Cheapest return flights from Seoul to Sydney in April from $374

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

Return flights

03 Apr - 12 Apr AirAsia X
24 Apr - 17 May AirAsia X
24 Apr - 26 Apr AirAsia X
04 Apr - 12 Apr AirAsia X
24 Apr - 16 May AirAsia X
03 Apr - 22 Apr AirAsia X
01 Apr - 22 Apr Hainan Airlines
04 Apr - 26 Apr Qingdao Airlines
07 Apr - 15 Apr Sichuan Airlines
04 Apr - 08 Apr Sichuan Airlines
07 Apr - 22 Apr Sichuan Airlines
24 Apr - 30 Apr AirAsia X
22 Apr - 03 May Qingdao Airlines
30 Apr - 05 May AirAsia X
22 Apr - 14 May Jetstar direct
27 Apr - 03 May Scoot
22 Apr - 11 May Scoot
28 Apr - 19 May Scoot
25 Apr - 02 May Scoot
27 Apr - 07 May Scoot

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

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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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