Tianjin to Haiphong sea distance
1,953 nautical miles (3,617 km). The same distance applies from Haiphong to Tianjin.
Sailing time
| Speed | Days | Hours |
|---|---|---|
| 10 knots | 8.1 | 195 |
| 12 knots | 6.8 | 163 |
| 14 knots | 5.8 | 140 |
| 16 knots | 5.1 | 122 |
| 18 knots | 4.5 | 109 |
| 20 knots | 4.1 | 98 |
→ days at sea (excluding port time and canal waiting).