AirHint found the following cheapest return flights from Basel (BSL) to Kuala Lumpur (KUL) in December 2025 (see full year).
Return flights
| 07 Dec - 14 Dec | AJet | ||
| 13 Dec - 27 Dec | AJet | ||
| 28 Dec - 10 Jan | AJet | ||
| 24 Dec - 31 Dec | AJet | ||
| 23 Dec - 10 Jan | AJet | ||
| 22 Dec - 04 Jan | Lufthansa | ||
| 23 Dec - 01 Jan | AJet | ||
| 22 Dec - 30 Dec | AJet | ||
| 25 Dec - 03 Jan | AJet |
Also check the deals for one-way flights from Basel to Kuala Lumpur in December.
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