# Distance from Houston (IAH) to Key Largo (OCA)

> 1,570 km · estimated flight time 3h · Medium-haul route.

## Summary

- **Distance**: 1,570 km / 975 mi / 848 nm
- **Estimated flight time**: 3h
- **Heading**: 106° (east southeast)
- **Return heading**: 293° (west northwest)
- **Classification**: Medium-haul
- **Type**: Domestic (United States)
- **Time difference**: +1h (When it's 23:07 in Houston, it's 00:07 in Key Largo)
- **Elevation difference**: 90 ft (OCA is lower than IAH)

## Airports

### [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)

- City: Houston, United States
- ICAO: KIAH
- Timezone: America/Chicago
- Coordinates: 29.980000, -95.340000
- Elevation: 96 ft

### [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

## Route notes

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

Time-zone information: When it's 23:07 in Houston, it's 00:07 in Key Largo.

## Related

- [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)
- [Ocean Reef Club Airport (OCA)](https://www.flightduration.online/airport/oca-key-largo-ocean-reef-club-airport/1ef266de-5d8c-6592-9efe-06bb2780ed98)
- [Flight duration calculator](/#calculator)