# Distance from Claris (GBZ) to St Louis (STL)

> 12,739 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,739 km / 7,915 mi / 6,878 nm
- **Estimated flight time**: 16h
- **Heading**: 59° (east northeast)
- **Return heading**: 242° (west southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -17h (When it's 02:00 in Claris, it's 09:00 in St Louis)
- **Elevation difference**: 597 ft (STL is higher than GBZ)

## Airports

### [Great Barrier Aerodrome (GBZ)](https://www.flightduration.online/airport/gbz-claris-great-barrier-aerodrome/1ef266df-7699-61ce-99cb-06bb2780ed98)

- City: Claris, New Zealand
- ICAO: NZGB
- Timezone: Pacific/Auckland
- Coordinates: -36.240000, 175.470000
- Elevation: 20 ft

### [St Louis Lambert International Airport (STL)](https://www.flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)

- City: St Louis, United States
- ICAO: KSTL
- Timezone: America/Chicago
- Coordinates: 38.750000, -90.370000
- Elevation: 617 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 02:00 in Claris, it's 09:00 in St Louis.
With a 17-hour time difference, expect significant jet lag.

## Related

- [Great Barrier Aerodrome (GBZ)](https://www.flightduration.online/airport/gbz-claris-great-barrier-aerodrome/1ef266df-7699-61ce-99cb-06bb2780ed98)
- [St Louis Lambert International Airport (STL)](https://www.flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)
- [Flight duration calculator](/#calculator)