# Distance from Nairobi (NBO) to Ontario (ONT)

> 15,514 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,514 km / 9,640 mi / 8,377 nm
- **Estimated flight time**: 19h
- **Heading**: 327° (north northwest)
- **Return heading**: 41° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Kenya) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -10h (When it's 05:08 in Nairobi, it's 19:08 in Ontario)
- **Elevation difference**: 4,386 ft (ONT is lower than NBO)

## Airports

### [Jomo Kenyatta International Airport (NBO)](https://www.flightduration.online/airport/nbo-nairobi-jomo-kenyatta-international-airport/1ef266de-ec1d-68ec-a027-06bb2780ed98)

- City: Nairobi, Kenya
- ICAO: HKJK
- Timezone: Africa/Nairobi
- Coordinates: -1.320000, 36.930000
- Elevation: 5,330 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 05:08 in Nairobi, it's 19:08 in Ontario.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Jomo Kenyatta International Airport (NBO)](https://www.flightduration.online/airport/nbo-nairobi-jomo-kenyatta-international-airport/1ef266de-ec1d-68ec-a027-06bb2780ed98)
- [Ontario International Airport (ONT)](https://www.flightduration.online/airport/ont-ontario-ontario-international-airport/1ef266df-30d9-6922-9430-06bb2780ed98)
- [Flight duration calculator](/#calculator)