AirHint found the following cheapest return flights from Melbourne (MEL) to Barcelona (BCN) in December 2025 (see full year).

Return flights

03 Dec - 04 Dec	Qantas
03 Dec - 08 Dec	Qantas
29 Dec - 29 Jan	Turkish Airlines
24 Dec - 31 Dec	Turkish Airlines
12 Dec - 29 Dec	Turkish Airlines
24 Dec - 03 Jan	Turkish Airlines
24 Dec - 04 Jan	Turkish Airlines
24 Dec - 15 Jan	Turkish Airlines
16 Dec - 10 Jan	Jetstar
21 Dec - 31 Dec	Air China
22 Dec - 31 Dec	Turkish Airlines
15 Dec - 01 Jan	Turkish Airlines
20 Dec - 29 Dec	Jetstar
15 Dec - 15 Jan	Turkish Airlines
21 Dec - 12 Jan	Air China
22 Dec - 02 Jan	Air China
19 Dec - 31 Dec	Turkish Airlines
19 Dec - 01 Jan	Turkish Airlines

Also check the deals for one-way flights from Melbourne to Barcelona 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.

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Cheapest return flights from Melbourne to Barcelona in December from 813€

Return flights