Cheapest return flights from Seattle to Los Angeles in March from $56

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

Return flights

11 Mar - 15 Mar Frontier Airlines direct
12 Mar - 16 Mar Frontier Airlines direct
05 Mar - 07 Mar Frontier Airlines direct
02 Mar - 13 Mar Frontier Airlines direct
10 Mar - 14 Mar Frontier Airlines direct
10 Mar - 17 Mar Frontier Airlines direct
11 Mar - 18 Mar Frontier Airlines direct
14 Mar - 18 Mar Frontier Airlines direct
06 Mar - 09 Mar Frontier Airlines direct
15 Mar - 20 Mar Frontier Airlines direct
27 Mar - 01 Apr Frontier Airlines direct
29 Mar - 02 Apr Frontier Airlines direct
02 Mar - 05 Apr Frontier Airlines direct
28 Mar - 05 Apr Alaska Airlines direct
27 Mar - 06 Apr Frontier Airlines direct

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

Powered by

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.

Book a cheap hotel in Los Angeles

Cheap car rent in Los Angeles

Feel free to contact us with any feedback or request another flight research.