Estimated travel durations
The straight-line distance from Bangkok to Hanoi is 988 kilometers (614 miles). This is the crow-flies distance calculated using the Haversine formula.
A direct flight from Bangkok to Hanoi takes approximately 2h. This is an estimate based on an average cruising speed of 800 km/h and does not include boarding, taxiing or layover time.
Driving from Bangkok to Hanoi would take approximately 10h at an average speed of 85 km/h. The actual driving time may vary depending on road conditions, traffic and border crossings.
The distance from Bangkok to Hanoi is 614 miles (988 km) as the crow flies.