your travel dates to find the best prices.

Cheapest flights from Romania to Slovenia
Explore the most affordable flight options available from Romania to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2025.

Fri 26/1204:30OTP - LJU
1 stop16h 25mAir Serbia
Fri 2/120:45LJU - OTP
1 stop17h 50mAir Serbia
Deal found 22/10£133
Sun 7/1206:05OTP - LJU
1 stop4h 00mLufthansa
Sun 14/1209:45LJU - OTP
1 stop14h 20mLufthansa
Deal found 23/10£144
Thu 13/1106:05OTP - LJU
1 stop7h 35mLufthansa
Wed 19/1110:00LJU - OTP
1 stop7h 35mLufthansa
Deal found 22/10£145
Sat 22/1106:05OTP - LJU
1 stop4h 00mMultiple Airlines
Sat 29/1106:30LJU - OTP
1 stop8h 20mMultiple Airlines
Deal found 23/10£151
Thu 20/1106:05OTP - LJU
1 stop7h 35mMultiple Airlines
Tue 25/1114:55LJU - OTP
1 stop8h 35mMultiple Airlines
Deal found 22/10£151
Sat 29/1116:40OTP - LJU
1 stop6h 35mSWISS
Tue 2/1214:55LJU - OTP
1 stop8h 35mSWISS
Deal found 22/10£157
Sat 29/1116:40OTP - LJU
1 stop6h 35mMultiple Airlines
Mon 1/1206:50LJU - OTP
1 stop6h 15mMultiple Airlines
Deal found 22/10£158
Fri 28/1114:50OTP - LJU
1 stop8h 20mLufthansa
Mon 1/1206:50LJU - OTP
1 stop6h 15mLufthansa
Deal found 22/10£159
Thu 13/1104:30OTP - LJU
1 stop4h 55mAir Serbia
Thu 20/1120:45LJU - OTP
1 stop17h 50mAir Serbia
Deal found 23/10£167
Sat 15/1106:05OTP - LJU
1 stop4h 00mLufthansa
Fri 21/1109:45LJU - OTP
2 stops7h 55mLufthansa
Deal found 24/10£174

Cheap flight deals from Romania to Slovenia

Keep the following information in mind while searching for Romania to Slovenia flight deals. Data was last updated 24 October 2025.

Round-trip from

£132

Popular in

September

Cheapest in

February

Average price

£179
Air Serbia
  • Air Serbia
  • 3/3-8/3
  • 2 total stops
  • 9h 40m total
  • Romania to Slovenia
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Romania 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 24 October 2025.
Use the filters below to find and compare flights from Romania to Slovenia that are best for you.

Fly from

Romania

Fly to

Slovenia

Route

Depart

Return

Price

BucharestLjubljana

OTP - LJU

OTPLJU

Bucharest Otopeni Intl

Tue 3/3

16:05-19:55

1 stop4h 50m

Ljubljana Joze Pucnik

Sun 8/3

09:45-15:35

1 stop4h 50m

£132

BucharestLjubljana

OTP - LJU

OTPLJU

Bucharest Otopeni Intl

Fri 13/2

16:05-08:55

1 stop17h 50m

Ljubljana Joze Pucnik

Sat 21/2

09:45-15:35

1 stop4h 50m

£132

BucharestLjubljana

OTP - LJU

OTPLJU

Bucharest Otopeni Intl

Thu 19/3

04:30-08:55

1 stop5h 25m

Ljubljana Joze Pucnik

Sun 22/3

09:45-15:35

1 stop4h 50m

£133

BucharestLjubljana

OTP - LJU

OTPLJU

Bucharest Otopeni Intl

Mon 29/12

16:05-08:55

1 stop17h 50m

Ljubljana Joze Pucnik

Fri 2/1

20:45-15:35

1 stop17h 50m

£133

BucharestLjubljana

OTP - LJU

OTPLJU

Bucharest Otopeni Intl

Sat 4/4

16:05-20:05

1 stop5h 00m

Ljubljana Joze Pucnik

Wed 8/4

20:45-15:20

1 stop17h 35m

£133

BucharestLjubljana

OTP - LJU

OTPLJU

Bucharest Otopeni Intl

Tue 30/12

16:05-08:55

1 stop17h 50m

Ljubljana Joze Pucnik

Sat 3/1

20:45-15:35

1 stop17h 50m

£133

BucharestLjubljana

OTP - LJU

OTPLJU

Bucharest Otopeni Intl

Fri 26/12

04:30-19:55

1 stop16h 25m

Ljubljana Joze Pucnik

Fri 2/1

20:45-15:35

1 stop17h 50m

£133

BucharestLjubljana

OTP - LJU

OTPLJU

Bucharest Otopeni Intl

Fri 13/2

04:30-08:55

1 stop5h 25m

Ljubljana Joze Pucnik

Sat 21/2

09:45-15:35

1 stop4h 50m

£133

BucharestLjubljana

OTP - LJU

OTPLJU

Bucharest Otopeni Intl

Sun 7/12

06:05-09:05

1 stop4h 00m

Ljubljana Joze Pucnik

Sun 14/12

09:45-01:05

1 stop14h 20m

£144

BucharestLjubljana

OTP - LJU

OTPLJU

Bucharest Otopeni Intl

Wed 22/4

16:05-20:05

1 stop5h 00m

£64

Flights are sorted by cheapest return flights first.

Deals found on 23/10

Showing 1-10 of 12 results
1
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Best time to book a flight from Romania to Slovenia

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

What is the cheapest month to book a flight from Romania to Slovenia?

Currently, August is the cheapest month in which you can book a flight from Romania to Slovenia (average of £73). Flying from Romania to Slovenia in February is currently the most expensive (average of £351). 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.

Related info for your journey

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

  • How long is the flight from Romania to Slovenia?

    For as low as £132, Air Serbia can have you in Slovenia from Romania in 4h 50m. The distance between Romania and Slovenia is about 575 mi.

  • What are the cheapest airlines to fly from Romania to Slovenia one-way?

    One-way options have recently been found by users for as low as £64 on Air Serbia. Other airlines that offer cheap prices include KLM from £193 and Lufthansa from £287 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Romania 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 Romania to Slovenia?

    Currently, August is the cheapest month in which you can book a flight from Romania to Slovenia (average of £73). Flying from Romania to Slovenia in February is currently the most expensive (average of £351). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Romania to Slovenia

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Romania 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 Romania to Slovenia?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Slovenia from Romania.

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

Yes! Cheapflights helps users easily find flights from Romania to Slovenia with no change fees.

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

Yes, Cheapflights offers price alerts on Romania to Slovenia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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