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Cheap Flights from Klagenfurt to Barcelona

Compare Klagenfurt to Barcelona flight deals

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

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Flight deals from Klagenfurt to Barcelona

Looking for a cheap last-minute deal or the best return flight from Klagenfurt Airport to Barcelona Airport? If you want to travel next month, return fares start from Rs34,433. Find the lowest prices on one-way and return tickets right here.
Barcelona.Rs12,550 per passenger.Departing Tue, 16 Jun.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Klagenfurt on Tue, 16 Jun, arriving in Barcelona.Price includes taxes and charges.From Rs12,550, select.
Barcelona.Rs13,538 per passenger.Departing Fri, 31 Jul.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Klagenfurt on Fri, 31 Jul, arriving in Barcelona.Price includes taxes and charges.From Rs13,538, select.
Barcelona.Rs18,021 per passenger.Departing Mon, 28 Sep.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Klagenfurt on Mon, 28 Sep, arriving in Barcelona.Price includes taxes and charges.From Rs18,021, select.
Barcelona.Rs19,308 per passenger.Departing Fri, 2 Oct.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Klagenfurt on Fri, 2 Oct, arriving in Barcelona.Price includes taxes and charges.From Rs19,308, select.
Barcelona.Rs27,031 per passenger.Departing Wed, 26 Aug.One-way flight with Eurowings.Outbound indirect flight with Eurowings, departs from Klagenfurt on Wed, 26 Aug, arriving in Barcelona.Price includes taxes and charges.From Rs27,031, select.
Barcelona.Rs42,478 per passenger.Departing Wed, 4 Nov.One-way flight with Austrian Airlines.Outbound indirect flight with Austrian Airlines, departs from Klagenfurt on Wed, 4 Nov, arriving in Barcelona.Price includes taxes and charges.From Rs42,478, select.
Barcelona.Rs45,696 per passenger.Departing Wed, 9 Dec.One-way flight with Austrian Airlines.Outbound indirect flight with Austrian Airlines, departs from Klagenfurt on Wed, 9 Dec, arriving in Barcelona.Price includes taxes and charges.From Rs45,696, select.
Barcelona.Rs52,930 per passenger.Departing Sat, 8 May.One-way flight with Austrian Airlines.Outbound indirect flight with Austrian Airlines, departs from Klagenfurt on Sat, 8 May, arriving in Barcelona.Price includes taxes and charges.From Rs52,930, select.

Find the cheapest month to fly from Klagenfurt to Barcelona

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Klagenfurt to Barcelona flights are currently cheapest in June.
Jun
from Rs12,550
Jul
from Rs13,538
Aug
from Rs27,031
Sep
from Rs18,021
Oct
from Rs19,308
Nov
from Rs42,478
Dec
from Rs45,696
Jan
Find prices
Feb
Find prices
Mar
Find prices
Apr
Find prices
May
from Rs52,930

Klagenfurt to Barcelona: Alternative routes

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

Barcelona

12km from central Barcelona
ClosestCheapest
from Rs12,550
Search flights

Girona

76km from central Barcelona
from Rs16,734
Search flights

Reus

88km from central Barcelona
from Rs16,850
Search flights

Klagenfurt to Barcelona: Flight information

The things to know before you go.
Cheapest flight foundRs12,550
Cheapest month to flyJune

Finding cheap flights from Klagenfurt to Barcelona: Frequently asked questions

The best price we found for a return flight from Klagenfurt to Barcelona is Rs34,433. 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 Klagenfurt to Barcelona. But we found flights with one or more stops from Rs34,433.
As of June 2026, there are no flights flying from Klagenfurt to Barcelona.
The cheapest month to fly from Klagenfurt to Barcelona is usually July.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Klagenfurt Airport to Barcelona Airport on Wednesday, 8 July 2026.
No airlines currently offer direct flights between Klagenfurt Airport and Barcelona 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 Barcelona 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 Barcelona is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Ryanair offers the cheapest flight tickets to Barcelona.

Flying from Klagenfurt Airport (KLU) to Barcelona-El Prat Airport (BCN): what you need to know

  • Klagenfurt and Barcelona are both in the UTC+1 timezone. This means you won't have to change your watch on arrival.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Make sure you're at the airport on time to catch your KLU to BCN flight.

  • You'll likely experience longer queues during popular months such as July. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a good idea.

  • If you want to include a stop along the way, just deselect 'Direct flights only' when searching for your ticket from Klagenfurt Airport to Barcelona-El Prat Airport. Here are the top stopovers between KLU and BCN:

    • Palma de Mallorca Airport

    • Vienna International Airport

    • Alicante-Elche Airport

How to find the cheapest flights from Klagenfurt Airport (KLU) to Barcelona-El Prat Airport (BCN)

  • Rs12,550 is the lowest price for a one-way Klagenfurt Airport to Barcelona-El Prat Airport flight. A return flight starts from Rs34,433. These fares may change depending on demand.

  • To score cheap tickets from KLU to BCN, book in advance. Airlines generally offer lower prices when flights are first made available.

  • The 'Whole month' search tool shows you the cheapest flights from Klagenfurt Airport to Barcelona-El Prat Airport across the month. It's a great way to find a bargain if your dates aren't set in stone.

  • Picking up cheap flights from KLU to BCN is a piece of cake with Price Alerts. All you need to do is set up one of these automatic alerts and we'll notify you when a new deal comes up.

  • Pick your preferred arrival and departure times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Klagenfurt Airport to Barcelona-El Prat Airport.

Handy information about Klagenfurt Airport (KLU)

  • Klagenfurt Airport gets high marks for its on-time performance. 89.42% of flights that take off from KLU reach their destination without delay.

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

  • The trip when using public transport usually takes 30 minutes.

  • Need a convenient hotel near KLU? If you're catching an early flight from Klagenfurt Airport to Barcelona-El Prat Airport, these stays will put you moments from your check-in counter:

Arriving at Barcelona-El Prat Airport (BCN)

Getting from Barcelona-El Prat Airport (BCN) to central Barcelona

  • Barcelona-El Prat Airport is approximately 18 kilometres from central Barcelona. The drive time takes around 25 minutes.

  • It takes roughly 35 minutes if you're travelling on public transport.

When to fly to Barcelona-El Prat Airport (BCN)

  • The quietest month for a flight from Klagenfurt Airport to Barcelona-El Prat Airport is January, while July is the most popular. Choose the best time to visit Barcelona based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • When booking your flight from Klagenfurt Airport to Barcelona-El Prat Airport, think about the kind of weather you like. August is the warmest month in Barcelona, with the temperature ranging from 20ºC to 31ºC.

  • January has average temperatures of between 5ºC and 14ºC. Look for cheap tickets from KLU to BCN sometime then if you like travelling in cooler conditions.

Explore more of Spain

  • Zaragoza is just one of the many cities in Spain waiting to be discovered after you've seen Barcelona. Around 257 kilometres away to the west, popular attractions include Puente de Piedra, Museo Pablo Gargallo and El Tubo.

  • Logroño is another must-experience destination in Spain and is around 402 kilometres west of Barcelona. No trip is complete without dropping by Concatedral de Santa Maria de la Redonda, Museo de la Rioja and Iglesia de Santiago el Real.

Plan the rest of your trip from Klagenfurt to Barcelona

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.