# Distance from Chitose / Tomakomai (CTS) to Osan Air Base (OSN)

> 1,398 km · estimated flight time 3h · Short-haul route.

## Summary

- **Distance**: 1,398 km / 869 mi / 755 nm
- **Estimated flight time**: 3h
- **Heading**: 248° (west southwest)
- **Return heading**: 59° (east northeast)
- **Classification**: Short-haul
- **Type**: International (Japan) → South Korea
- **Time difference**: +0h (When it's 22:04 in Chitose / Tomakomai, it's 22:04 in Osan Air Base)
- **Elevation difference**: 44 ft (OSN is lower than CTS)

## Airports

### [New Chitose Airport (CTS)](https://www.flightduration.online/airport/cts-chitose-tomakomai-new-chitose-airport/1ef266df-8b65-6cba-bb84-06bb2780ed98)

- City: Chitose / Tomakomai, Japan
- ICAO: RJCC
- Timezone: Asia/Tokyo
- Coordinates: 42.780000, 141.690000
- Elevation: 82 ft

### [Osan Air Base (OSN)](https://www.flightduration.online/airport/osn-osan-air-base/1ef266df-8e18-641c-9d4f-06bb2780ed98)

- City: Osan Air Base, South Korea
- ICAO: RKSO
- Timezone: Asia/Seoul
- Coordinates: 37.090000, 127.030000
- Elevation: 38 ft

## Route notes

This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

## Related

- [New Chitose Airport (CTS)](https://www.flightduration.online/airport/cts-chitose-tomakomai-new-chitose-airport/1ef266df-8b65-6cba-bb84-06bb2780ed98)
- [Osan Air Base (OSN)](https://www.flightduration.online/airport/osn-osan-air-base/1ef266df-8e18-641c-9d4f-06bb2780ed98)
- [Flight duration calculator](/#calculator)