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ATO to KLU: distance & flight time
Athens (Ohio University Snyder Field) → Klagenfurt (Klagenfurt Airport)
4,595 mi
7,394 km · 3,993 nm
9h 29m
estimated nonstop flight time
+6h
time difference · heading northeast
See live ATO→KLU fares Phone-only fares on this route — call free
Flight time details
4,595 miles nonstop takes roughly 9h 29m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- ATO — Ohio University Snyder Field · Athens, United States
- 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 ATO
- PMH · Greater Portsmouth Regional Airport42 mi away
- PKB · Mid Ohio Valley Regional Airport43 mi away
- ZZV · Zanesville Municipal Airport54 mi away
- LCK · Rickenbacker International Airport56 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 ATO from KLU?
The flight distance from Athens (ATO) to Klagenfurt (KLU) is 4,595 miles (7,394 km, 3,993 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ATO to KLU?
A nonstop flight takes about 9h 29m 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 Athens and Klagenfurt?
Klagenfurt is 6 hours ahead of Athens.
What is the cheapest way to fly from ATO to KLU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ATO–KLU that never appear on search engines, with no booking fees.