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 16 days ago
Good Availability
59% of dates checked are available within 10% of the lowest price

Monday, July 6th, 2026

3 round-trip options

Returning
Mon, Jul 13, 2026•7 Day Trip
$4,842 USD
Google Flights
Returning
Wed, Jul 15, 2026•9 Day Trip
$4,842 USD
Google Flights
Returning
Sun, Jul 19, 2026•13 Day Trip
$4,842 USD
Google Flights