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KSO to UGN: distance & flight time
Kastoria (Kastoria National Airport) → Chicago (Waukegan National Airport)
5,204 mi
8,376 km · 4,523 nm
10h 40m
estimated nonstop flight time
-8h
time difference · heading northwest
See live KSO→UGN fares Phone-only fares on this route — call free
Flight time details
5,204 miles nonstop takes roughly 10h 40m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- KSO — Kastoria National Airport · Kastoria, Greece
- UGN — Waukegan National Airport · Chicago, 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 KSO
- KZI · Filippos Airport31 mi away
- IOA · Ioannina Airport57 mi away
- OHD · Ohrid St. Paul the Apostle Airport58 mi away
- LRA · Larisa Airport83 mi away
Near UGN
- ORD · Chicago O'Hare International Airport31 mi away
- ENW · Kenosha Regional Airport12 mi away
- PWK · Chicago Executive Airport21 mi away
- RAC · John H Batten Airport24 mi away
Frequently asked questions
How far is KSO from UGN?
The flight distance from Kastoria (KSO) to Chicago (UGN) is 5,204 miles (8,376 km, 4,523 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KSO to UGN?
A nonstop flight takes about 10h 40m 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 Kastoria and Chicago?
Chicago is 8 hours behind Kastoria.
What is the cheapest way to fly from KSO to UGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KSO–UGN that never appear on search engines, with no booking fees.