AirHint found the following cheapest return flights from Los Angeles (LAX) to Phoenix (PHX) in December 2026 (see full year).
Return flights
| 19 Dec - 21 Dec | Delta | direct | |
| 05 Dec - 12 Dec | United | direct | |
| 21 Dec - 23 Dec | Delta | direct | |
| 11 Dec - 13 Dec | Delta | direct |
Also check the deals for one-way flights from Los Angeles to Phoenix in December.
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