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

Return flights

10 Dec - 21 Jan	China Airlines
01 Dec - 11 Dec	Turkish Airlines
01 Dec - 07 Dec	Turkish Airlines
07 Dec - 22 Jan	Singapore Airlines
29 Dec - 25 Jan	China Airlines
05 Dec - 21 Dec	Turkish Airlines
01 Dec - 31 Dec	Singapore Airlines
08 Dec - 22 Jan	Lufthansa
08 Dec - 28 Dec	China Airlines
11 Dec - 18 Jan	Cathay Pacific
16 Dec - 15 Jan	T'way Air
29 Dec - 12 Jan	China Airlines
29 Dec - 07 Jan	China Airlines
25 Dec - 23 Jan	Air India
25 Dec - 16 Jan	Air India
18 Dec - 30 Dec	Air China
12 Dec - 31 Dec	Condor

Also check the deals for one-way flights from Frankfurt 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 return flights from Frankfurt to Sydney in December from $1293

Return flights