Cheapest return flights from Phoenix to Los Angeles in December from $117

AirHint found the following cheapest return flights from Phoenix (PHX) to Los Angeles (LAX) in December 2025 (see full year).

Return flights

02 Dec - 04 Dec Southwest Airlines direct
13 Dec - 14 Dec United direct
17 Dec - 18 Dec Frontier Airlines
24 Dec - 02 Jan Delta direct
26 Dec - 05 Jan Southwest Airlines
26 Dec - 05 Jan United direct
24 Dec - 03 Jan United direct
17 Dec - 21 Dec Frontier Airlines direct

Also check the deals for one-way flights from Phoenix to Los Angeles in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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