AirHint found the following cheapest return flights from Melbourne (MEL) to London (LHR) in September 2026 (see full year).

Return flights

06 Sep - 14 Sep	China Airlines
11 Sep - 18 Sep	China Airlines
08 Sep - 16 Sep	China Airlines
11 Sep - 14 Oct	China Airlines
06 Sep - 12 Oct	China Airlines
12 Sep - 04 Oct	Royal Brunei
13 Sep - 25 Sep	Hainan Airlines
01 Sep - 11 Sep	Royal Brunei
03 Sep - 07 Oct	Royal Brunei
01 Sep - 09 Oct	Royal Brunei
01 Sep - 23 Sep	Royal Brunei
08 Sep - 13 Sep	Royal Brunei
01 Sep - 16 Sep	Royal Brunei
01 Sep - 18 Sep	Royal Brunei
03 Sep - 18 Sep	Royal Brunei
01 Sep - 11 Oct	Royal Brunei
01 Sep - 23 Oct	Royal Brunei
03 Sep - 04 Oct	Royal Brunei
08 Sep - 04 Oct	Royal Brunei
05 Sep - 09 Oct	Royal Brunei

Also check the deals for one-way flights from Melbourne to London in September.

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 Melbourne to London in September from 846€

Return flights