# Distance from Brisbane (BNE) to Gaithersburg (GAI)

> 15,224 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,224 km / 9,460 mi / 8,220 nm
- **Estimated flight time**: 19h
- **Heading**: 61° (east northeast)
- **Return heading**: 270° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -14h (When it's 21:55 in Brisbane, it's 07:55 in Gaithersburg)
- **Elevation difference**: 526 ft (GAI is higher than BNE)

## Airports

### [Brisbane International Airport (BNE)](https://www.flightduration.online/airport/bne-brisbane-brisbane-international-airport/1ef266e0-0553-6162-83e2-06bb2780ed98)

- City: Brisbane, Australia
- ICAO: YBBN
- Timezone: Australia/Brisbane
- Coordinates: -27.380000, 153.120000
- Elevation: 13 ft

### [Montgomery County Airpark (GAI)](https://www.flightduration.online/airport/gai-gaithersburg-montgomery-county-airpark/1ef266df-1d9e-6f2e-a3da-06bb2780ed98)

- City: Gaithersburg, United States
- ICAO: KGAI
- Timezone: America/New_York
- Coordinates: 39.170000, -77.170000
- Elevation: 539 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 21:55 in Brisbane, it's 07:55 in Gaithersburg.
With a 14-hour time difference, expect significant jet lag.

## Related

- [Brisbane International Airport (BNE)](https://www.flightduration.online/airport/bne-brisbane-brisbane-international-airport/1ef266e0-0553-6162-83e2-06bb2780ed98)
- [Montgomery County Airpark (GAI)](https://www.flightduration.online/airport/gai-gaithersburg-montgomery-county-airpark/1ef266df-1d9e-6f2e-a3da-06bb2780ed98)
- [Flight duration calculator](/#calculator)