Cheapest return flights from Seoul to Sydney in May from $564

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

Return flights

12 May - 19 May China Southern
18 May - 21 May ANA
13 May - 20 May ANA
17 May - 26 May ANA
20 May - 26 May ANA
20 May - 27 May ANA
26 May - 28 May ANA
11 May - 21 May ANA
17 May - 02 Jun ANA
25 May - 02 Jun ANA
19 May - 25 May ANA
14 May - 20 May ANA
16 May - 02 Jun Air China
27 May - 05 Jun ANA
25 May - 05 Jun ANA
22 May - 02 Jun Air China
07 May - 19 Jun ANA
31 May - 05 Jun ANA
24 May - 02 Jun ANA
24 May - 01 Jun ANA

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

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