The straight-line distance from Hong Kong, Hong Kong to Hanoi, Vietnam is 873 km (542 miles).Hanoi is W of Hong Kong.
Distance (km)
873
straight line
Distance (miles)
542
straight line
Flight Time
1 hr 36 min
estimated direct
Direction
W
262° 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 | Hong Kong, Hong Kong |
| To | Hanoi, Vietnam |
| Straight-line Distance | 873 km (542 miles) |
| Bearing | 262° (W) |
| Coordinates (Hong Kong) | 22.3193°, 114.1694° |
| Coordinates (Hanoi) | 21.0278°, 105.8342° |
The straight-line (as the crow flies) distance from Hong Kong to Hanoi is 873 km (542 miles). Hanoi is W of Hong Kong.
A direct flight from Hong Kong to Hanoi takes approximately 1 hr 36 min, based on an average cruising speed of 800 km/h plus time for takeoff and landing.
Driving from Hong Kong to Hanoi 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.
Hanoi is W (262 degrees) from Hong Kong.
The distance from Hanoi to Hong Kong 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.