# Distance from Houston (IAH) to Rishiri (RIS)

> 9,890 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 9,890 km / 6,145 mi / 5,340 nm
- **Estimated flight time**: 13h
- **Heading**: 324° (northwest)
- **Return heading**: 46° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Japan
- **Intercontinental**: North America → Asia
- **Time difference**: +14h (When it's 07:33 in Houston, it's 21:33 in Rishiri)
- **Elevation difference**: 16 ft (RIS 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

### [Rishiri Airport (RIS)](https://www.flightduration.online/airport/ris-rishiri-rishiri-airport/1ef266df-8bb7-6538-8e8a-06bb2780ed98)

- City: Rishiri, Japan
- ICAO: RJER
- Timezone: Asia/Tokyo
- Coordinates: 45.240000, 141.190000
- Elevation: 112 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 07:33 in Houston, it's 21:33 in Rishiri.
With a 14-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)
- [Rishiri Airport (RIS)](https://www.flightduration.online/airport/ris-rishiri-rishiri-airport/1ef266df-8bb7-6538-8e8a-06bb2780ed98)
- [Flight duration calculator](/#calculator)