$293 Cheap Flights from Frankfurt (FRA) to Klagenfurt (KLU)

View $293 flight on Sun, Jun 14, 2026Opens in a new window

Popular airlines from Frankfurt Airport (FRA) to Klagenfurt (KLU-Woerthersee)

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Cheap Flights from Frankfurt to Klagenfurt (FRA-KLU)

Prices were available within the past 7 days and start at $293 for one-way flights and $315 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Austrian Airlines
Fri, Jun 12 - Tue, Jun 23
FRA
Frankfurt
KLU
Klagenfurt am Woerthersee
$315 Roundtrip, found 1 day ago
$315
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Fri, Jun 12 from Frankfurt to Klagenfurt am Woerthersee, returning Tue, Jun 23, priced at $315 found 1 day ago
Lufthansa
Fri, Jun 12 - Tue, Jun 23
FRA
Frankfurt
KLU
Klagenfurt am Woerthersee
$315 Roundtrip, found 1 day ago
$315
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Jun 12 from Frankfurt to Klagenfurt am Woerthersee, returning Tue, Jun 23, priced at $315 found 1 day ago
Austrian Airlines
Fri, Jun 12 - Tue, Jun 23
FRA
Frankfurt
KLU
Klagenfurt am Woerthersee
$330 Roundtrip, found 1 day ago
$330
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Fri, Jun 12 from Frankfurt to Klagenfurt am Woerthersee, returning Tue, Jun 23, priced at $330 found 1 day ago
Austrian Airlines
Fri, Jun 12 - Tue, Jun 23
FRA
Frankfurt
KLU
Klagenfurt am Woerthersee
$335 Roundtrip, found 1 day ago
$335
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Fri, Jun 12 from Frankfurt to Klagenfurt am Woerthersee, returning Tue, Jun 23, priced at $335 found 1 day ago
Austrian Airlines
Fri, Jun 12 - Tue, Jun 23
FRA
Frankfurt
KLU
Klagenfurt am Woerthersee
$342 Roundtrip, found 1 day ago
$342
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Fri, Jun 12 from Frankfurt to Klagenfurt am Woerthersee, returning Tue, Jun 23, priced at $342 found 1 day ago
Lufthansa
Fri, Jun 12 - Tue, Jun 23
FRA
Frankfurt
KLU
Klagenfurt am Woerthersee
$350 Roundtrip, found 1 day ago
$350
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Jun 12 from Frankfurt to Klagenfurt am Woerthersee, returning Tue, Jun 23, priced at $350 found 1 day ago
Austrian Airlines
Fri, Jun 12 - Tue, Jun 23
FRA
Frankfurt
KLU
Klagenfurt am Woerthersee
$351 Roundtrip, found 1 day ago
$351
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Fri, Jun 12 from Frankfurt to Klagenfurt am Woerthersee, returning Tue, Jun 23, priced at $351 found 1 day ago
Lufthansa
Tue, Jun 16 - Sat, Jun 20
FRA
Frankfurt
KLU
Klagenfurt am Woerthersee
$360 Roundtrip, found 4 days ago
$360
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Tue, Jun 16 from Frankfurt to Klagenfurt am Woerthersee, returning Sat, Jun 20, priced at $360 found 4 days ago
Austrian Airlines
Fri, Jun 12 - Tue, Jun 23
FRA
Frankfurt
KLU
Klagenfurt am Woerthersee
$362 Roundtrip, found 1 day ago
$362
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Fri, Jun 12 from Frankfurt to Klagenfurt am Woerthersee, returning Tue, Jun 23, priced at $362 found 1 day ago
Austrian Airlines
Fri, Jun 12 - Tue, Jun 23
FRA
Frankfurt
KLU
Klagenfurt am Woerthersee
$365 Roundtrip, found 1 day ago
$365
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Fri, Jun 12 from Frankfurt to Klagenfurt am Woerthersee, returning Tue, Jun 23, priced at $365 found 1 day ago

Alternative airports near Klagenfurt am Woerthersee

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Joze Pucnik LJU. Cheapest option available. Average driving time to city center is 55 minutes. Flights from $365
LJU
Joze Pucnik
Cheapest
Average driving time to city center55 min
Flights from $365

Frequently asked questions

How much does a flight from Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee) cost?
You can find cheap one-way flights from $293 and cheap return flights from $315 Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee) with Expedia. Roundtrip flights usually range from $253 to $715. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee)?
The cheapest month to fly from FRA to KLU is June when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee)?
Enter FRA to KLU and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee)?
To find a cheap flight from Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee)?
The earliest flight from Frankfurt International Airport (FRA) to Woerthersee (KLU) usually departs at around 6:40 AM, operated by Austrian Airlines. This early flight can be a great way to start your day in Klagenfurt. Note that this service is seasonal, active in April, May, and October. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee)?
The most popular departure times for flights from Frankfurt (FRA) to Klagenfurt (KLU) are in the late morning, from 9am to noon. About 29% of passengers prefer this time window. Many major carriers, including Austrian Airlines and LOT Polish Airlines, offer flights during this window. This timing is favored as it allows travelers to start their day in Frankfurt before heading to their destination.
How long does it take to fly from Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee)?
Flying from FRA to KLU with a connection usually takes about 3 hours 50 minutes, traveling roughly 353 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee)?
Business class seats are offered on the FRA to KLU route with Austrian Airlines and Lufthansa.
How do I earn miles on a Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee) flight with Expedia?
It's easy to earn miles on a Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Klagenfurt from Frankfurt Intl. (FRA)?
If you're planning to travel to Klagenfurt from Frankfurt Intl. (FRA), you can fly into Woerthersee (KLU) Some flights may connect through major hubs like Franz Josef Strauss Intl. (MUC), Thalerhof (GRZ), Frederic Chopin (WAW) before reaching Klagenfurt. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee) at the last minute?
Typically, booking a last minute flight from Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee) flight and hotel package?
Securing a Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee)?
If you booked your Frankfurt (FRA-Frankfurt Intl.) to Klagenfurt (KLU-Woerthersee) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Frankfurt Intl.
Destination airport
Woerthersee
Airlines serving
Austrian Airlines, Lufthansa
Roundtrip price
$314
Distance
353 mi

Book with confidence

Frankfurt to Klagenfurt Flights

The cheapest times to fly from Frankfurt 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 Frankfurt to Klagenfurt are during the month of June. You can find some of the cheapest flights from Frankfurt to Klagenfurt with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Frankfurt to Klagenfurt

Sunday is one of the best days to book for cheap flights from Frankfurt 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 Frankfurt 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 Frankfurt to Klagenfurt in 2026. You can also book with separate airlines for your outbound and return journeys, from $293 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 Frankfurt 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 Frankfurt 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.

 

Frankfurt to Klagenfurt Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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