# Distance from Hua Hin (HHQ) to Seattle (SEA)

> 12,131 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,131 km / 7,538 mi / 6,550 nm
- **Estimated flight time**: 15h
- **Heading**: 29° (north northeast)
- **Return heading**: 316° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Thailand) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -14h (When it's 09:26 in Hua Hin, it's 19:26 in Seattle)
- **Elevation difference**: 370 ft (SEA is higher than HHQ)

## Airports

### [Hua Hin Airport (HHQ)](https://www.flightduration.online/airport/hhq-hua-hin-hua-hin-airport/1ef266df-f554-6522-b2e3-06bb2780ed98)

- City: Hua Hin, Thailand
- ICAO: VTPH
- Timezone: Asia/Bangkok
- Coordinates: 12.640000, 99.950000
- Elevation: 62 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 09:26 in Hua Hin, it's 19:26 in Seattle.
With a 14-hour time difference, expect significant jet lag.

## Related

- [Hua Hin Airport (HHQ)](https://www.flightduration.online/airport/hhq-hua-hin-hua-hin-airport/1ef266df-f554-6522-b2e3-06bb2780ed98)
- [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)