# Distance from St Louis (STL) to Zero Airport (ZER)

> 12,626 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,626 km / 7,845 mi / 6,817 nm
- **Estimated flight time**: 16h
- **Heading**: 356° (north)
- **Return heading**: 4° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → India
- **Intercontinental**: North America → Asia
- **Time difference**: +10.5h (When it's 06:17 in St Louis, it's 16:47 in Zero Airport)
- **Elevation difference**: 4,786 ft (ZER is higher than STL)

## Airports

### [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

### [Zero Airport (ZER)](https://www.flightduration.online/airport/zer-zero-airport/1ef266df-f0ca-6bb4-a2d6-06bb2780ed98)

- City: Zero Airport, India
- ICAO: VEZO
- Timezone: Asia/Kolkata
- Coordinates: 27.590000, 93.830000
- Elevation: 5,403 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 06:17 in St Louis, it's 16:47 in Zero Airport.
With a 10.5-hour time difference, expect significant jet lag.

## Related

- [St Louis Lambert International Airport (STL)](https://www.flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)
- [Zero Airport (ZER)](https://www.flightduration.online/airport/zer-zero-airport/1ef266df-f0ca-6bb4-a2d6-06bb2780ed98)
- [Flight duration calculator](/#calculator)