# Distance from Constanta (CND) to Denver (DEN)

> 9,544 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,544 km / 5,930 mi / 5,153 nm
- **Estimated flight time**: 12h
- **Heading**: 326° (northwest)
- **Return heading**: 32° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Romania) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -9h (When it's 15:03 in Constanta, it's 06:03 in Denver)
- **Elevation difference**: 5,081 ft (DEN is higher than CND)

## Airports

### [Mihail Kogalniceanu International Airport (CND)](https://www.flightduration.online/airport/cnd-constanta-mihail-kogalniceanu-international-airport/1ef266df-5665-6bdc-a2a1-06bb2780ed98)

- City: Constanta, Romania
- ICAO: LRCK
- Timezone: Europe/Bucharest
- Coordinates: 44.360000, 28.490000
- Elevation: 353 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 15:03 in Constanta, it's 06:03 in Denver.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Mihail Kogalniceanu International Airport (CND)](https://www.flightduration.online/airport/cnd-constanta-mihail-kogalniceanu-international-airport/1ef266df-5665-6bdc-a2a1-06bb2780ed98)
- [Denver International Airport (DEN)](https://www.flightduration.online/airport/den-denver-denver-international-airport/1ef266df-1706-67b6-bf3a-06bb2780ed98)
- [Flight duration calculator](/#calculator)