# Distance from Seattle (SEA) to Semarang-Java Island (SRG)

> 13,316 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,316 km / 8,274 mi / 7,190 nm
- **Estimated flight time**: 17h
- **Heading**: 295° (west northwest)
- **Return heading**: 38° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Indonesia
- **Intercontinental**: North America → Asia
- **Time difference**: +14h (When it's 17:17 in Seattle, it's 07:17 in Semarang-Java Island)
- **Elevation difference**: 422 ft (SRG is lower than SEA)

## Airports

### [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)

- City: Seattle, United States
- ICAO: KSEA
- Timezone: America/Los_Angeles
- Coordinates: 47.450000, -122.310000
- Elevation: 432 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 17:17 in Seattle, it's 07:17 in Semarang-Java Island.
With a 14-hour time difference, expect significant jet lag.

## Related

- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [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)