Cheapest one-way flights from Portland to Los Angeles in January from $43

AirHint found the following cheapest one-way flights from Portland (PDX) to Los Angeles (LAX) in January 2026 (see full year).

One-Way flights

26 Jan Frontier Airlines direct
19 Jan Frontier Airlines direct
30 Jan Frontier Airlines direct
23 Jan Frontier Airlines direct
04 Jan Frontier Airlines direct
08 Jan Frontier Airlines
10 Jan Alaska Airlines direct
03 Jan Alaska Airlines direct
14 Jan Southwest Airlines
22 Jan Frontier Airlines

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

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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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