Cheapest one-way flights from Portland to Los Angeles in December from $25

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

One-Way flights

13 Dec Frontier Airlines direct
15 Dec Frontier Airlines direct
23 Dec Frontier Airlines direct
18 Dec Frontier Airlines direct
12 Dec Frontier Airlines direct
08 Dec Frontier Airlines direct
11 Dec Frontier Airlines direct
14 Dec Frontier Airlines direct
06 Dec Frontier Airlines direct
30 Dec Frontier Airlines direct

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

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