San Francisco (SFO) to Perth (PER) flight deal in premium economy from $3,239

Cathay PacificCXCathay Pacific
Round Trip•Premium Economy
United StatesSFO

San Francisco International Airport

San Francisco, United States
AustraliaPER

Perth Airport

Perth, Australia
$3,429 USD
-6%$3,239 USD
Verified about 18 hours ago
Great Availability
77% of dates checked are available within 10% of the lowest price

Sunday, September 20th, 2026

8 round-trip options

Returning
Fri, Sep 25, 2026•5 Day Trip
$3,339 USD
Google Flights
Returning
Sat, Sep 26, 2026•6 Day Trip
$3,339 USD
Google Flights
Returning
Sun, Sep 27, 2026•7 Day Trip
$3,289 USD
Google Flights
Returning
Mon, Sep 28, 2026•8 Day Trip
$3,289 USD
Google Flights
Returning
Tue, Sep 29, 2026•9 Day Trip
$3,290 USD
Google Flights
Returning
Wed, Sep 30, 2026•10 Day Trip
$3,290 USD
Google Flights
Returning
Thu, Oct 1, 2026•11 Day Trip
$3,290 USD
Google Flights
Returning
Fri, Oct 2, 2026•12 Day Trip
$3,340 USD
Google Flights