# Distance from London (LHR) to Ontario (ONO)

> 7,774 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 7,774 km / 4,831 mi / 4,198 nm
- **Estimated flight time**: 10h
- **Heading**: 317° (northwest)
- **Return heading**: 36° (northeast)
- **Classification**: Long-haul
- **Type**: International (United Kingdom) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -7h (When it's 15:40 in London, it's 08:40 in Ontario)
- **Elevation difference**: 2,110 ft (ONO is higher than LHR)

## Airports

### [London Heathrow Airport (LHR)](https://www.flightduration.online/airport/lhr-london-london-heathrow-airport/1ef266de-c45a-6b7a-a3bf-06bb2780ed98)

- City: London, United Kingdom
- ICAO: EGLL
- Timezone: Europe/London
- Coordinates: 51.470000, -0.460000
- Elevation: 83 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 a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 15:40 in London, it's 08:40 in Ontario.
With a 7-hour time difference, expect significant jet lag.

## Related

- [London Heathrow Airport (LHR)](https://www.flightduration.online/airport/lhr-london-london-heathrow-airport/1ef266de-c45a-6b7a-a3bf-06bb2780ed98)
- [Ontario Municipal Airport (ONO)](https://www.flightduration.online/airport/ono-ontario-ontario-municipal-airport/1ef266df-30d1-6416-acc3-06bb2780ed98)
- [Flight duration calculator](/#calculator)