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 1 day ago
Great Availability
77% of dates checked are available within 10% of the lowest price

Monday, December 14th, 2026

7 round-trip options

Returning
Sat, Dec 19, 2026•5 Day Trip
$3,989 USD
Google Flights
Returning
Mon, Dec 21, 2026•7 Day Trip
$3,939 USD
Google Flights
Returning
Tue, Dec 22, 2026•8 Day Trip
$3,939 USD
Google Flights
Returning
Thu, Dec 24, 2026•10 Day Trip
$3,940 USD
Google Flights
Returning
Sat, Dec 26, 2026•12 Day Trip
$3,990 USD
Google Flights
Returning
Sun, Dec 27, 2026•13 Day Trip
$3,939 USD
Google Flights
Returning
Mon, Dec 28, 2026•14 Day Trip
$3,939 USD
Google Flights