# Distance from Denver (DEN) to Allahabad (IXD)

> 12,724 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,724 km / 7,906 mi / 6,870 nm
- **Estimated flight time**: 16h
- **Heading**: 354° (north)
- **Return heading**: 5° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → India
- **Intercontinental**: North America → Asia
- **Time difference**: +11.5h (When it's 15:22 in Denver, it's 02:52 in Allahabad)
- **Elevation difference**: 5,112 ft (IXD 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

### [Allahabad Airport (IXD)](https://www.flightduration.online/airport/ixd-allahabad-allahabad-airport/1ef266df-f1c1-655e-a60c-06bb2780ed98)

- City: Allahabad, India
- ICAO: VIAL
- Timezone: Asia/Kolkata
- Coordinates: 25.440000, 81.730000
- Elevation: 322 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 15:22 in Denver, it's 02:52 in Allahabad.
With a 11.5-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)
- [Allahabad Airport (IXD)](https://www.flightduration.online/airport/ixd-allahabad-allahabad-airport/1ef266df-f1c1-655e-a60c-06bb2780ed98)
- [Flight duration calculator](/#calculator)