# Distance from Jeju City (CJU) to London (LHR)

> 9,243 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,243 km / 5,744 mi / 4,991 nm
- **Estimated flight time**: 12h
- **Heading**: 330° (north northwest)
- **Return heading**: 42° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (South Korea) → United Kingdom
- **Intercontinental**: Asia → Europe
- **Time difference**: -8h (When it's 06:17 in Jeju City, it's 22:17 in London)
- **Elevation difference**: 35 ft (LHR is lower than CJU)

## Airports

### [Jeju International Airport (CJU)](https://flightduration.online/airport/cju-jeju-city-jeju-international-airport/1ef266df-8dcb-6482-83b1-06bb2780ed98)

- City: Jeju City, South Korea
- ICAO: RKPC
- Timezone: Asia/Seoul
- Coordinates: 33.510000, 126.490000
- Elevation: 118 ft

### [London Heathrow Airport (LHR)](https://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

## 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 06:17 in Jeju City, it's 22:17 in London.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Jeju International Airport (CJU)](https://flightduration.online/airport/cju-jeju-city-jeju-international-airport/1ef266df-8dcb-6482-83b1-06bb2780ed98)
- [London Heathrow Airport (LHR)](https://flightduration.online/airport/lhr-london-london-heathrow-airport/1ef266de-c45a-6b7a-a3bf-06bb2780ed98)
- [Flight duration calculator](/#calculator)