from $728
07 February, 2026
from $1030
18 November, 2025
from $1182
18 October, 2025
from $1097
03 October, 2025
Currently, the cheapest time of year to take a flight to Seattle is December/2026.
No airlines fly direct from Australia to Seattle.
Virgin Australia is the cheapest airline that flies from Australia to Seattle.
Singapore Airlines is the best airline to fly to Seattle from Australia. The best low-cost airline is WestJet.