# Distance between Cochin (COK) and Colombo (RML)

Flight distance from Cochin to Colombo (Cochin International Airport – Ratmalana Airport) is 330 miles / 532 kilometers / 287 nautical miles. Estimated flight time is 1 hour 7 minutes.

## Map of flight path from Cochin to Colombo.

Shortest flight path between Cochin International Airport (COK) and Ratmalana Airport (RML).

## How far is Colombo from Cochin?

There are several ways to calculate distances between Cochin and Colombo. Here are two common methods:

Vincenty's formula (applied above)
• 330.429 miles
• 531.775 kilometers
• 287.135 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
• 331.081 miles
• 532.823 kilometers
• 287.702 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

## Airport information

A Cochin International Airport
City: Cochin
Country: India
IATA Code: COK
ICAO Code: VOCI
Coordinates: 10°9′7″N, 76°24′6″E

B Ratmalana Airport
City: Colombo
Country: Sri Lanka
IATA Code: RML
ICAO Code: VCCC
Coordinates: 6°49′19″N, 79°53′10″E

## Time difference and current local times

There is no time difference between Cochin and Colombo.

IST

+0530

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 74 kg (162 pounds).

## Frequent Flyer Miles Calculator

Cochin (COK) → Colombo (RML).

Distance:
330
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
330

Round trip?