Cheap Flights from Seattle (SEA) to Sydney (SYD)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Sydney Airport (SYD)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Kingsford Smith Intl.
Distance
12399 km
*Available to Expedia members.