# Distance from Chitose / Tomakomai (CTS) to Nema (EMN)

> 12,690 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,690 km / 7,885 mi / 6,852 nm
- **Estimated flight time**: 16h
- **Heading**: 327° (north northwest)
- **Return heading**: 24° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Japan) → Mauritania
- **Intercontinental**: Asia → Africa
- **Time difference**: -9h (When it's 11:51 in Chitose / Tomakomai, it's 02:51 in Nema)
- **Elevation difference**: 669 ft (EMN is higher 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

### [Nema Airport (EMN)](https://www.flightduration.online/airport/emn-nema-nema-airport/1ef266de-e936-6200-b4e2-06bb2780ed98)

- City: Nema, Mauritania
- ICAO: GQNI
- Timezone: Africa/Nouakchott
- Coordinates: 16.620000, -7.320000
- Elevation: 751 ft

## Route notes

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

Time-zone information: When it's 11:51 in Chitose / Tomakomai, it's 02:51 in Nema.
With a 9-hour time difference, expect significant jet lag.

## Related

- [New Chitose Airport (CTS)](https://www.flightduration.online/airport/cts-chitose-tomakomai-new-chitose-airport/1ef266df-8b65-6cba-bb84-06bb2780ed98)
- [Nema Airport (EMN)](https://www.flightduration.online/airport/emn-nema-nema-airport/1ef266de-e936-6200-b4e2-06bb2780ed98)
- [Flight duration calculator](/#calculator)