# Distance from Marathon (MTH) to Sydney (SYD)

> 14,904 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 14,904 km / 9,261 mi / 8,048 nm
- **Estimated flight time**: 19h
- **Heading**: 246° (west southwest)
- **Return heading**: 87° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +14h (When it's 13:13 in Marathon, it's 03:13 in Sydney)
- **Elevation difference**: 16 ft (SYD is higher than MTH)

## Airports

### [The Florida Keys Marathon International Airport (MTH)](https://flightduration.online/airport/mth-marathon-the-florida-keys-marathon-international-airport/1ef266df-2c6f-6666-a658-06bb2780ed98)

- City: Marathon, United States
- ICAO: KMTH
- Timezone: America/New_York
- Coordinates: 24.730000, -81.050000
- Elevation: 5 ft

### [Sydney Kingsford Smith International Airport (SYD)](https://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 13:13 in Marathon, it's 03:13 in Sydney.
With a 14-hour time difference, expect significant jet lag.

## Related

- [The Florida Keys Marathon International Airport (MTH)](https://flightduration.online/airport/mth-marathon-the-florida-keys-marathon-international-airport/1ef266df-2c6f-6666-a658-06bb2780ed98)
- [Sydney Kingsford Smith International Airport (SYD)](https://flightduration.online/airport/syd-sydney-sydney-kingsford-smith-international-airport/1ef266e0-1982-6f84-a5a1-06bb2780ed98)
- [Flight duration calculator](/#calculator)