# Distance from Burgas (BOJ) to Denver (DEN)

> 9,664 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,664 km / 6,005 mi / 5,218 nm
- **Estimated flight time**: 12h
- **Heading**: 325° (northwest)
- **Return heading**: 33° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Bulgaria) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -9h (When it's 02:22 in Burgas, it's 17:22 in Denver)
- **Elevation difference**: 5,299 ft (DEN is higher than BOJ)

## Airports

### [Burgas Airport (BOJ)](https://www.flightduration.online/airport/boj-burgas-burgas-airport/1ef266df-4332-6196-8e5b-06bb2780ed98)

- City: Burgas, Bulgaria
- ICAO: LBBG
- Timezone: Europe/Sofia
- Coordinates: 42.570000, 27.520000
- Elevation: 135 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 02:22 in Burgas, it's 17:22 in Denver.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Burgas Airport (BOJ)](https://www.flightduration.online/airport/boj-burgas-burgas-airport/1ef266df-4332-6196-8e5b-06bb2780ed98)
- [Denver International Airport (DEN)](https://www.flightduration.online/airport/den-denver-denver-international-airport/1ef266df-1706-67b6-bf3a-06bb2780ed98)
- [Flight duration calculator](/#calculator)