✈ ATH → ORD
11H 12M FROM ATHENS TO CHICAGO. THIS IS A LIFESTYLE NOW.
Flight from Athens to Chicago
From Eleftherios Venizelos (ATH), Greece Europe → O'Hare (ORD), USA North America
How long is the flight from Athens to Chicago?
A nonstop flight from Athens (ATH) to Chicago (ORD) takes about 11 hours 12 minutes, covering a great-circle distance of 5,450 miles (8,771 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
11h 12m
Nonstop, scheduled
Distance
5,450 mi
8,771 km · great-circle
Avg speed
784 km/h
Door-to-door including taxi
Time zones & jet lag
Athens timezone
UTC+3
Europe/Athens
Chicago timezone
UTC-5
America/Chicago
Time difference
-8h
8 hours behind
Jet lag (rough)
~5.6d
Westward — easier
CO₂ footprint per passenger
Economy class, single passenger. Source: DEFRA 2024 averages.
This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.