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Cheap Flights from Klagenfurt to Vienna

Compare Klagenfurt to Vienna flight deals

Find the cheapest month or even day of the year to fly to Vienna

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Flight deals from Klagenfurt to Vienna

Looking for a cheap last-minute deal or the best return flight from Klagenfurt to Vienna? Find the lowest prices on one-way and return tickets right here.
Vienna.R 1,572 per passenger.Departing Mon, 5 Jan.One-way flight with Austrian Airlines.Outbound direct flight with Austrian Airlines departs from Klagenfurt on Mon, 5 Jan, arriving in Vienna.Price includes taxes and charges.From R 1,572, select.
Vienna.R 1,580 per passenger.Departing Thu, 9 Oct.One-way flight with Austrian Airlines.Outbound direct flight with Austrian Airlines departs from Klagenfurt on Thu, 9 Oct, arriving in Vienna.Price includes taxes and charges.From R 1,580, select.
Vienna.R 1,580 per passenger.Departing Tue, 9 Sep.One-way flight with Austrian Airlines.Outbound direct flight with Austrian Airlines departs from Klagenfurt on Tue, 9 Sep, arriving in Vienna.Price includes taxes and charges.From R 1,580, select.
Vienna.R 1,704 per passenger.Departing Tue, 19 Aug.One-way flight with Austrian Airlines.Outbound direct flight with Austrian Airlines departs from Klagenfurt on Tue, 19 Aug, arriving in Vienna.Price includes taxes and charges.From R 1,704, select.
Vienna.R 1,850 per passenger.Departing Fri, 4 Jul.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Klagenfurt on Fri, 4 Jul, arriving in Vienna.Price includes taxes and charges.From R 1,850, select.
Vienna.R 1,887 per passenger.Departing Thu, 26 Jun.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Klagenfurt on Thu, 26 Jun, arriving in Vienna.Price includes taxes and charges.From R 1,887, select.
Vienna.R 1,974 per passenger.Departing Fri, 19 Dec.One-way flight with Austrian Airlines.Outbound direct flight with Austrian Airlines departs from Klagenfurt on Fri, 19 Dec, arriving in Vienna.Price includes taxes and charges.From R 1,974, select.
Vienna.R 2,322 per passenger.Departing Tue, 29 Jul.One-way flight with Austrian Airlines.Outbound direct flight with Austrian Airlines departs from Klagenfurt on Tue, 29 Jul, arriving in Vienna.Price includes taxes and charges.From R 2,322, select.

Find the cheapest month to fly from Klagenfurt to Vienna

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Klagenfurt to Vienna flights are currently cheapest in January.
Jun
from R 1,887
Jul
from R 1,850
Aug
from R 1,704
Sep
from R 1,580
Oct
from R 1,580
Nov
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Dec
from R 1,974
Jan
from R 1,572
Feb
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Mar
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Apr
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May
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Direct flights from Klagenfurt to Vienna

Klagenfurt to Vienna: Alternative routes

Compare routes from Klagenfurt to Vienna below. You may find an airport to fly into that's cheaper, faster, or easier than Vienna.

Klagenfurt to Vienna: Flight information

The things to know before you go.
Cheapest flight foundR 1,572
Cheapest month to flyJanuary
Average flight time49 mins
Most popular airlineBRA
Average flights per week35

Finding cheap flights from Klagenfurt to Vienna: Frequently asked questions

The best price we found for a return flight from Klagenfurt to Vienna is R 3,020. 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.
49 minutes is the average flight time from Klagenfurt to Vienna.
BRA, Austrian Airlines and Lufthansa fly direct from Klagenfurt to Vienna.
As of June 2025, there are 35 flights per week flying from Klagenfurt to Vienna.
The cheapest month to fly from Klagenfurt to Vienna is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Klagenfurt Airport to Vienna Airport on Monday, 5 January 2026.
Yes – the average flight time is 49 minutes.
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 Vienna 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 Vienna is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Austrian Airlines offers the cheapest flight tickets to Vienna.

Travelling from Klagenfurt Airport (KLU) to Vienna International Airport (VIE): what you need to know

  • The average length of a direct flight from Klagenfurt Airport to Vienna International Airport is 50 minutes.

  • Klagenfurt and Vienna are in the same timezone, UTC+1.

  • Flights from KLU to VIE start at 05:45 — the first with Austrian. The last service of the day is at 18:40 with Austrian. In total, you can choose from 34 weekly Klagenfurt Airport to Vienna International Airport flights.

  • Your KLU to VIE flight won't wait if you're running late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • You'll likely experience longer queues during popular months like July. Arriving up to four hours ahead of an international flight and two hours for a domestic departure is a wise move.

  • Austrian offers direct flights from Klagenfurt Airport to Vienna International Airport. Book with this popular carrier, then get ready to check out the sights in Vienna — and maybe even more of Austria if time allows.

  • The majority of passengers choose to travel with Austrian on this route.

  • With a reliable 93.18% of services arriving as planned, Austrian has the best on-time performance for KLU to VIE flights.

  • If you want to explore a new city along the way, search for a flight with a stopover. To see all your options for tickets from Klagenfurt Airport to Vienna International Airport, uncheck 'Direct flights only.' Palma de Mallorca Airport is a sought-after stop between KLU and VIE.

How to find the cheapest flights from Klagenfurt Airport (KLU) to Vienna International Airport (VIE)

  • R 1,572 is the best price for a one-way Klagenfurt Airport to Vienna International Airport flight. A return flight starts at R 3,020. These fares can change depending on availability and demand.

  • Get cheap tickets from KLU to VIE by booking 11 months ahead. Based on our research, that's the sweet spot for picking up a bargain.

  • The cheapest month for flights from Klagenfurt Airport to Vienna International Airport is October. Use the 'Whole month' tool to see the lowest airfares if you have flexible dates.

  • You won't have to check every day to see if fares have dropped when you set up a Price Alert. We'll update you as soon as the price changes on cheap flights from KLU to VIE.

  • Select your ideal arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Klagenfurt Airport to Vienna International Airport.

Handy information about Klagenfurt Airport (KLU)

  • Klagenfurt Airport maintains a solid on-time performance, making delays less likely. Departures from KLU land at their destination as scheduled 89.42% of the time.

  • Klagenfurt Airport is about 5 kilometres from central Klagenfurt. If you're driving, ride-sharing or catching a cab from the centre, it'll take you 10 minutes or so to get there, depending on the traffic.

  • Taking public transport? You can expect a journey time of around 30 minutes.

  • Searching for a convenient hotel close to KLU? If you've booked an early flight from Klagenfurt Airport to Vienna International Airport, these stays will put you moments from check-in:

Arriving at Vienna International Airport (VIE)

  • The last thing you need is a lengthy trip to your hotel if you're getting in late on a Klagenfurt Airport to Vienna International Airport flight. Stay at one of these accommodation options near VIE instead:

  • Hit the road running by picking up a Vienna International Airport rental car. Grab a set of wheels from U-Save, Wheego or Dryyve and experience the lesser-explored corners of Vienna and beyond.

  • Lock in the best rate by booking your vehicle from Vienna International Airport around one week before your travel date.

Getting from Vienna International Airport (VIE) to central Vienna

  • From Vienna International Airport, Vienna is approximately 23 kilometres away. It takes around 30 minutes to drive to the centre.

  • If you're travelling on public transport, expect a journey time of roughly 1 hour.

When to fly to Vienna International Airport (VIE)

  • June is the most popular month for flights from Klagenfurt Airport to Vienna International Airport. To steer clear of the crowds, travel to Vienna in January.

  • The warmest month in Vienna is July, with the temperature ranging between 14ºC (57ºF) and 29ºC (84ºF). Book your flights from Klagenfurt Airport to Vienna International Airport in this month if you like this kind of weather.

  • Look for cheap tickets from KLU to VIE in January if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between -6ºC (21ºF) and 5ºC (41ºF) on average.

Explore more of Austria

  • You've done Vienna, now it's time to discover more of Austria. Travel about 145 kilometres south-west to Graz to tick off its top attractions. From Schlossberg to Kunsthaus Graz and Mausoleum of Emperor Ferdinand II, there's plenty to keep you on the go.

  • Around 153 kilometres west of Vienna, Linz is another essential stop in Austria. Start your sightseeing at Ars Electronica Centre, Mariendom Linz and Hauptplatz.

Plan the rest of your trip from Klagenfurt to Vienna

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