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KLU to HIO: distance & flight time
Klagenfurt (Klagenfurt Airport) → Hillsboro (Portland Hillsboro Airport)
5,560 mi
8,947 km · 4,831 nm
11h 22m
estimated nonstop flight time
-9h
time difference · heading northwest
See live KLU→HIO fares Phone-only fares on this route — call free
Flight time details
5,560 miles nonstop takes roughly 11h 22m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- KLU — Klagenfurt Airport · Klagenfurt, Austria
- HIO — Portland Hillsboro Airport · Hillsboro, United States
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 HIO
- PDX · Portland International Airport17 mi away
- TTD · Portland Troutdale Airport27 mi away
- KLS · Southwest Washington Regional Airport40 mi away
- OTK · Tillamook Airport43 mi away
Frequently asked questions
How far is KLU from HIO?
The flight distance from Klagenfurt (KLU) to Hillsboro (HIO) is 5,560 miles (8,947 km, 4,831 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLU to HIO?
A nonstop flight takes about 11h 22m 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 Hillsboro?
Hillsboro is 9 hours behind Klagenfurt.
What is the cheapest way to fly from KLU to HIO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLU–HIO that never appear on search engines, with no booking fees.