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KLU to ISL: distance & flight time
Klagenfurt (Klagenfurt Airport) → Istanbul (Atatürk International Airport)
819 mi
1,319 km · 712 nm
2h 15m
estimated nonstop flight time
+1h
time difference · heading southeast
See live KLU→ISL fares Phone-only fares on this route — call free
Flight time details
819 miles nonstop takes roughly 2h 15m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- KLU — Klagenfurt Airport · Klagenfurt, Austria
- ISL — Atatürk International Airport · Istanbul, Turkey
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 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
Near ISL
- IST · Istanbul Airport21 mi away
- SAW · Sabiha Gökçen International Airport26 mi away
- TEQ · Tekirdağ Çorlu Airport48 mi away
- BTZ · Bursa Airport52 mi away
Frequently asked questions
How far is KLU from ISL?
The flight distance from Klagenfurt (KLU) to Istanbul (ISL) is 819 miles (1,319 km, 712 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLU to ISL?
A nonstop flight takes about 2h 15m 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 time difference between Klagenfurt and Istanbul?
Istanbul is 1 hour ahead of Klagenfurt.
What is the cheapest way to fly from KLU to ISL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLU–ISL that never appear on search engines, with no booking fees.