# Distance from Osaka (KIX) to Colombo (RML)

> 6,428 km · estimated flight time 9h · Long-haul route.

## Summary

- **Distance**: 6,428 km / 3,994 mi / 3,471 nm
- **Estimated flight time**: 9h
- **Heading**: 255° (west southwest)
- **Return heading**: 53° (northeast)
- **Classification**: Long-haul
- **Type**: International (Japan) → Sri Lanka
- **Time difference**: -3.5h (When it's 18:47 in Osaka, it's 15:17 in Colombo)
- **Elevation difference**: 4 ft (RML is lower than KIX)

## Airports

### [Kansai International Airport (KIX)](https://www.flightduration.online/airport/kix-osaka-kansai-international-airport/1ef266df-8b44-67fe-b651-06bb2780ed98)

- City: Osaka, Japan
- ICAO: RJBB
- Timezone: Asia/Tokyo
- Coordinates: 34.430000, 135.240000
- Elevation: 26 ft

### [Colombo Int Arpt Ratmalana Airport (RML)](https://www.flightduration.online/airport/rml-colombo-colombo-int-arpt-ratmalana-airport/1ef266df-ef68-603c-ba57-06bb2780ed98)

- City: Colombo, Sri Lanka
- ICAO: VCCC
- Timezone: Asia/Colombo
- Coordinates: 6.820000, 79.890000
- Elevation: 22 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 18:47 in Osaka, it's 15:17 in Colombo.
The 3.5-hour time difference may cause some jet lag.

## Related

- [Kansai International Airport (KIX)](https://www.flightduration.online/airport/kix-osaka-kansai-international-airport/1ef266df-8b44-67fe-b651-06bb2780ed98)
- [Colombo Int Arpt Ratmalana Airport (RML)](https://www.flightduration.online/airport/rml-colombo-colombo-int-arpt-ratmalana-airport/1ef266df-ef68-603c-ba57-06bb2780ed98)
- [Flight duration calculator](/#calculator)