# Distance from Ontario (ONO) to Seattle (SEA)

> 561 km · estimated flight time 2h · Short-haul route.

## Summary

- **Distance**: 561 km / 348 mi / 303 nm
- **Estimated flight time**: 2h
- **Heading**: 315° (northwest)
- **Return heading**: 131° (southeast)
- **Classification**: Short-haul
- **Type**: Domestic (United States)
- **Time difference**: -1h (When it's 17:45 in Ontario, it's 16:45 in Seattle)
- **Elevation difference**: 1,761 ft (SEA is lower than ONO)

## Airports

### [Ontario Municipal Airport (ONO)](https://www.flightduration.online/airport/ono-ontario-ontario-municipal-airport/1ef266df-30d1-6416-acc3-06bb2780ed98)

- City: Ontario, United States
- ICAO: KONO
- Timezone: America/Denver
- Coordinates: 44.020000, -117.010000
- Elevation: 2,193 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-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

Time-zone information: When it's 17:45 in Ontario, it's 16:45 in Seattle.

## Related

- [Ontario Municipal Airport (ONO)](https://www.flightduration.online/airport/ono-ontario-ontario-municipal-airport/1ef266df-30d1-6416-acc3-06bb2780ed98)
- [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)