✈ BKK → SYD
9H 42M IN ECONOMY. PACK MELATONIN. PACK A NECK PILLOW. PACK REGRETS.
Flight from Bangkok to Sydney
From Suvarnabhumi (BKK), Thailand Asia → Kingsford Smith (SYD), Australia Oceania
How long is the flight from Bangkok to Sydney?
A nonstop flight from Bangkok (BKK) to Sydney (SYD) takes about 9 hours 42 minutes, covering a great-circle distance of 4,670 miles (7,515 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
9h 42m
Nonstop, scheduled
Distance
4,670 mi
7,515 km · great-circle
Avg speed
775 km/h
Door-to-door including taxi
Time zones & jet lag
Bangkok timezone
UTC+7
Asia/Bangkok
Sydney timezone
UTC+10
Australia/Sydney
Time difference
+3h
3 hours ahead
Jet lag (rough)
~3d
Eastward — worse
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.