# Distance from Houston (IAH) to Tsaratanana (TTS)

> 15,980 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 15,980 km / 9,930 mi / 8,629 nm
- **Estimated flight time**: 20h
- **Heading**: 77° (east northeast)
- **Return heading**: 298° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Madagascar
- **Intercontinental**: North America → Africa
- **Time difference**: +8h (When it's 19:35 in Houston, it's 03:35 in Tsaratanana)
- **Elevation difference**: 977 ft (TTS 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

### [Tsaratanana Airport (TTS)](https://www.flightduration.online/airport/tts-tsaratanana-tsaratanana-airport/1ef266de-dc0a-6e14-9a8f-06bb2780ed98)

- City: Tsaratanana, Madagascar
- ICAO: FMNT
- Timezone: Indian/Antananarivo
- Coordinates: -16.750000, 47.620000
- Elevation: 1,073 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 19:35 in Houston, it's 03:35 in Tsaratanana.
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)
- [Tsaratanana Airport (TTS)](https://www.flightduration.online/airport/tts-tsaratanana-tsaratanana-airport/1ef266de-dc0a-6e14-9a8f-06bb2780ed98)
- [Flight duration calculator](/#calculator)