# Distance from Key Largo (OCA) to Seattle (SEA)

> 4,417 km · estimated flight time 6h · Long-haul route.

## Summary

- **Distance**: 4,417 km / 2,745 mi / 2,385 nm
- **Estimated flight time**: 6h
- **Heading**: 315° (northwest)
- **Return heading**: 109° (east southeast)
- **Classification**: Long-haul
- **Type**: Domestic (United States)
- **Time difference**: -3h (When it's 20:13 in Key Largo, it's 17:13 in Seattle)
- **Elevation difference**: 426 ft (SEA is higher than OCA)

## Airports

### [Ocean Reef Club Airport (OCA)](https://www.flightduration.online/airport/oca-key-largo-ocean-reef-club-airport/1ef266de-5d8c-6592-9efe-06bb2780ed98)

- City: Key Largo, United States
- ICAO: 07FA
- Timezone: America/New_York
- Coordinates: 25.320000, -80.280000
- Elevation: 6 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 long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 20:13 in Key Largo, it's 17:13 in Seattle.
The 3-hour time difference may cause some jet lag.

## Related

- [Ocean Reef Club Airport (OCA)](https://www.flightduration.online/airport/oca-key-largo-ocean-reef-club-airport/1ef266de-5d8c-6592-9efe-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)