# Distance from Denver (DEN) to Sirri Island Airport (SXI)

> 12,391 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,391 km / 7,699 mi / 6,691 nm
- **Estimated flight time**: 16h
- **Heading**: 20° (north northeast)
- **Return heading**: 343° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Iran
- **Intercontinental**: North America → Asia
- **Time difference**: +9.5h (When it's 13:46 in Denver, it's 23:16 in Sirri Island Airport)
- **Elevation difference**: 5,391 ft (SXI 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

### [Sirri Island Airport (SXI)](https://www.flightduration.online/airport/sxi-sirri-island-airport/1ef266df-7d19-60c6-9896-06bb2780ed98)

- City: Sirri Island Airport, Iran
- ICAO: OIBS
- Timezone: Asia/Tehran
- Coordinates: 25.910000, 54.540000
- Elevation: 43 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 13:46 in Denver, it's 23:16 in Sirri Island Airport.
With a 9.5-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)
- [Sirri Island Airport (SXI)](https://www.flightduration.online/airport/sxi-sirri-island-airport/1ef266df-7d19-60c6-9896-06bb2780ed98)
- [Flight duration calculator](/#calculator)