# Distance from Houghton Lake (HTL) to Sydney (SYD)

> 15,158 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,158 km / 9,419 mi / 8,185 nm
- **Estimated flight time**: 19h
- **Heading**: 264° (west)
- **Return heading**: 59° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +14h (When it's 16:32 in Houghton Lake, it's 06:32 in Sydney)
- **Elevation difference**: 1,129 ft (SYD is lower than HTL)

## Airports

### [Roscommon County/Blodgett Memorial Airport (HTL)](https://www.flightduration.online/airport/htl-houghton-lake-roscommon-countyblodgett-memorial-airport/1ef266df-2198-61a2-b7d7-06bb2780ed98)

- City: Houghton Lake, United States
- ICAO: KHTL
- Timezone: America/Detroit
- Coordinates: 44.400000, -84.700000
- Elevation: 1,150 ft

### [Sydney Kingsford Smith International Airport (SYD)](https://www.flightduration.online/airport/syd-sydney-sydney-kingsford-smith-international-airport/1ef266e0-1982-6f84-a5a1-06bb2780ed98)

- City: Sydney, Australia
- ICAO: YSSY
- Timezone: Australia/Sydney
- Coordinates: -33.950000, 151.180000
- Elevation: 21 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 16:32 in Houghton Lake, it's 06:32 in Sydney.
With a 14-hour time difference, expect significant jet lag.

## Related

- [Roscommon County/Blodgett Memorial Airport (HTL)](https://www.flightduration.online/airport/htl-houghton-lake-roscommon-countyblodgett-memorial-airport/1ef266df-2198-61a2-b7d7-06bb2780ed98)
- [Sydney Kingsford Smith International Airport (SYD)](https://www.flightduration.online/airport/syd-sydney-sydney-kingsford-smith-international-airport/1ef266e0-1982-6f84-a5a1-06bb2780ed98)
- [Flight duration calculator](/#calculator)