Distance from Colombo to Chennai
The sea distance from Colombo, Sri Lanka to Chennai, India is 634 nautical miles (1,174 km), on the route ships sail.
Days at sea from Colombo to Chennai
| Speed | Days at sea |
|---|---|
| 10 knots | 2.6 days |
| 12 knots | 2.2 days |
| 14 knots | 1.9 days |
| 16 knots | 1.7 days |
| 18 knots | 1.5 days |
| 20 knots | 1.3 days |
At sea only: add the canal transit, any waiting time and the days in port for the voyage time.
The route
From Colombo the route runs without any canal transit to Chennai, following the sea lanes and straits ships use and keeping clear of land.
Plan another route with the free port distance calculator: any two of 1,300+ ports, with or without each canal.
Other port distances
Colombo to Chennai by sea.
How far is Colombo from Chennai by sea?
The sea distance from Colombo to Chennai is 634 nautical miles (1,174 km), on the route ships sail.
How many days does a ship take from Colombo to Chennai?
About 1.9 days at sea at 14 knots, 1.5 days at 18 knots, before any canal waiting time or port stay.
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