# Distance from Bost (BST) to Denver (DEN)

> 11,993 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,993 km / 7,452 mi / 6,476 nm
- **Estimated flight time**: 15h
- **Heading**: 351° (north)
- **Return heading**: 10° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Afghanistan) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -10.5h (When it's 23:27 in Bost, it's 12:57 in Denver)
- **Elevation difference**: 2,970 ft (DEN is higher than BST)

## Airports

### [Bost Airport (BST)](https://www.flightduration.online/airport/bst-bost-bost-airport/1ef266df-7893-6254-9e77-06bb2780ed98)

- City: Bost, Afghanistan
- ICAO: OABT
- Timezone: Asia/Kabul
- Coordinates: 31.560000, 64.360000
- Elevation: 2,464 ft

### [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

## 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 23:27 in Bost, it's 12:57 in Denver.
With a 10.5-hour time difference, expect significant jet lag.

## Related

- [Bost Airport (BST)](https://www.flightduration.online/airport/bst-bost-bost-airport/1ef266df-7893-6254-9e77-06bb2780ed98)
- [Denver International Airport (DEN)](https://www.flightduration.online/airport/den-denver-denver-international-airport/1ef266df-1706-67b6-bf3a-06bb2780ed98)
- [Flight duration calculator](/#calculator)