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

Return flights

09 May - 16 May	Scoot
08 May - 14 May	Scoot
07 May - 19 May	Scoot
08 May - 01 Jun	Scoot
08 May - 19 May	Scoot
18 May - 21 May	Scoot
19 May - 26 May	Scoot
04 May - 11 May	Scoot
03 May - 16 May	Scoot
02 May - 09 May	Scoot
16 May - 30 May	Scoot
28 May - 03 Jun	Jetstar	direct
31 May - 07 Jun	Jetstar	direct
28 May - 08 Jun	Jetstar	direct
20 May - 13 Jun	Jetstar	direct
11 May - 03 Jun	Jetstar	direct
18 May - 30 Jun	Jetstar	direct
22 May - 06 Jun	Jetstar	direct
08 May - 01 Jun	Jetstar	direct
05 May - 14 Jun	Cebu Pacific

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

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 May from 324€

Return flights