# Distance from Osaka (KIX) to Union Island (UNI)

> 14,498 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,498 km / 9,008 mi / 7,828 nm
- **Estimated flight time**: 18h
- **Heading**: 22° (north northeast)
- **Return heading**: 342° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Japan) → Saint Vincent
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 09:28 in Osaka, it's 20:28 in Union Island)
- **Elevation difference**: 10 ft (UNI is lower 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

### [Union Island International Airport (UNI)](https://www.flightduration.online/airport/uni-union-island-union-island-international-airport/1ef266df-e292-6308-afea-06bb2780ed98)

- City: Union Island, Saint Vincent
- ICAO: TVSU
- Timezone: America/St_Vincent
- Coordinates: 12.600000, -61.410000
- Elevation: 16 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 09:28 in Osaka, it's 20:28 in Union Island.
With a 13-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)
- [Union Island International Airport (UNI)](https://www.flightduration.online/airport/uni-union-island-union-island-international-airport/1ef266df-e292-6308-afea-06bb2780ed98)
- [Flight duration calculator](/#calculator)