# Distance from Houston (IAH) to Patna (PAT)

> 13,836 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,836 km / 8,597 mi / 7,471 nm
- **Estimated flight time**: 17h
- **Heading**: 360° (north)
- **Return heading**: 0° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → India
- **Intercontinental**: North America → Asia
- **Time difference**: +10.5h (When it's 11:19 in Houston, it's 21:49 in Patna)
- **Elevation difference**: 74 ft (PAT 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

### [Lok Nayak Jayaprakash Airport (PAT)](https://www.flightduration.online/airport/pat-patna-lok-nayak-jayaprakash-airport/1ef266df-f0a6-6cb4-ab78-06bb2780ed98)

- City: Patna, India
- ICAO: VEPT
- Timezone: Asia/Kolkata
- Coordinates: 25.590000, 85.090000
- Elevation: 170 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 11:19 in Houston, it's 21:49 in Patna.
With a 10.5-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)
- [Lok Nayak Jayaprakash Airport (PAT)](https://www.flightduration.online/airport/pat-patna-lok-nayak-jayaprakash-airport/1ef266df-f0a6-6cb4-ab78-06bb2780ed98)
- [Flight duration calculator](/#calculator)