# Distance from Sydney (SYD) to Boulder (WBU)

> 13,406 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,406 km / 8,330 mi / 7,239 nm
- **Estimated flight time**: 17h
- **Heading**: 60° (east northeast)
- **Return heading**: 249° (west southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -16h (When it's 19:55 in Sydney, it's 03:55 in Boulder)
- **Elevation difference**: 5,267 ft (WBU is higher than SYD)

## Airports

### [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

### [Boulder Municipal Airport (WBU)](https://flightduration.online/airport/wbu-boulder-boulder-municipal-airport/1ef266df-1024-68d0-9f40-06bb2780ed98)

- City: Boulder, United States
- ICAO: KBDU
- Timezone: America/Denver
- Coordinates: 40.040000, -105.230000
- Elevation: 5,288 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 19:55 in Sydney, it's 03:55 in Boulder.
With a 16-hour time difference, expect significant jet lag.

## Related

- [Sydney Kingsford Smith International Airport (SYD)](https://flightduration.online/airport/syd-sydney-sydney-kingsford-smith-international-airport/1ef266e0-1982-6f84-a5a1-06bb2780ed98)
- [Boulder Municipal Airport (WBU)](https://flightduration.online/airport/wbu-boulder-boulder-municipal-airport/1ef266df-1024-68d0-9f40-06bb2780ed98)
- [Flight duration calculator](/#calculator)