Sydney (SYD) to London Heathrow (LHR) flight deal in premium economy from $3,828

Cathay PacificCXCathay Pacific
Round Trip•Premium Economy
AustraliaSYD

Sydney Airport

Sydney, Australia
United KingdomLHR

London Heathrow Airport

London Heathrow, United Kingdom
$4,123 USD
-7%$3,828 USD
Verified 1 day ago
Great Availability
69% of dates checked are available within 10% of the lowest price

Saturday, July 11th, 2026

8 round-trip options

Returning
Thu, Jul 16, 2026•5 Day Trip
$4,940 USD
Google Flights
Returning
Sun, Jul 19, 2026•8 Day Trip
$4,940 USD
Google Flights
Returning
Mon, Jul 20, 2026•9 Day Trip
$5,299 USD
Google Flights
Returning
Tue, Jul 21, 2026•10 Day Trip
$4,224 USD
Google Flights
Returning
Wed, Jul 22, 2026•11 Day Trip
$4,582 USD
Google Flights
Returning
Thu, Jul 23, 2026•12 Day Trip
$5,299 USD
Google Flights
Returning
Fri, Jul 24, 2026•13 Day Trip
$3,865 USD
Google Flights
Returning
Sat, Jul 25, 2026•14 Day Trip
$3,865 USD
Google Flights