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HEI to KLU: distance & flight time
Büsum (Heide-Büsum Airport) → Klagenfurt (Klagenfurt Airport)
571 mi
919 km · 496 nm
1h 42m
estimated nonstop flight time
Same time
time difference · heading southeast
See live HEI→KLU fares Phone-only fares on this route — call free
Flight time details
571 miles nonstop takes roughly 1h 42m 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
- HEI — Heide-Büsum Airport · Büsum, 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 HEI
- PSH · St. Peter-Ording Airport14 mi away
- FCN · Nordholz Naval Airbase28 mi away
- WBG · Schleswig Air Base33 mi away
- HGL · Helgoland-Düne Airport40 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 HEI from KLU?
The flight distance from Büsum (HEI) to Klagenfurt (KLU) is 571 miles (919 km, 496 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HEI to KLU?
A nonstop flight takes about 1h 42m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from HEI to KLU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HEI–KLU that never appear on search engines, with no booking fees.