Cheapest return flights from Seattle to Los Angeles in April from $117

AirHint found the following cheapest return flights from Seattle (SEA) to Los Angeles (LAX) in April 2026 (see full year).

Return flights

11 Apr - 13 Apr Frontier Airlines
08 Apr - 12 Apr Frontier Airlines direct
29 Apr - 03 May Alaska Airlines direct
03 Apr - 08 Apr Frontier Airlines
02 Apr - 10 Apr Frontier Airlines direct
03 Apr - 10 Apr Frontier Airlines direct
03 Apr - 06 Apr Frontier Airlines direct
09 Apr - 12 Apr Frontier Airlines direct
18 Apr - 18 May Alaska Airlines direct
26 Apr - 27 Apr Alaska Airlines
08 Apr - 19 Apr Alaska Airlines direct
30 Apr - 03 May Alaska Airlines direct
09 Apr - 19 Apr Alaska Airlines direct

Also check the deals for one-way flights from Seattle to Los Angeles in April.

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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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