# Distance from Ballina (BNK) to Seattle (SEA)

> 11,913 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,913 km / 7,402 mi / 6,433 nm
- **Estimated flight time**: 15h
- **Heading**: 45° (northeast)
- **Return heading**: 246° (west southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -17h (When it's 17:32 in Ballina, it's 00:32 in Seattle)
- **Elevation difference**: 425 ft (SEA is higher than BNK)

## Airports

### [Ballina Byron Gateway Airport (BNK)](https://www.flightduration.online/airport/bnk-ballina-ballina-byron-gateway-airport/1ef266e0-0681-6a3e-9dd6-06bb2780ed98)

- City: Ballina, Australia
- ICAO: YBNA
- Timezone: Australia/Sydney
- Coordinates: -28.830000, 153.560000
- Elevation: 7 ft

### [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)

- City: Seattle, United States
- ICAO: KSEA
- Timezone: America/Los_Angeles
- Coordinates: 47.450000, -122.310000
- Elevation: 432 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 17:32 in Ballina, it's 00:32 in Seattle.
With a 17-hour time difference, expect significant jet lag.

## Related

- [Ballina Byron Gateway Airport (BNK)](https://www.flightduration.online/airport/bnk-ballina-ballina-byron-gateway-airport/1ef266e0-0681-6a3e-9dd6-06bb2780ed98)
- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Flight duration calculator](/#calculator)