# Distance from Betou (BTB) to Houston (IAH)

> 12,103 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,103 km / 7,521 mi / 6,535 nm
- **Estimated flight time**: 15h
- **Heading**: 303° (west northwest)
- **Return heading**: 75° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Congo) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -6h (When it's 01:55 in Betou, it's 19:55 in Houston)
- **Elevation difference**: 1,072 ft (IAH is lower than BTB)

## Airports

### [Betou Airport (BTB)](https://www.flightduration.online/airport/btb-betou-betou-airport/1ef266de-d6a4-6740-a27e-06bb2780ed98)

- City: Betou, Congo
- ICAO: FCOT
- Timezone: Africa/Brazzaville
- Coordinates: 3.050000, 18.500000
- Elevation: 1,168 ft

### [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

## 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 01:55 in Betou, it's 19:55 in Houston.
With a 6-hour time difference, expect significant jet lag.

## Related

- [Betou Airport (BTB)](https://www.flightduration.online/airport/btb-betou-betou-airport/1ef266de-d6a4-6740-a27e-06bb2780ed98)
- [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)
- [Flight duration calculator](/#calculator)