# Distance from Onslow Airport (ONS) to San Jose (SJO)

> 17,578 km · estimated flight time 22h · Ultra-long-haul route.

## Summary

- **Distance**: 17,578 km / 10,923 mi / 9,492 nm
- **Estimated flight time**: 22h
- **Heading**: 119° (east southeast)
- **Return heading**: 235° (southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → Costa Rica
- **Intercontinental**: Oceania → North America
- **Time difference**: -14h (When it's 11:41 in Onslow Airport, it's 21:41 in San Jose)
- **Elevation difference**: 3,014 ft (SJO is higher than ONS)

## Airports

### [Onslow Airport (ONS)](https://www.flightduration.online/airport/ons-onslow-airport/1ef266e0-162b-669c-86a6-06bb2780ed98)

- City: Onslow Airport, Australia
- ICAO: YOLW
- Timezone: Australia/Perth
- Coordinates: -21.670000, 115.110000
- Elevation: 7 ft

### [Juan Santamaria International Airport (SJO)](https://www.flightduration.online/airport/sjo-san-jose-juan-santamaria-international-airport/1ef266df-6643-69f0-a227-06bb2780ed98)

- City: San Jose, Costa Rica
- ICAO: MROC
- Timezone: America/Costa_Rica
- Coordinates: 9.990000, -84.210000
- Elevation: 3,021 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 11:41 in Onslow Airport, it's 21:41 in San Jose.
With a 14-hour time difference, expect significant jet lag.

## Related

- [Onslow Airport (ONS)](https://www.flightduration.online/airport/ons-onslow-airport/1ef266e0-162b-669c-86a6-06bb2780ed98)
- [Juan Santamaria International Airport (SJO)](https://www.flightduration.online/airport/sjo-san-jose-juan-santamaria-international-airport/1ef266df-6643-69f0-a227-06bb2780ed98)
- [Flight duration calculator](/#calculator)