# Distance from Seattle (SEA) to Townsville (TSV)

> 11,639 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,639 km / 7,232 mi / 6,284 nm
- **Estimated flight time**: 15h
- **Heading**: 257° (west southwest)
- **Return heading**: 44° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +17h (When it's 16:09 in Seattle, it's 09:09 in Townsville)
- **Elevation difference**: 414 ft (TSV is lower than SEA)

## Airports

### [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

### [Townsville Airport (TSV)](https://www.flightduration.online/airport/tsv-townsville-townsville-airport/1ef266e0-0723-63c0-ad7c-06bb2780ed98)

- City: Townsville, Australia
- ICAO: YBTL
- Timezone: Australia/Brisbane
- Coordinates: -19.250000, 146.760000
- Elevation: 18 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 16:09 in Seattle, it's 09:09 in Townsville.
With a 17-hour time difference, expect significant jet lag.

## Related

- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Townsville Airport (TSV)](https://www.flightduration.online/airport/tsv-townsville-townsville-airport/1ef266e0-0723-63c0-ad7c-06bb2780ed98)
- [Flight duration calculator](/#calculator)