# Distance from Guam (GUM) to London (STN)

> 11,985 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,985 km / 7,447 mi / 6,471 nm
- **Estimated flight time**: 15h
- **Heading**: 338° (north northwest)
- **Return heading**: 36° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Guam) → United Kingdom
- **Intercontinental**: Oceania → Europe
- **Time difference**: -9h (When it's 21:10 in Guam, it's 12:10 in London)
- **Elevation difference**: 43 ft (STN is higher than GUM)

## Airports

### [Guam International Airport (GUM)](https://www.flightduration.online/airport/gum-guam-guam-international-airport/1ef266df-8912-69f4-a6c4-06bb2780ed98)

- City: Guam, Guam
- ICAO: PGUM
- Timezone: Pacific/Guam
- Coordinates: 13.500000, 144.800000
- Elevation: 305 ft

### [London Stansted Airport (STN)](https://www.flightduration.online/airport/stn-london-london-stansted-airport/1ef266de-c5b5-68ee-8115-06bb2780ed98)

- City: London, United Kingdom
- ICAO: EGSS
- Timezone: Europe/London
- Coordinates: 51.880000, 0.240000
- Elevation: 348 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 21:10 in Guam, it's 12:10 in London.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Guam International Airport (GUM)](https://www.flightduration.online/airport/gum-guam-guam-international-airport/1ef266df-8912-69f4-a6c4-06bb2780ed98)
- [London Stansted Airport (STN)](https://www.flightduration.online/airport/stn-london-london-stansted-airport/1ef266de-c5b5-68ee-8115-06bb2780ed98)
- [Flight duration calculator](/#calculator)