AirHint found the following cheapest one-way flights from Copenhagen (CPH) to Sydney (SYD) in December 2025 (see full year).

One-Way flights

11 Dec	Austrian Airlines
01 Dec	Etihad Airways
02 Dec	Etihad Airways
18 Dec	easyJet
17 Dec	easyJet
03 Dec	Lufthansa
25 Dec	Scandinavian Airlines
28 Dec	Air Serbia
19 Dec	Thai Airways
29 Dec	Turkish Airlines

Also check the deals for return flights from Copenhagen to Sydney in December.

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

Cheapest one-way flights from Copenhagen to Sydney in December from $623

One-Way flights