# Distance from Denver (DEN) to Dalanzadgad (DLZ)

> 10,287 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,287 km / 6,392 mi / 5,555 nm
- **Estimated flight time**: 13h
- **Heading**: 339° (north northwest)
- **Return heading**: 22° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Mongolia
- **Intercontinental**: North America → Asia
- **Time difference**: +14h (When it's 20:09 in Denver, it's 10:09 in Dalanzadgad)
- **Elevation difference**: 647 ft (DLZ 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

### [Dalanzadgad Airport (DLZ)](https://www.flightduration.online/airport/dlz-dalanzadgad-dalanzadgad-airport/1ef266e0-1f77-61ba-9c8a-06bb2780ed98)

- City: Dalanzadgad, Mongolia
- ICAO: ZMDZ
- Timezone: Asia/Ulaanbaatar
- Coordinates: 43.590000, 104.430000
- Elevation: 4,787 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 20:09 in Denver, it's 10:09 in Dalanzadgad.
With a 14-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)
- [Dalanzadgad Airport (DLZ)](https://www.flightduration.online/airport/dlz-dalanzadgad-dalanzadgad-airport/1ef266e0-1f77-61ba-9c8a-06bb2780ed98)
- [Flight duration calculator](/#calculator)