# Distance from Santiago (SCL) to Ust-Kut (UKX)

> 17,392 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 17,392 km / 10,807 mi / 9,391 nm
- **Estimated flight time**: 21h
- **Heading**: 5° (north)
- **Return heading**: 353° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Chile) → Russia
- **Intercontinental**: South America → Europe
- **Time difference**: +12h (When it's 15:50 in Santiago, it's 03:50 in Ust-Kut)
- **Elevation difference**: 633 ft (UKX is higher than SCL)

## Airports

### [Comodoro Arturo Merino Benitez International Airport (SCL)](https://www.flightduration.online/airport/scl-santiago-comodoro-arturo-merino-benitez-international-airport/1ef266df-992c-65ce-94d4-06bb2780ed98)

- City: Santiago, Chile
- ICAO: SCEL
- Timezone: America/Santiago
- Coordinates: -33.390000, -70.790000
- Elevation: 1,555 ft

### [Ust-Kut Airport (UKX)](https://www.flightduration.online/airport/ukx-ust-kut-ust-kut-airport/1ef266df-e683-64b2-8c43-06bb2780ed98)

- City: Ust-Kut, Russia
- ICAO: UITT
- Timezone: Asia/Irkutsk
- Coordinates: 56.860000, 105.730000
- Elevation: 2,188 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 15:50 in Santiago, it's 03:50 in Ust-Kut.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Comodoro Arturo Merino Benitez International Airport (SCL)](https://www.flightduration.online/airport/scl-santiago-comodoro-arturo-merino-benitez-international-airport/1ef266df-992c-65ce-94d4-06bb2780ed98)
- [Ust-Kut Airport (UKX)](https://www.flightduration.online/airport/ukx-ust-kut-ust-kut-airport/1ef266df-e683-64b2-8c43-06bb2780ed98)
- [Flight duration calculator](/#calculator)