# Distance from Ascension Island (ASI) to Denver (DEN)

> 10,598 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,598 km / 6,585 mi / 5,723 nm
- **Estimated flight time**: 13h
- **Heading**: 310° (northwest)
- **Return heading**: 96° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (SH) → United States
- **Time difference**: -6h (When it's 06:53 in Ascension Island, it's 00:53 in Denver)
- **Elevation difference**: 5,156 ft (DEN is higher than ASI)

## Airports

### [RAF Ascension Island (ASI)](https://www.flightduration.online/airport/asi-ascension-island-raf-ascension-island/1ef266de-d88a-637a-8b82-06bb2780ed98)

- City: Ascension Island, SH
- ICAO: FHAW
- Timezone: Atlantic/St_Helena
- Coordinates: -7.970000, -14.390000
- Elevation: 278 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 06:53 in Ascension Island, it's 00:53 in Denver.
With a 6-hour time difference, expect significant jet lag.

## Related

- [RAF Ascension Island (ASI)](https://www.flightduration.online/airport/asi-ascension-island-raf-ascension-island/1ef266de-d88a-637a-8b82-06bb2780ed98)
- [Denver International Airport (DEN)](https://www.flightduration.online/airport/den-denver-denver-international-airport/1ef266df-1706-67b6-bf3a-06bb2780ed98)
- [Flight duration calculator](/#calculator)