AirHint found the following cheapest return flights from Phoenix (PHX) to Kuala Lumpur (KUL) in December 2025 (see full year).
Return flights
| 12 Dec - 12 Jan | Delta | ||
| 14 Dec - 31 Dec | Qatar Airways | ||
| 13 Dec - 31 Dec | Japan Airlines |
Also check the deals for one-way flights from Phoenix to Kuala Lumpur in December.
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