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Distance from Kolkata to Lanzhou

Straight line

2,115 km
1,314 mi · 1,142 NM

By road

3,322 km
2,064 mi

Travel time

39 h 55 min
flight ≈ 3 h 9 min

Direction

NE 41°
initial bearing

Open in the calculator (stops, directions, fuel cost) → Lanzhou → Kolkata

How far is Kolkata from Lanzhou?

Kolkata (India) and Lanzhou (China) are quite far apart: 2,115 km in a straight line, that is 1,314 miles or 1,142 nautical miles. The distance is measured over the Earth's surface (WGS84 ellipsoid) along the shortest possible path.

By road, Kolkata to Lanzhou is 3,322 km (2,064 miles), about 39 h 55 min by car on the fastest route, without traffic or stops. The road is 57% longer than the straight line.

From Kolkata, Lanzhou lies to the north-east (initial bearing 41°). The route crosses from India into China. The halfway point is at 29.5331°, 95.5844°.

A direct flight would take about 3 h 9 min (800 km/h cruise plus take-off and landing). The road distance and driving time are calculated on the map from OpenStreetMap roads.

Frequently asked questions

How far is Kolkata from Lanzhou?

By road it is 3,322 km (2,064 miles) from Kolkata to Lanzhou; in a straight line it is 2,115 km (1,314 miles).

How long is the drive from Kolkata to Lanzhou?

About 39 h 55 min on the fastest route (3,322 km), without traffic or stops.

In which direction is Lanzhou from Kolkata?

Lanzhou is to the north-east of Kolkata, at an initial bearing of 41°.

How long is the flight from Kolkata to Lanzhou?

A direct flight would take about 3 h 9 min at an average cruising speed of 800 km/h.

How is the distance calculated?

The straight-line distance is computed on the WGS84 ellipsoid with the Vincenty formula, accurate to the metre. The road distance comes from OpenStreetMap roads.