Cheapest one-way flights from Seattle to Los Angeles in January from 17€

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

One-Way flights

05 Jan Frontier Airlines direct
01 Jan Frontier Airlines direct
03 Jan Frontier Airlines direct
10 Jan Frontier Airlines direct
04 Jan Frontier Airlines direct
30 Jan Frontier Airlines direct
26 Jan Frontier Airlines direct
23 Jan Frontier Airlines direct
02 Jan Frontier Airlines direct
27 Jan Southwest Airlines

Also check the deals for return flights from Seattle 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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