Cheapest return flights from London to Sydney in May from 680€

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

Return flights

01 May - 16 May Air China
08 May - 21 May Air China
01 May - 21 May Air China
12 May - 26 May Air China
01 May - 10 May Air China
03 May - 10 May Air China
03 May - 16 May Air China
14 May - 19 May Air China
05 May - 12 May Air China
05 May - 17 May Air China
28 May - 11 Jun China Southern
23 May - 07 Jun China Southern
04 May - 01 Jun China Southern
20 May - 07 Jun China Southern
05 May - 09 Jun China Southern
28 May - 04 Jun China Southern
31 May - 09 Jun China Southern
25 May - 07 Jun China Southern
25 May - 08 Jun China Southern
16 May - 07 Jun China Southern

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

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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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