The straight-line distance from Hanoi, Vietnam to Hong Kong, Hong Kong is 873 km (542 miles).Hong Kong is E of Hanoi.
Distance (km)
873
straight line
Distance (miles)
542
straight line
Flight Time
1 hr 36 min
estimated direct
Direction
E
79° bearing
| Mode | Estimated Time | Distance | Notes |
|---|---|---|---|
| Flight | 1 hr 36 min | 873 km | Direct flight at 800 km/h avg cruise speed |
| Driving | 14 hr 12 min | ~1,135 km | Avg 80 km/h, +30% route factor |
All times are estimates based on straight-line distance. Actual travel times vary by route, stops, and conditions.
| From | Hanoi, Vietnam |
| To | Hong Kong, Hong Kong |
| Straight-line Distance | 873 km (542 miles) |
| Bearing | 79° (E) |
| Coordinates (Hanoi) | 21.0278°, 105.8342° |
| Coordinates (Hong Kong) | 22.3193°, 114.1694° |
The straight-line (as the crow flies) distance from Hanoi to Hong Kong is 873 km (542 miles). Hong Kong is E of Hanoi.
A direct flight from Hanoi to Hong Kong takes approximately 1 hr 36 min, based on an average cruising speed of 800 km/h plus time for takeoff and landing.
Driving from Hanoi to Hong Kong takes approximately 14 hr 12 min. This estimate assumes an average speed of 80 km/h with a 30% route factor for indirect roads. Actual time will vary based on road conditions, traffic, and the specific route taken.
Hong Kong is E (79 degrees) from Hanoi.
The distance from Hong Kong to Hanoi is the same: 873 km (542 miles). Distance between two points is the same in either direction.
Distances calculated using the Haversine formula (great-circle distance). Travel time estimates are approximate.
Coordinates sourced from public geographic databases.