# Distance from Hermiston (HES) to Seattle (SEA)

> 294 km · estimated flight time 1h · Regional route.

## Summary

- **Distance**: 294 km / 183 mi / 159 nm
- **Estimated flight time**: 1h
- **Heading**: 309° (northwest)
- **Return heading**: 127° (southeast)
- **Classification**: Regional
- **Type**: Domestic (United States)
- **Time difference**: +0h (When it's 23:00 in Hermiston, it's 23:00 in Seattle)
- **Elevation difference**: 212 ft (SEA is lower than HES)

## Airports

### [Hermiston Municipal Airport (HES)](https://www.flightduration.online/airport/hes-hermiston-hermiston-municipal-airport/1ef266df-2146-6cd0-a392-06bb2780ed98)

- City: Hermiston, United States
- ICAO: KHRI
- Timezone: America/Los_Angeles
- Coordinates: 45.830000, -119.260000
- Elevation: 644 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 a short regional route, typically operated by turboprop or small regional jet aircraft. Flight time is minimal and passengers can expect a quick, efficient journey.

## Related

- [Hermiston Municipal Airport (HES)](https://www.flightduration.online/airport/hes-hermiston-hermiston-municipal-airport/1ef266df-2146-6cd0-a392-06bb2780ed98)
- [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)