# Distance from Houston (IAH) to Kaluga (KLF)

> 9,543 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,543 km / 5,930 mi / 5,153 nm
- **Estimated flight time**: 12h
- **Heading**: 26° (north northeast)
- **Return heading**: 320° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Russia
- **Intercontinental**: North America → Europe
- **Time difference**: +8h (When it's 23:59 in Houston, it's 07:59 in Kaluga)
- **Elevation difference**: 560 ft (KLF is higher 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

### [Grabtsevo Airport (KLF)](https://www.flightduration.online/airport/klf-kaluga-grabtsevo-airport/1ef266df-eb9a-643c-8a54-06bb2780ed98)

- City: Kaluga, Russia
- ICAO: UUBC
- Timezone: Europe/Moscow
- Coordinates: 54.550000, 36.370000
- Elevation: 656 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 23:59 in Houston, it's 07:59 in Kaluga.
With a 8-hour time difference, expect significant jet lag.

## Related

- [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)
- [Grabtsevo Airport (KLF)](https://www.flightduration.online/airport/klf-kaluga-grabtsevo-airport/1ef266df-eb9a-643c-8a54-06bb2780ed98)
- [Flight duration calculator](/#calculator)