Seattle, WA to Sydney, Australia flights
Flights starting at $832. Choose between Alaska Airlines, Jetstar Airways, or Hawaiian Airlines to find the best price.
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Tips to know when travelling to Sydney
Cheapest one-way trip | $832 |
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Cheapest round-trip | $1,418 |
Average round-trip | $1,970 |
Includes rare itinerary | Travel hack |
Most popular airline | Alaska Airlines |
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Check-in for a flight from Seattle to Sydney
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
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Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Jetstar Airways | JST | JQ | No | 0 0 |
Hawaiian Airlines | HAL | HA | No | No |
Air New Zealand | ANZ | NZ | No | 0 0 |
Qantas | QFA | QF | Yes | 0 0 |
Australia COVID-19 travel restrictions

Most travelers from Seattle, SEA can enter Sydney, SYD, but there are restrictions.
Departure
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Visa requirements |
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Return
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Information is provided as guidance only and accurate at the time of publishing. Always check government websites and airline materials before booking and traveling.
Learn more about COVID-19 restrictions in Australia in our dedicated Stories article.
Frequently asked questions
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