✈ BKK → OTP
9H 58M FROM BANGKOK TO BUCHAREST. JET LAG IS NOW YOUR PERSONALITY.
Flight from Bangkok to Bucharest
From Suvarnabhumi (BKK), Thailand Asia → Henri Coandă (OTP), Romania Europe
How long is the flight from Bangkok to Bucharest?
A nonstop flight from Bangkok (BKK) to Bucharest (OTP) takes about 9 hours 58 minutes, covering a great-circle distance of 4,806 miles (7,735 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
9h 58m
Nonstop, scheduled
Distance
4,806 mi
7,735 km · great-circle
Avg speed
777 km/h
Door-to-door including taxi
Time zones & jet lag
Bangkok timezone
UTC+7
Asia/Bangkok
Bucharest timezone
UTC+3
Europe/Bucharest
Time difference
-4h
4 hours behind
Jet lag (rough)
~2.8d
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.