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FLF to KLU: distance & flight time
Flensburg (Flensburg-Schäferhaus Airport) → Klagenfurt (Klagenfurt Airport)
602 mi
969 km · 523 nm
1h 47m
estimated nonstop flight time
Same time
time difference · heading southeast
See live FLF→KLU fares Phone-only fares on this route — call free
Flight time details
602 miles nonstop takes roughly 1h 47m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- FLF — Flensburg-Schäferhaus Airport · Flensburg, Germany
- KLU — Klagenfurt Airport · Klagenfurt, Austria
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near FLF
- SGD · Sønderborg Airport21 mi away
- WBG · Schleswig Air Base22 mi away
- SKS · Skrydstrup Air Base31 mi away
- KEL · Kiel-Holtenau Airport41 mi away
Near KLU
- LJU · Ljubljana Jože Pučnik Airport29 mi away
- GRZ · Graz Airport57 mi away
- MBX · Maribor Airport65 mi away
- TRS · Trieste–Friuli Venezia Giulia Airport70 mi away
Frequently asked questions
How far is FLF from KLU?
The flight distance from Flensburg (FLF) to Klagenfurt (KLU) is 602 miles (969 km, 523 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FLF to KLU?
A nonstop flight takes about 1h 47m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from FLF to KLU?
Nonstop service on FLF–KLU depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 47m nonstop estimate.
What is the cheapest way to fly from FLF to KLU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FLF–KLU that never appear on search engines, with no booking fees.
Why are some FLF to KLU fares phone-only?
Consolidator contracts let us sell certain FLF–KLU tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.