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

Sunday, December 20th, 2026

7 round-trip options

Returning
Fri, Dec 25, 2026•5 Day Trip
$4,040 USD
Google Flights
Returning
Sun, Dec 27, 2026•7 Day Trip
$3,990 USD
Google Flights
Returning
Mon, Dec 28, 2026•8 Day Trip
$3,990 USD
Google Flights
Returning
Wed, Dec 30, 2026•10 Day Trip
$3,989 USD
Google Flights
Returning
Fri, Jan 1, 2027•12 Day Trip
$4,039 USD
Google Flights
Returning
Sat, Jan 2, 2027•13 Day Trip
$4,815 USD
Google Flights
Returning
Sun, Jan 3, 2027•14 Day Trip
$3,990 USD
Google Flights