# Distance from Kaoh Kong (KKZ) to Chicago (ORD)

> 13,953 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,953 km / 8,670 mi / 7,534 nm
- **Estimated flight time**: 17h
- **Heading**: 10° (north)
- **Return heading**: 347° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Cambodia) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -12h (When it's 10:46 in Kaoh Kong, it's 22:46 in Chicago)
- **Elevation difference**: 680 ft (ORD is higher than KKZ)

## Airports

### [Kaoh Kong Airport (KKZ)](https://www.flightduration.online/airport/kkz-kaoh-kong-kaoh-kong-airport/1ef266df-ef9f-6938-8399-06bb2780ed98)

- City: Kaoh Kong, Cambodia
- ICAO: VDKK
- Timezone: Asia/Phnom_Penh
- Coordinates: 11.610000, 103.000000
- Elevation: 0 ft

### [Chicago O'Hare International Airport (ORD)](https://www.flightduration.online/airport/ord-chicago-chicago-ohare-international-airport/1ef266df-3115-6742-b012-06bb2780ed98)

- City: Chicago, United States
- ICAO: KORD
- Timezone: America/Chicago
- Coordinates: 41.980000, -87.910000
- Elevation: 680 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 10:46 in Kaoh Kong, it's 22:46 in Chicago.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Kaoh Kong Airport (KKZ)](https://www.flightduration.online/airport/kkz-kaoh-kong-kaoh-kong-airport/1ef266df-ef9f-6938-8399-06bb2780ed98)
- [Chicago O'Hare International Airport (ORD)](https://www.flightduration.online/airport/ord-chicago-chicago-ohare-international-airport/1ef266df-3115-6742-b012-06bb2780ed98)
- [Flight duration calculator](/#calculator)