# Distance from San Jose (SJO) to Semarang-Java Island (SRG)

> 18,376 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,376 km / 11,418 mi / 9,922 nm
- **Estimated flight time**: 23h
- **Heading**: 281° (west)
- **Return heading**: 77° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Costa Rica) → Indonesia
- **Intercontinental**: North America → Asia
- **Time difference**: +13h (When it's 19:10 in San Jose, it's 08:10 in Semarang-Java Island)
- **Elevation difference**: 3,011 ft (SRG is lower than SJO)

## Airports

### [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

### [Achmad Yani Airport (SRG)](https://www.flightduration.online/airport/srg-semarang-java-island-achmad-yani-airport/1ef266df-fa8e-6a56-a1ec-06bb2780ed98)

- City: Semarang-Java Island, Indonesia
- ICAO: WARS
- Timezone: Asia/Jakarta
- Coordinates: -6.970000, 110.380000
- Elevation: 10 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 19:10 in San Jose, it's 08:10 in Semarang-Java Island.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Juan Santamaria International Airport (SJO)](https://www.flightduration.online/airport/sjo-san-jose-juan-santamaria-international-airport/1ef266df-6643-69f0-a227-06bb2780ed98)
- [Achmad Yani Airport (SRG)](https://www.flightduration.online/airport/srg-semarang-java-island-achmad-yani-airport/1ef266df-fa8e-6a56-a1ec-06bb2780ed98)
- [Flight duration calculator](/#calculator)