AirHint found the following cheapest return flights from Sydney (SYD) to London (LHR) in July 2026 (see full year).

Return flights

15 Jul - 21 Aug	Turkish Airlines
15 Jul - 10 Aug	Vietnam Airlines
20 Jul - 20 Aug	Vietnam Airlines
20 Jul - 25 Aug	Vietnam Airlines
20 Jul - 17 Aug	Vietnam Airlines
20 Jul - 24 Aug	Vietnam Airlines
13 Jul - 18 Aug	Vietnam Airlines
11 Jul - 18 Aug	Vietnam Airlines
13 Jul - 20 Aug	Vietnam Airlines
13 Jul - 17 Aug	Vietnam Airlines
10 Jul - 29 Jul	China Airlines
07 Jul - 21 Jul	Korean Air
22 Jul - 29 Jul	Scoot
08 Jul - 20 Jul	Air India
23 Jul - 30 Jul	Virgin Australia
02 Jul - 20 Jul	Air India
01 Jul - 08 Jul	Air India
01 Jul - 16 Jul	Air India
14 Jul - 30 Jul	Scoot
01 Jul - 18 Jul	Air India

Also check the deals for one-way flights from Sydney to London in July.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Sydney to London in July from $1066

Return flights