Cheap flights from Cluj-Napoca to Sofia

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Flight deals from Cluj-Napoca to Sofia

Looking for a cheap last-minute deal or the best return flight from Cluj-Napoca Airport to Sofia Airport? If you want to travel next month, return fares start from $281. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Cluj-Napoca to Sofia

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cluj-Napoca to Sofia flights are currently cheapest in June.

Cluj-Napoca to Sofia: Alternative routes

Compare routes from Cluj-Napoca to Sofia below. You may find an airport to fly into that's cheaper, faster, or easier than Sofia.

Cluj-Napoca to Sofia: Flight information

The things to know before you go.
Cheapest flight found$52
Cheapest month to flyJune

Finding cheap flights from Cluj-Napoca to Sofia: Frequently asked questions

The best price we found for a return flight from Cluj-Napoca to Sofia is $255. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Cluj-Napoca to Sofia. But we found flights with one or more stops from $255.
As of April 2026, there are no flights flying from Cluj-Napoca to Sofia.
The cheapest month to fly from Cluj-Napoca to Sofia is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cluj-Napoca Airport to Sofia Airport on Wednesday, 22 April 2026.
No airlines currently offer direct flights between Cluj-Napoca Airport and Sofia Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sofia but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Sofia is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Lufthansa offers the cheapest flight tickets to Sofia.

Flying from Cluj-Napoca International Airport (CLJ) to Sofia Airport (SOF): what you need to know

  • Cluj-Napoca and Sofia are in the UTC+2 timezone. That means you won't have to change your watch when you arrive.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This way, you can comfortably catch your CLJ to SOF flight.

  • Travelling during a peak time like August? Major public holidays and other popular seasons can mean longer queues at security. Play things extra safe and get there up to four hours before an international flight and two hours before domestic departures.

  • We make it easy to book a flight with a stopover. To see all your options for tickets from Cluj-Napoca International Airport to Sofia Airport, uncheck 'Direct flights only.' Then, choose a flight offering a stop long enough to explore the city of your choice. Worthwhile stopovers between CLJ and SOF include:

    • Franz Josef Strauss Airport

    • Orio al Serio International Airport

    • Frankfurt Airport

How to find the cheapest flights from Cluj-Napoca International Airport (CLJ) to Sofia Airport (SOF)

  • The lowest price we've seen for a one-way Cluj-Napoca International Airport to Sofia Airport flight is $52. A return ticket is currently $255. Depending on the availability when you book, these fares could change.

  • It's a good idea to book in advance if you want to find cheap tickets from CLJ to SOF. That's because airlines adjust prices based on demand, which tends to rise closer to the date of departure.

  • If you're flexible with your trip dates, use the 'Whole month' search function. It'll find the lowest price across the month when looking for a flight from Cluj-Napoca International Airport to Sofia Airport.

  • Picking up cheap flights from CLJ to SOF is easy with Price Alerts. Simply set up one of these automatic alerts and we'll let you know as soon as a new deal comes up.

  • Tailor your flights with filters. Pick your ideal departure and arrival times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Cluj-Napoca International Airport to Sofia Airport.

Handy information about Cluj-Napoca International Airport (CLJ)

  • Of all flights departing from Cluj-Napoca International Airport, 72.0% touch down on time at their destination.

  • To get to Cluj-Napoca International Airport from central Cluj-Napoca, it takes around 10 minutes if you're planning to drive. This depends on traffic, however. It's approximately 6 kilometres from the airport to the city centre.

  • The journey when using public transport takes about 35 minutes.

  • Get your holiday off to a stress-free start by staying near CLJ. Whether you've booked an early flight from Cluj-Napoca International Airport to Sofia Airport or want to avoid feeling rushed, these stays are perfect:

Arriving at Sofia Airport (SOF)

  • If you're getting in on a late Cluj-Napoca International Airport to Sofia Airport flight, few things top the convenience of staying near the terminal. Collect your bags from the carousel and then be showered and sleeping not long after at one of these accommodation options near SOF:

  • Explore without limits with a Sofia Airport rental car. Pick up a set of wheels from MEX, Surprice or NU Car Rentals and venture far and wide through Sofia and beyond.

  • Lock in the best rate by booking your ride from Sofia Airport about one week ahead of your departure.

Getting from Sofia Airport (SOF) to central Sofia

  • Sofia Airport is roughly 11 kilometres from the centre of Sofia. Driving there takes about 15 minutes.

  • It'll take around 35 minutes to get there using public transport.

When to fly to Sofia Airport (SOF)

  • It's time to plan your trip dates for your flight from Cluj-Napoca International Airport to Sofia Airport. August is the most popular month to visit Sofia. If you'd like a quieter vibe, go in April.

  • Book your flight from Cluj-Napoca International Airport to Sofia Airport for August if you want to explore Sofia during its warmest month. Expect temperatures of between 14ºC (57ºF) and 30ºC (86ºF).

  • Search for cheap tickets from CLJ to SOF in January if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between -11ºC (12ºF) and 7ºC (45ºF) on average.

Explore more of Bulgaria

  • Sofia has plenty going for it, but there are so many other corners of Bulgaria just waiting to be explored. About 129 kilometres south-east of Sofia, a trip to Plovdiv will keep you on the go. Check out popular attractions like Plovdiv Old Town, Plovdiv Roman Theatre and Archaelogical Complex Nebet Tepe.

  • If there's time to check out another major destination in Bulgaria, head for Varna, roughly 386 kilometres east of Sofia. Park Asparuhovo - Asparuhovo sea garden, Dormition of theotokos Cathedral and Sunset viewpoint (място за гледане на Залеза) are the start of reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.