# Distance from Rome (FCO) to Ontario (ONO)

> 9,216 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,216 km / 5,727 mi / 4,976 nm
- **Estimated flight time**: 12h
- **Heading**: 326° (northwest)
- **Return heading**: 36° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Italy) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -8h (When it's 03:59 in Rome, it's 19:59 in Ontario)
- **Elevation difference**: 2,178 ft (ONO is higher than FCO)

## Airports

### [Leonardo Da Vinci (Fiumicino) International Airport (FCO)](https://www.flightduration.online/airport/fco-rome-leonardo-da-vinci-fiumicino-international-airport/1ef266df-5138-6e48-8f07-06bb2780ed98)

- City: Rome, Italy
- ICAO: LIRF
- Timezone: Europe/Rome
- Coordinates: 41.800000, 12.250000
- Elevation: 15 ft

### [Ontario Municipal Airport (ONO)](https://www.flightduration.online/airport/ono-ontario-ontario-municipal-airport/1ef266df-30d1-6416-acc3-06bb2780ed98)

- City: Ontario, United States
- ICAO: KONO
- Timezone: America/Denver
- Coordinates: 44.020000, -117.010000
- Elevation: 2,193 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 03:59 in Rome, it's 19:59 in Ontario.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Leonardo Da Vinci (Fiumicino) International Airport (FCO)](https://www.flightduration.online/airport/fco-rome-leonardo-da-vinci-fiumicino-international-airport/1ef266df-5138-6e48-8f07-06bb2780ed98)
- [Ontario Municipal Airport (ONO)](https://www.flightduration.online/airport/ono-ontario-ontario-municipal-airport/1ef266df-30d1-6416-acc3-06bb2780ed98)
- [Flight duration calculator](/#calculator)