Cheapest return flights from Copenhagen to Sydney in September from $1137

Best time to book flights for Copenhagen (CPH) to Sydney (SYD) flights at AirHint

AirHint found the following cheapest return flights from Copenhagen (CPH) to Sydney (SYD) in September 2025 (see full year).

Return flights

01 Sep - 13 Sep Turkish Airlines
07 Sep - 21 Sep Etihad Airways
08 Sep - 22 Sep Singapore Airlines
22 Sep - 11 Oct Singapore Airlines
05 Sep - 19 Sep Singapore Airlines
06 Sep - 19 Sep Singapore Airlines
05 Sep - 12 Sep Singapore Airlines
25 Sep - 31 Oct Singapore Airlines
22 Sep - 02 Oct Air India

Also check the deals for one-way flights from Copenhagen to Sydney in September.

Skyscanner

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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