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

Return flights

08 Mar - 15 Mar	AirAsia X
15 Mar - 16 Mar	AirAsia X
13 Mar - 20 Mar	AirAsia X
10 Mar - 21 Mar	Scoot
03 Mar - 10 Mar	AirAsia X
10 Mar - 26 Mar	Scoot
10 Mar - 17 Mar	Scoot
03 Mar - 21 Mar	Scoot
18 Mar - 24 Mar	China Southern
19 Mar - 01 Apr	China Southern
18 Mar - 27 Mar	China Southern
15 Mar - 03 Apr	China Southern
11 Mar - 01 Apr	China Southern
10 Mar - 01 Apr	China Southern
11 Mar - 02 Apr	Jetstar	direct
19 Mar - 07 Apr	Jetstar	direct
11 Mar - 01 Apr	Jetstar	direct
19 Mar - 05 Apr	China Southern
23 Mar - 01 Apr	Scoot
18 Mar - 01 Apr	Jetstar	direct

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

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 March from $381

Return flights