Sydney (SYD) to London Heathrow (LHR) flight deal in premium economy from $3,619

Cathay PacificCXCathay Pacific
Round Trip•Premium Economy
AustraliaSYD

Sydney Airport

Sydney, Australia
United KingdomLHR

London Heathrow Airport

London Heathrow, United Kingdom
$4,012 USD
-10%$3,619 USD
Verified 17 days ago
Good Availability
59% of dates checked are available within 10% of the lowest price

Tuesday, September 22nd, 2026

7 round-trip options

Returning
Sun, Sep 27, 2026•5 Day Trip
$3,619 USD
Google Flights
Returning
Wed, Sep 30, 2026•8 Day Trip
$3,963 USD
Google Flights
Returning
Fri, Oct 2, 2026•10 Day Trip
$4,650 USD
Google Flights
Returning
Sat, Oct 3, 2026•11 Day Trip
$3,619 USD
Google Flights
Returning
Sun, Oct 4, 2026•12 Day Trip
$3,619 USD
Google Flights
Returning
Mon, Oct 5, 2026•13 Day Trip
$3,619 USD
Google Flights
Returning
Tue, Oct 6, 2026•14 Day Trip
$3,963 USD
Google Flights