# Distance from Phoenix (PHX) to Ulsan (USN)

> 10,037 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,037 km / 6,237 mi / 5,420 nm
- **Estimated flight time**: 13h
- **Heading**: 314° (northwest)
- **Return heading**: 47° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → South Korea
- **Intercontinental**: North America → Asia
- **Time difference**: +16h (When it's 07:05 in Phoenix, it's 23:05 in Ulsan)
- **Elevation difference**: 1,090 ft (USN is lower than PHX)

## Airports

### [Phoenix Sky Harbor International Airport (PHX)](https://www.flightduration.online/airport/phx-phoenix-phoenix-sky-harbor-international-airport/1ef266df-32a8-6c76-a19e-06bb2780ed98)

- City: Phoenix, United States
- ICAO: KPHX
- Timezone: America/Phoenix
- Coordinates: 33.430000, -112.010000
- Elevation: 1,135 ft

### [Ulsan Airport (USN)](https://www.flightduration.online/airport/usn-ulsan-ulsan-airport/1ef266df-8de2-6506-b034-06bb2780ed98)

- City: Ulsan, South Korea
- ICAO: RKPU
- Timezone: Asia/Seoul
- Coordinates: 35.590000, 129.350000
- Elevation: 45 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 07:05 in Phoenix, it's 23:05 in Ulsan.
With a 16-hour time difference, expect significant jet lag.

## Related

- [Phoenix Sky Harbor International Airport (PHX)](https://www.flightduration.online/airport/phx-phoenix-phoenix-sky-harbor-international-airport/1ef266df-32a8-6c76-a19e-06bb2780ed98)
- [Ulsan Airport (USN)](https://www.flightduration.online/airport/usn-ulsan-ulsan-airport/1ef266df-8de2-6506-b034-06bb2780ed98)
- [Flight duration calculator](/#calculator)