Klagenfurt Airport (KLU)
Klagenfurt Airport (KLU) currently has nonstop service to 4 destinations on 3 airlines in our latest departure data. The busiest route is to Vienna (VIE), and the largest operator here is Ryanair with nonstops to 2 destinations. 3 of its routes are international.
Route data as of June 15, 2026, based on a 4-day departures sample.
How KLU is connected
3 international routes in this schedule set
Austria 1 · Germany 1 · Spain 1
1-2/day
Embraer E-Jet · Airbus A320 family · Boeing 737
KLU route guides with flight times
These routes have enough tracked flights or schedule depth for a full guide with duration, distance, airlines, aircraft, and frequency.
3 airlines fly direct from KLU
Ranked by destinations served, then daily frequency.
Direct flights to 4 cities
Ranked by airlines operating the route. Routes with enough tracked data or schedule depth link to full route guides.
- Search →
VIE · Vienna1 airline · 1-2/day · Embraer E-Jet
View KLU–VIE route guide →- Austrian Airlines · Embraer E-Jet1-2/day
Other gateways
Quick answers
Where is Klagenfurt Airport?
Can you guess KLU from its airlines?
Every day, NavQ picks a mystery airport and gives you five guesses. Real departure data, no filler.
Play today's airport quiz →