# Distance from Denver (DEN) to Kotlas (KSZ)

> 8,479 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,479 km / 5,268 mi / 4,578 nm
- **Estimated flight time**: 11h
- **Heading**: 14° (north northeast)
- **Return heading**: 338° (north northwest)
- **Classification**: Long-haul
- **Type**: International (United States) → Russia
- **Intercontinental**: North America → Europe
- **Time difference**: +9h (When it's 01:15 in Denver, it's 10:15 in Kotlas)
- **Elevation difference**: 5,250 ft (KSZ is lower than DEN)

## Airports

### [Denver International Airport (DEN)](https://www.flightduration.online/airport/den-denver-denver-international-airport/1ef266df-1706-67b6-bf3a-06bb2780ed98)

- City: Denver, United States
- ICAO: KDEN
- Timezone: America/Denver
- Coordinates: 39.860000, -104.670000
- Elevation: 5,434 ft

### [Kotlas Airport (KSZ)](https://www.flightduration.online/airport/ksz-kotlas-kotlas-airport/1ef266df-e7bf-60ce-a6ca-06bb2780ed98)

- City: Kotlas, Russia
- ICAO: ULKK
- Timezone: Europe/Moscow
- Coordinates: 61.240000, 46.700000
- Elevation: 184 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 01:15 in Denver, it's 10:15 in Kotlas.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Denver International Airport (DEN)](https://www.flightduration.online/airport/den-denver-denver-international-airport/1ef266df-1706-67b6-bf3a-06bb2780ed98)
- [Kotlas Airport (KSZ)](https://www.flightduration.online/airport/ksz-kotlas-kotlas-airport/1ef266df-e7bf-60ce-a6ca-06bb2780ed98)
- [Flight duration calculator](/#calculator)