Cheapest return flights from Sydney to London in May from $836

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

Return flights

10 May - 29 May China Southern
15 May - 28 May China Southern
15 May - 31 May China Southern
21 May - 31 May China Southern
03 May - 26 May China Southern
03 May - 31 May China Southern
15 May - 30 May China Southern
19 May - 26 May China Southern
19 May - 25 May China Southern
18 May - 25 May China Southern
20 May - 03 Jun China Southern
29 May - 14 Jun China Southern
21 May - 14 Jun China Southern
21 May - 13 Jun China Southern
21 May - 15 Jun China Southern
20 May - 07 Jun China Southern
29 May - 13 Jun China Southern
13 May - 18 Jun China Southern
03 May - 08 Jun China Southern
12 May - 09 Jun China Southern

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

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