# Distance from Antsirabe (ATJ) to Denver (DEN)

> 16,522 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 16,522 km / 10,267 mi / 8,921 nm
- **Estimated flight time**: 20h
- **Heading**: 316° (northwest)
- **Return heading**: 59° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Madagascar) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -9h (When it's 00:36 in Antsirabe, it's 15:36 in Denver)
- **Elevation difference**: 437 ft (DEN is higher than ATJ)

## Airports

### [Antsirabe Airport (ATJ)](https://www.flightduration.online/airport/atj-antsirabe-antsirabe-airport/1ef266de-db7e-69f0-b28e-06bb2780ed98)

- City: Antsirabe, Madagascar
- ICAO: FMME
- Timezone: Indian/Antananarivo
- Coordinates: -19.840000, 47.060000
- Elevation: 4,997 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 00:36 in Antsirabe, it's 15:36 in Denver.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Antsirabe Airport (ATJ)](https://www.flightduration.online/airport/atj-antsirabe-antsirabe-airport/1ef266de-db7e-69f0-b28e-06bb2780ed98)
- [Denver International Airport (DEN)](https://www.flightduration.online/airport/den-denver-denver-international-airport/1ef266df-1706-67b6-bf3a-06bb2780ed98)
- [Flight duration calculator](/#calculator)