# Distance from Zagreb (ZAG) to Serui-Japen Island (ZRI)

> 12,450 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,450 km / 7,736 mi / 6,722 nm
- **Estimated flight time**: 16h
- **Heading**: 69° (east northeast)
- **Return heading**: 319° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Croatia) → Indonesia
- **Intercontinental**: Europe → Asia
- **Time difference**: +7h (When it's 09:03 in Zagreb, it's 16:03 in Serui-Japen Island)
- **Elevation difference**: 303 ft (ZRI is lower than ZAG)

## Airports

### [Zagreb Airport (ZAG)](https://www.flightduration.online/airport/zag-zagreb-zagreb-airport/1ef266df-43f4-691c-9d2a-06bb2780ed98)

- City: Zagreb, Croatia
- ICAO: LDZA
- Timezone: Europe/Zagreb
- Coordinates: 45.740000, 16.070000
- Elevation: 353 ft

### [Serui Airport (ZRI)](https://www.flightduration.online/airport/zri-serui-japen-island-serui-airport/1ef266df-f905-6694-96b4-06bb2780ed98)

- City: Serui-Japen Island, Indonesia
- ICAO: WABO
- Timezone: Asia/Jayapura
- Coordinates: -1.880000, 136.240000
- Elevation: 50 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 09:03 in Zagreb, it's 16:03 in Serui-Japen Island.
With a 7-hour time difference, expect significant jet lag.

## Related

- [Zagreb Airport (ZAG)](https://www.flightduration.online/airport/zag-zagreb-zagreb-airport/1ef266df-43f4-691c-9d2a-06bb2780ed98)
- [Serui Airport (ZRI)](https://www.flightduration.online/airport/zri-serui-japen-island-serui-airport/1ef266df-f905-6694-96b4-06bb2780ed98)
- [Flight duration calculator](/#calculator)