# Distance from Chilas (CHB) to Seattle (SEA)

> 10,656 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 10,656 km / 6,621 mi / 5,754 nm
- **Estimated flight time**: 14h
- **Heading**: 11° (north)
- **Return heading**: 347° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Pakistan) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -12h (When it's 06:24 in Chilas, it's 18:24 in Seattle)
- **Elevation difference**: 3,714 ft (SEA is lower than CHB)

## Airports

### [Chilas Airport (CHB)](https://www.flightduration.online/airport/chb-chilas-chilas-airport/1ef266df-81ae-6eb0-9cc6-06bb2780ed98)

- City: Chilas, Pakistan
- ICAO: OPCL
- Timezone: Asia/Karachi
- Coordinates: 35.430000, 74.080000
- Elevation: 4,146 ft

### [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

## 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 06:24 in Chilas, it's 18:24 in Seattle.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Chilas Airport (CHB)](https://www.flightduration.online/airport/chb-chilas-chilas-airport/1ef266df-81ae-6eb0-9cc6-06bb2780ed98)
- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Flight duration calculator](/#calculator)