# Distance from Phoenix (PHX) to Grenchen Airport (ZHI)

> 9,207 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,207 km / 5,721 mi / 4,971 nm
- **Estimated flight time**: 12h
- **Heading**: 37° (northeast)
- **Return heading**: 313° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Switzerland
- **Intercontinental**: North America → Europe
- **Time difference**: +9h (When it's 15:15 in Phoenix, it's 00:15 in Grenchen Airport)
- **Elevation difference**: 276 ft (ZHI is higher than PHX)

## Airports

### [Phoenix Sky Harbor International Airport (PHX)](https://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

### [Grenchen Airport (ZHI)](https://flightduration.online/airport/zhi-grenchen-airport/1ef266df-57d3-6d48-a5f9-06bb2780ed98)

- City: Grenchen Airport, Switzerland
- ICAO: LSZG
- Timezone: Europe/Zurich
- Coordinates: 47.180000, 7.420000
- Elevation: 1,411 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 15:15 in Phoenix, it's 00:15 in Grenchen Airport.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Phoenix Sky Harbor International Airport (PHX)](https://flightduration.online/airport/phx-phoenix-phoenix-sky-harbor-international-airport/1ef266df-32a8-6c76-a19e-06bb2780ed98)
- [Grenchen Airport (ZHI)](https://flightduration.online/airport/zhi-grenchen-airport/1ef266df-57d3-6d48-a5f9-06bb2780ed98)
- [Flight duration calculator](/#calculator)