Cheapest one-way flights from Phoenix to Los Angeles in December from $20

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

One-Way flights

10 Dec Frontier Airlines direct
16 Dec Frontier Airlines direct
17 Dec Frontier Airlines direct
13 Dec Frontier Airlines direct
09 Dec Frontier Airlines direct
23 Dec Frontier Airlines direct
31 Dec Frontier Airlines direct
24 Dec Frontier Airlines direct
22 Dec Frontier Airlines direct
27 Dec Frontier Airlines direct

Also check the deals for return flights from Phoenix to Los Angeles in December.

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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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