Cheapest one-way SYD–BCN flights, December

AirHint found the following cheapest one-way flights from Sydney (SYD) to Barcelona (BCN) in December 2026 (see full year).

One-Way flights

20 Dec Garuda Indonesia
25 Dec Asiana Airlines
22 Dec Asiana Airlines
21 Dec KLM
07 Dec Air Europa

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

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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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