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

Return flights

03 Aug - 24 Aug	Scoot
11 Aug - 01 Sep	Scoot
11 Aug - 18 Aug	Scoot
14 Aug - 24 Aug	Scoot
24 Aug - 31 Aug	Scoot
10 Aug - 31 Aug	Scoot
10 Aug - 31 Aug	Jetstar	direct
03 Aug - 24 Aug	Jetstar	direct
03 Aug - 14 Aug	Jetstar	direct
11 Aug - 01 Sep	Jetstar	direct
12 Aug - 02 Sep	Jetstar	direct
11 Aug - 18 Aug	Jetstar	direct
10 Aug - 21 Aug	Jetstar	direct
29 Aug - 11 Sep	Jetstar	direct
03 Aug - 03 Sep	Jetstar	direct
27 Aug - 03 Sep	China Southern
14 Aug - 26 Sep	China Southern

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

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 Sydney to Seoul in August from 338€

Return flights