AirHint found the following cheapest return flights from Kuala Lumpur (KUL) to Barcelona (BCN) in December 2026 (see full year).
Return flights
| 01 Dec - 08 Dec | Qatar Airways | ||
| 10 Dec - 15 Dec | Emirates | ||
| 04 Dec - 11 Dec | Qatar Airways | ||
| 05 Dec - 26 Dec | Saudia |
Also check the deals for one-way flights from Kuala Lumpur to Barcelona in December.
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