# Distance from Comiso (CIY) to Denver (DEN)

> 9,461 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,461 km / 5,878 mi / 5,108 nm
- **Estimated flight time**: 12h
- **Heading**: 318° (northwest)
- **Return heading**: 44° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Italy) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -8h (When it's 23:04 in Comiso, it's 15:04 in Denver)
- **Elevation difference**: 4,811 ft (DEN is higher than CIY)

## Airports

### [Comiso Airport Vincenzo Magliocco (CIY)](https://www.flightduration.online/airport/ciy-comiso-comiso-airport-vincenzo-magliocco/1ef266df-4fc4-6896-982c-06bb2780ed98)

- City: Comiso, Italy
- ICAO: LICB
- Timezone: Europe/Rome
- Coordinates: 36.990000, 14.610000
- Elevation: 623 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 23:04 in Comiso, it's 15:04 in Denver.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Comiso Airport Vincenzo Magliocco (CIY)](https://www.flightduration.online/airport/ciy-comiso-comiso-airport-vincenzo-magliocco/1ef266df-4fc4-6896-982c-06bb2780ed98)
- [Denver International Airport (DEN)](https://www.flightduration.online/airport/den-denver-denver-international-airport/1ef266df-1706-67b6-bf3a-06bb2780ed98)
- [Flight duration calculator](/#calculator)