# Distance from Oenpelli Airport (OPI) to St Louis (STL)

> 14,836 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,836 km / 9,218 mi / 8,011 nm
- **Estimated flight time**: 18h
- **Heading**: 48° (northeast)
- **Return heading**: 293° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -14.5h (When it's 01:28 in Oenpelli Airport, it's 10:58 in St Louis)
- **Elevation difference**: 587 ft (STL is higher than OPI)

## Airports

### [Oenpelli Airport (OPI)](https://www.flightduration.online/airport/opi-oenpelli-airport/1ef266e0-1610-657c-ada5-06bb2780ed98)

- City: Oenpelli Airport, Australia
- ICAO: YOEN
- Timezone: Australia/Darwin
- Coordinates: -12.320000, 133.010000
- Elevation: 30 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 01:28 in Oenpelli Airport, it's 10:58 in St Louis.
With a 14.5-hour time difference, expect significant jet lag.

## Related

- [Oenpelli Airport (OPI)](https://www.flightduration.online/airport/opi-oenpelli-airport/1ef266e0-1610-657c-ada5-06bb2780ed98)
- [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)