# Distance from Osaka (KIX) to St Louis (STL)

> 10,621 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,621 km / 6,599 mi / 5,735 nm
- **Estimated flight time**: 13h
- **Heading**: 34° (northeast)
- **Return heading**: 324° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Japan) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -14h (When it's 06:14 in Osaka, it's 16:14 in St Louis)
- **Elevation difference**: 591 ft (STL is higher than KIX)

## Airports

### [Kansai International Airport (KIX)](https://www.flightduration.online/airport/kix-osaka-kansai-international-airport/1ef266df-8b44-67fe-b651-06bb2780ed98)

- City: Osaka, Japan
- ICAO: RJBB
- Timezone: Asia/Tokyo
- Coordinates: 34.430000, 135.240000
- Elevation: 26 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 06:14 in Osaka, it's 16:14 in St Louis.
With a 14-hour time difference, expect significant jet lag.

## Related

- [Kansai International Airport (KIX)](https://www.flightduration.online/airport/kix-osaka-kansai-international-airport/1ef266df-8b44-67fe-b651-06bb2780ed98)
- [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)