✈ KIX → EZE
23H 5M, 11,654 MILES. YOUR ANCESTORS WALKED LESS THAN THIS.
Flight from Osaka to Buenos Aires
From Kansai (KIX), Japan Asia → Ezeiza (EZE), Argentina South America
How long is the flight from Osaka to Buenos Aires?
A nonstop flight from Osaka (KIX) to Buenos Aires (EZE) takes about 23 hours 5 minutes, covering a great-circle distance of 11,654 miles (18,755 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
23h 5m
Nonstop, scheduled
Distance
11,654 mi
18,755 km · great-circle
Avg speed
813 km/h
Door-to-door including taxi
Time zones & jet lag
Osaka timezone
UTC+9
Asia/Tokyo
Buenos Aires timezone
UTC-3
America/Argentina/Buenos_Aires
Time difference
-12h
12 hours behind
Jet lag (rough)
~8.4d
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.