$177 Cheap Flights from Sofia (SOF) to Klagenfurt (KLU)

View $177 flight on Wed, Nov 26, 2025Opens in a new window

Popular airlines from Sofia Airport (SOF) to Klagenfurt (KLU-Woerthersee)

Cheap Flights from Sofia to Klagenfurt (SOF-KLU)

Prices were available within the past 7 days and start at $177 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Sofia Airport (SOF) to Woerthersee Airport (KLU) cost?
Get a cheap one-way flight from $177 or cheap return flight from Sofia Airport (SOF) to Woerthersee Airport (KLU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Sofia Airport (SOF) to Woerthersee Airport (KLU)?
is the cheapest month to fly from SOF to KLU. Traveling during an off-peak travel window is often the key to landing a great deal.
What is the cheapest airline that flies from Sofia Airport (SOF) to Woerthersee Airport (KLU)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from SOF to KLU. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Sofia Airport (SOF) to Woerthersee Airport (KLU)?
Nonstop flights from Sofia Airport (SOF) to Woerthersee Airport (KLU) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SOF to KLU?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can change based on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sofia Airport (SOF) to Woerthersee Airport (KLU)?
To touch down at Woerthersee Airport (KLU) on schedule, choose a flight that takes off from Sofia Airport (SOF) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Sofia Airport (SOF) to Woerthersee Airport (KLU) last-minute?
Waiting until right before your break to book your flight from SOF to KLU generally means paying more. While you might find some last-minute offers, they're not always guaranteed. Keep your travel plans flexible to boost your chances of scoring a bargain.
Is it cheaper to book a SOF to KLU flight and hotel package?
Compared with arranging flights and hotels separately, booking a SOF to KLU flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place will take the hassle out of travel planning. Simply secure your flights and select from our wide range of hotels, then customize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Sofia Airport (SOF) to Woerthersee Airport (KLU)?
Generally, it's possible to reschedule or cancel your SOF to KLU flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Travel information

Origin airport
Sofia
Destination airport
Woerthersee
Distance
522 mi

Book with confidence

Book with confidence

Sofia to Klagenfurt Flights

The cheapest times to fly from Sofia to Klagenfurt

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sofia to Klagenfurt are during the month of . You can find some of the cheapest flights from Sofia to Klagenfurt with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sofia to Klagenfurt

Sunday is one of the best days to book for cheap flights from Sofia to Klagenfurt: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sofia to Klagenfurt

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sofia to Klagenfurt in 2025. You can also book with separate airlines for your outbound and return journeys, from $177 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sofia to Klagenfurt flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sofia to Klagenfurt airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Sofia to Klagenfurt Flights

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*Available to One Key members.