Cheapest return flights from Seoul to Sydney in December from $440

AirHint found the following cheapest return flights from Seoul (ICN) to Sydney (SYD) in December 2025 (see full year).

Return flights

23 Dec - 20 Jan China Southern
23 Dec - 18 Jan China Southern
22 Dec - 18 Jan Scoot
22 Dec - 19 Jan Jetstar direct
22 Dec - 18 Jan Jetstar direct
23 Dec - 12 Jan China Southern
29 Dec - 14 Jan China Eastern
22 Dec - 23 Jan Jetstar direct
22 Dec - 17 Jan Jetstar direct
22 Dec - 16 Jan Jetstar direct
22 Dec - 31 Dec Scoot
26 Dec - 31 Dec VietJet Air
23 Dec - 31 Dec China Southern
22 Dec - 30 Dec Jetstar direct
24 Dec - 29 Dec VietJet Air
26 Dec - 28 Dec VietJet Air
25 Dec - 28 Dec Asiana Airlines direct
27 Dec - 31 Dec Asiana Airlines direct
29 Dec - 31 Dec Asiana Airlines direct
24 Dec - 25 Dec Asiana Airlines direct

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

Powered by

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.

Book a cheap hotel in Sydney

Cheap car rent in Sydney

Feel free to contact us with any feedback or request another flight research.