Cheapest return flights from Kuala Lumpur to Barcelona in December from $595

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

Return flights

16 Dec - 23 Jan AirAsia
25 Dec - 15 Jan Etihad Airways
30 Dec - 15 Jan Etihad Airways
11 Dec - 25 Jan Indonesia AirAsia
04 Dec - 07 Dec Etihad Airways
01 Dec - 08 Dec Qatar Airways
20 Dec - 08 Jan Air India
04 Dec - 25 Dec Etihad Airways
24 Dec - 03 Jan Thai AirAsia
03 Dec - 12 Dec Qatar Airways
08 Dec - 15 Dec Etihad Airways
07 Dec - 16 Dec Etihad Airways
07 Dec - 15 Dec Etihad Airways
25 Dec - 03 Jan Thai AirAsia
07 Dec - 14 Dec Etihad Airways
20 Dec - 31 Dec Air India
05 Dec - 16 Dec Etihad Airways
20 Dec - 03 Jan Air India
27 Dec - 05 Jan AirAsia
25 Dec - 05 Jan Etihad Airways

Also check the deals for one-way flights from Kuala Lumpur to Barcelona in December.

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