Cheap Flights from Klagenfurt to Frankfurt

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Flight deals from Klagenfurt to Frankfurt

Looking for a cheap last-minute deal or the best return flight from Klagenfurt to Frankfurt? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Klagenfurt to Frankfurt

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Klagenfurt to Frankfurt flights are currently cheapest in January.

Alternative Klagenfurt to Frankfurt routes

Looking for the cheapest, fastest or easiest route from Klagenfurt to Frankfurt? You could fly into the following airports instead.

Klagenfurt to Frankfurt: Flight information

The things to know before you go.
Cheapest flight foundR 1,168
Cheapest month to flyJanuary

Finding cheap flights from Klagenfurt to Frankfurt: Frequently asked questions

There are 3 airports in Frankfurt: Frankfurt am Main, Mannheim and Hahn.
The best price we found for a return flight from Klagenfurt to Frankfurt is R 3,271. 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 Frankfurt. But we found flights with one or more stops from R 3,271.
As of December 2025, there are no flights flying from Klagenfurt to Frankfurt.
The cheapest month to fly from Klagenfurt to Frankfurt is usually January.
If you're flying from Klagenfurt Airport, the cheapest airport near Frankfurt is Hahn – which is 102.7 km away from the centre of Frankfurt. We've found flights into this airport from R 3,271.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Klagenfurt Airport to Frankfurt on Monday, 5 January 2026.
No airlines currently offer direct flights between Klagenfurt Airport and Frankfurt. 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 Frankfurt 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 Frankfurt is around 40 days in advance, so don’t leave your flight to the last minute.
In December, the average temperature is usually around 1°C. July is typically the warmest month in Frankfurt, when it usually averages around 25°C. You can expect the least rain in April. The coldest month is January, with temperatures averaging -3°C. The rainiest month is July.
Currently, Ryanair offers the cheapest flight tickets to Frankfurt.

Flying from Klagenfurt Airport (KLU) to Frankfurt: what you need to know

  • Klagenfurt (the location of Klagenfurt Airport) and Frankfurt follow the same timezone — UTC+1.

  • To avoid rushing for your KLU to Frankfurt flight, leave plenty of time to check in and drop off your luggage. Turning up two hours ahead of international departures and one hour before domestic flights is the general rule.

  • Travelling during a peak period like public or school holidays? Expect longer queues at check-in and security. Give yourself extra leeway and arrive up to four hours before international flights and two hours before domestic departures.

  • Stopovers are the ideal opportunity to take a break from travelling and perhaps even tick a new city off your list. When browsing for flight tickets from KLU to Frankfurt, uncheck the 'Direct flights only' box to see where you can stop along the way. Here are some options to consider:

    • Vienna International Airport (VIE)

    • Palma de Mallorca Airport (PMI)

    • Stansted Airport (STN)

  • The journey from central Klagenfurt to KLU takes about 30 minutes by public transport. If you drive, ride-share or grab a cab, you'll cover the 3 kilometres in 10 minutes or so, depending on traffic conditions.

  • Catching an early flight from Klagenfurt Airport to Frankfurt? Avoid rushing to the terminal (and get some extra shut-eye) by choosing one of these hotels close to KLU:

  • Klagenfurt Airport has an excellent on-time record, so you're unlikely to face delays. Departures from KLU make it to their destination as scheduled 89.42% of the time.

How to find the cheapest flights from Klagenfurt Airport (KLU) to Frankfurt

  • The lowest price we've found for a one-way Klagenfurt Airport to Frankfurt flight is R 1,168. The cheapest price for a return flight is R 3,271. Remember fares may change due to availability at the time of booking.

  • To find cheap flights from KLU to Frankfurt, book ahead. Airlines typically offer lower fares when flights are first released.

  • If you can be flexible with your trip dates, use the 'Whole month' search tool. It'll show you the lowest price across every month when searching for your Klagenfurt Airport to Frankfurt ticket.

  • Snapping up a cheap flight from KLU to Frankfurt is a breeze with Price Alerts. Simply create one of these automatic notifications and we'll get in touch when a cheaper option becomes available.

  • Choose your preferred departure and arrival times, number of stops and airlines with our filters. Then, sort the results for your flight from Klagenfurt Airport to Frankfurt by 'Cheapest,' 'Best' or 'Fastest.'

Airports in Frankfurt

Frankfurt Airport (FRA)

  • Frankfurt Airport (FRA) is around 14 kilometres from central Frankfurt. If you're opting for a ride-share or a cab, the drive will take roughly 20 minutes.

  • If you're travelling on public transport, expect a journey time of about 35 minutes.

  • Think about booking a hotel close to FRA if you have a late flight from Klagenfurt Airport to Frankfurt. Select one of these options and avoid the hassle of a long transfer:

  • Say yes to new adventures by picking up a Frankfurt Airport rental car. Grab your wheels from Wheego, Alamo or OK Mobility and experience the lesser-explored corners of Frankfurt and beyond.

  • Reserving your ride from Frankfurt Airport about three weeks in advance of your flight from KLU to Frankfurt can help you lock in the lowest rate.

Frankfurt - Hahn Airport (HHN)

  • Frankfurt - Hahn Airport (HHN) is about 121 kilometres from the centre of Frankfurt. After your flight from Klagenfurt Airport to Frankfurt, it'll take you around 1 hour 30 minutes to reach the heart of the city in a ride-share or cab.

  • If you choose to travel on public transport, you'll reach the centre in 2 hours 40 minutes or so.

  • Following your KLU to Frankfurt flight, tuck yourself in at a hotel near HHN. These are some comfortable options that'll help you slip into relaxation mode:

  • Flex To Go, Alamo and Keddy By Europcar make collecting a Frankfurt - Hahn Airport rental car easy and quick. These companies are located in or around the terminal and will have you on the road before long.

  • Avoid paying extra. Booking your ride four weeks before your arrival at HHN will help you stay within budget.

Best time to go to Frankfurt

  • Travel to Frankfurt during the high season if you want a bustling atmosphere, but remember that hotel prices are generally higher. Alternatively, book flights from Klagenfurt Airport to Frankfurt in the off-season when prices are cheaper and it's less crowded.

  • Lock in a Klagenfurt Airport to Frankfurt flight ticket with a departure in July if you want to experience the city during its warmest month. You can expect temperatures to range from 12ºC (54ºF) to 28ºC (82ºF).

  • Look for cheap tickets from KLU to Frankfurt in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -4ºC (25ºF) and 7ºC (45ºF) on average.

More about Frankfurt

  • When it comes to searching for somewhere to rest your head, you'll find the best places to stay in Frankfurt right here. Explore these hotels as soon as you've locked in your flight from Klagenfurt Airport to Frankfurt:

  • All great holidays should include a little sightseeing. Goethe House, Palmengarten and Frankfurt Cathedral are must-do's during your Frankfurt adventure.

Explore more of Germany

  • Frankfurt has plenty going for it, but there are so many other parts of Germany just waiting to be explored. Around 418 kilometres north-east of Frankfurt, a visit to Berlin will keep you busy. Start with attractions like Brandenburg Gate, Berlin Wall Memorial and East Side Gallery.

  • Around 386 kilometres north of Frankfurt, Hamburg is another essential stop in Germany. Get a taste of what this destination has to offer at Miniatur Wunderland, Elbphilharmonie Hamburg and Port of Hamburg.

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