Sydney (SYD) to London Heathrow (LHR) flight deal in premium economy from $3,808

Cathay PacificCXCathay Pacific
Round Trip•Premium Economy
AustraliaSYD

Sydney Airport

Sydney, Australia
United KingdomLHR

London Heathrow Airport

London Heathrow, United Kingdom
$4,176 USD
-9%$3,808 USD
Verified about 5 hours ago
Great Availability
65% of dates checked are available within 10% of the lowest price

Friday, September 18th, 2026

10 round-trip options

Returning
Wed, Sep 23, 2026•5 Day Trip
$4,561 USD
Google Flights
Returning
Thu, Sep 24, 2026•6 Day Trip
$4,561 USD
Google Flights
Returning
Fri, Sep 25, 2026•7 Day Trip
$4,561 USD
Google Flights
Returning
Sat, Sep 26, 2026•8 Day Trip
$4,561 USD
Google Flights
Returning
Sun, Sep 27, 2026•9 Day Trip
$4,205 USD
Google Flights
Returning
Mon, Sep 28, 2026•10 Day Trip
$4,202 USD
Google Flights
Returning
Tue, Sep 29, 2026•11 Day Trip
$4,915 USD
Google Flights
Returning
Wed, Sep 30, 2026•12 Day Trip
$3,846 USD
Google Flights
Returning
Thu, Oct 1, 2026•13 Day Trip
$4,202 USD
Google Flights
Returning
Fri, Oct 2, 2026•14 Day Trip
$4,202 USD
Google Flights