# Distance from Nice (NCE) to Ontario (ONT)

> 9,724 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,724 km / 6,042 mi / 5,251 nm
- **Estimated flight time**: 12h
- **Heading**: 317° (northwest)
- **Return heading**: 36° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (France) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -9h (When it's 06:49 in Nice, it's 21:49 in Ontario)
- **Elevation difference**: 932 ft (ONT is higher than NCE)

## Airports

### [Nice-Cote d'Azur Airport (NCE)](https://www.flightduration.online/airport/nce-nice-nice-cote-dazur-airport/1ef266df-4aa8-64f2-a0dd-06bb2780ed98)

- City: Nice, France
- ICAO: LFMN
- Timezone: Europe/Paris
- Coordinates: 43.660000, 7.220000
- Elevation: 12 ft

### [Ontario International Airport (ONT)](https://www.flightduration.online/airport/ont-ontario-ontario-international-airport/1ef266df-30d9-6922-9430-06bb2780ed98)

- City: Ontario, United States
- ICAO: KONT
- Timezone: America/Los_Angeles
- Coordinates: 34.060000, -117.600000
- Elevation: 944 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 06:49 in Nice, it's 21:49 in Ontario.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Nice-Cote d'Azur Airport (NCE)](https://www.flightduration.online/airport/nce-nice-nice-cote-dazur-airport/1ef266df-4aa8-64f2-a0dd-06bb2780ed98)
- [Ontario International Airport (ONT)](https://www.flightduration.online/airport/ont-ontario-ontario-international-airport/1ef266df-30d9-6922-9430-06bb2780ed98)
- [Flight duration calculator](/#calculator)