# Distance from London (STN) to San Julian (ULA)

> 12,953 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,953 km / 8,049 mi / 6,994 nm
- **Estimated flight time**: 16h
- **Heading**: 222° (southwest)
- **Return heading**: 40° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United Kingdom) → Argentina
- **Intercontinental**: Europe → South America
- **Time difference**: -4h (When it's 14:09 in London, it's 10:09 in San Julian)
- **Elevation difference**: 145 ft (ULA is lower than STN)

## Airports

### [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

### [Capitan D Daniel Vazquez Airport (ULA)](https://www.flightduration.online/airport/ula-san-julian-capitan-d-daniel-vazquez-airport/1ef266df-9300-665a-9f40-06bb2780ed98)

- City: San Julian, Argentina
- ICAO: SAWJ
- Timezone: America/Argentina/Rio_Gallegos
- Coordinates: -49.310000, -67.800000
- Elevation: 203 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 14:09 in London, it's 10:09 in San Julian.
The 4-hour time difference may cause some jet lag.

## Related

- [London Stansted Airport (STN)](https://www.flightduration.online/airport/stn-london-london-stansted-airport/1ef266de-c5b5-68ee-8115-06bb2780ed98)
- [Capitan D Daniel Vazquez Airport (ULA)](https://www.flightduration.online/airport/ula-san-julian-capitan-d-daniel-vazquez-airport/1ef266df-9300-665a-9f40-06bb2780ed98)
- [Flight duration calculator](/#calculator)