# Distance from London (LHR) to Atwater (MER)

> 8,551 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,551 km / 5,313 mi / 4,617 nm
- **Estimated flight time**: 11h
- **Heading**: 315° (northwest)
- **Return heading**: 34° (north northeast)
- **Classification**: Long-haul
- **Type**: International (United Kingdom) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -8h (When it's 17:54 in London, it's 09:54 in Atwater)
- **Elevation difference**: 107 ft (MER 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

### [Castle Airport (MER)](https://www.flightduration.online/airport/mer-atwater-castle-airport/1ef266df-2a82-6f4c-b75d-06bb2780ed98)

- City: Atwater, United States
- ICAO: KMER
- Timezone: America/Los_Angeles
- Coordinates: 37.400000, -120.600000
- Elevation: 190 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 17:54 in London, it's 09:54 in Atwater.
With a 8-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)
- [Castle Airport (MER)](https://www.flightduration.online/airport/mer-atwater-castle-airport/1ef266df-2a82-6f4c-b75d-06bb2780ed98)
- [Flight duration calculator](/#calculator)