Cheapest return flights from Sydney to London in May from 668€

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

Return flights

19 May - 17 Jun China Southern
07 May - 25 May China Southern
13 May - 16 Jun China Southern
12 May - 16 May China Southern
12 May - 19 May China Southern
12 May - 17 May China Southern
14 May - 31 May China Southern
07 May - 15 May China Southern
06 May - 20 May China Southern
23 May - 17 Jun China Southern
11 May - 08 Jun China Southern
14 May - 29 May China Southern
14 May - 28 May Hainan Airlines
07 May - 31 May Hainan Airlines
26 May - 16 Jun China Southern
27 May - 08 Jun China Southern
22 May - 07 Jun China Southern
15 May - 08 Jun China Southern
14 May - 07 Jun Hainan Airlines
01 May - 01 Jun China Southern

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

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