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NSY to KLU: distance & flight time
Sigonella (Sigonella Navy Air Base) → Klagenfurt (Klagenfurt Airport)
639 mi
1,029 km · 555 nm
1h 51m
estimated nonstop flight time
Same time
time difference · heading north
See live NSY→KLU fares Phone-only fares on this route — call free
Flight time details
639 miles nonstop takes roughly 1h 51m gate to gate, flying north. 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
- NSY — Sigonella Navy Air Base · Sigonella, Italy
- 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 NSY
- CTA · Catania-Fontanarossa Airport9 mi away
- CIY · Comiso Airport33 mi away
- REG · Reggio Calabria Airport61 mi away
- GZM · Xewkija Heliport102 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 NSY from KLU?
The flight distance from Sigonella (NSY) to Klagenfurt (KLU) is 639 miles (1,029 km, 555 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NSY to KLU?
A nonstop flight takes about 1h 51m 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 NSY to KLU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NSY–KLU that never appear on search engines, with no booking fees.