✈ ICN → OTP
10H 9M IN ECONOMY. PACK MELATONIN. PACK A NECK PILLOW. PACK REGRETS.
Flight from Seoul to Bucharest
From Incheon (ICN), South Korea Asia → Henri Coandă (OTP), Romania Europe
How long is the flight from Seoul to Bucharest?
A nonstop flight from Seoul (ICN) to Bucharest (OTP) takes about 10 hours 9 minutes, covering a great-circle distance of 4,907 miles (7,897 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
10h 9m
Nonstop, scheduled
Distance
4,907 mi
7,897 km · great-circle
Avg speed
778 km/h
Door-to-door including taxi
Time zones & jet lag
Seoul timezone
UTC+9
Asia/Seoul
Bucharest timezone
UTC+3
Europe/Bucharest
Time difference
-6h
6 hours behind
Jet lag (rough)
~4.2d
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.