# Distance from London (STN) to Ulan Ude (UUD)

> 6,631 km · estimated flight time 9h · Long-haul route.

## Summary

- **Distance**: 6,631 km / 4,121 mi / 3,581 nm
- **Estimated flight time**: 9h
- **Heading**: 43° (northeast)
- **Return heading**: 317° (northwest)
- **Classification**: Long-haul
- **Type**: International (United Kingdom) → Russia
- **Time difference**: +7h (When it's 01:55 in London, it's 08:55 in Ulan Ude)
- **Elevation difference**: 1,342 ft (UUD is higher 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

### [Ulan-Ude Airport (Mukhino) (UUD)](https://www.flightduration.online/airport/uud-ulan-ude-ulan-ude-airport-mukhino/1ef266df-e691-67ba-a2cb-06bb2780ed98)

- City: Ulan Ude, Russia
- ICAO: UIUU
- Timezone: Asia/Irkutsk
- Coordinates: 51.810000, 107.440000
- Elevation: 1,690 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 01:55 in London, it's 08:55 in Ulan Ude.
With a 7-hour time difference, expect significant jet lag.

## Related

- [London Stansted Airport (STN)](https://www.flightduration.online/airport/stn-london-london-stansted-airport/1ef266de-c5b5-68ee-8115-06bb2780ed98)
- [Ulan-Ude Airport (Mukhino) (UUD)](https://www.flightduration.online/airport/uud-ulan-ude-ulan-ude-airport-mukhino/1ef266df-e691-67ba-a2cb-06bb2780ed98)
- [Flight duration calculator](/#calculator)