Cheapest return ADL–ICN flights, September

AirHint found the following cheapest return flights from Adelaide (ADL) to Seoul (ICN) in September 2026 (see full year).

Return flights

16 Sep - 25 Sep Singapore Airlines
16 Sep - 24 Sep Singapore Airlines
14 Sep - 25 Sep Singapore Airlines
08 Sep - 20 Sep Singapore Airlines
02 Sep - 07 Oct Qantas
17 Sep - 24 Sep Singapore Airlines
25 Sep - 12 Oct Indonesia AirAsia
25 Sep - 07 Oct Qantas
17 Sep - 03 Oct Singapore Airlines
12 Sep - 29 Sep Indonesia AirAsia
24 Sep - 03 Oct Singapore Airlines
24 Sep - 04 Oct Singapore Airlines
23 Sep - 03 Oct Qantas
21 Sep - 03 Oct Jetstar
12 Sep - 18 Sep Indonesia AirAsia
27 Sep - 08 Oct Singapore Airlines

Also check the deals for one-way flights from Adelaide to Seoul in September.

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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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