Southwest® flights from Seattle/Tacoma to Los Angeles from $89

Promo Code

Low fares from Seattle/Tacoma to Los Angeles

$

Seattle/Tacoma (SEA)to

Los Angeles (LAX)
Depart: 10/26/2026

One-way

Basic

From
$89
Seen: 21 hrs ago

Seattle/Tacoma (SEA)to

Los Angeles (LAX)
Depart: 11/07/2026

One-way

Basic

From
$89
Seen: 23 hrs ago

Seattle/Tacoma (SEA)to

Los Angeles (LAX)
Depart: 11/08/2026

One-way

Basic

From
$89
Seen: 19 hrs ago

Seattle/Tacoma (SEA)to

Los Angeles (LAX)
Depart: 10/20/2026

One-way

Basic

From
$124
Seen: 18 hrs ago

Seattle/Tacoma (SEA)to

Los Angeles (LAX)
Depart: 11/18/2026

One-way

Basic

From
$124
Seen: 11 hrs ago

Seattle/Tacoma (SEA)to

Los Angeles (LAX)
Depart: 11/14/2026

One-way

Basic

From
$124
Seen: 2 hrs ago

Looking for more low-fare flights?

Check out the Low Fare Calendar to find a fare that works for you. Just choose the month you want to depart and return, and we’ll show you the best fares available.

Find low fares

Explore flights from Seattle/Tacoma to Los Angeles

Sep 2026
From$239*
Seen: 5 hrs ago
One Way/Basic
Oct 2026
From$89*
Seen: 21 hrs ago
One Way/Basic
Nov 2026
From$89*
Seen: 19 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $189
cmp-daily-histogram-bars-legend-max-price-aria-label $340
Displaying fares for September-2026
  • SEA–LAX, 09/12/2026: From $267
    12

    Sat

    SEP

  • SEA–LAX, 09/13/2026: From $308
    13

    Sun

  • SEA–LAX, 09/14/2026: From $340
    14

    Mon

  • SEA–LAX, 09/15/2026: From $272
    15

    Tue

  • SEA–LAX, 09/16/2026: From $272
    16

    Wed

  • SEA–LAX, 09/17/2026: From $313
    17

    Thu

  • SEA–LAX, 09/18/2026: From $313
    18

    Fri

  • SEA–LAX, 09/19/2026: From $272
    19

    Sat

  • SEA–LAX: cmp-view-offers-disclaimer. Find Offers
    20

    Sun

  • SEA–LAX: cmp-view-offers-disclaimer. Find Offers
    21

    Mon

  • SEA–LAX, 09/22/2026: From $272
    22

    Tue

  • SEA–LAX, 09/23/2026: From $272
    23

    Wed

  • SEA–LAX, 09/24/2026: From $313
    24

    Thu

  • SEA–LAX, 09/25/2026: From $244
    25

    Fri

  • SEA–LAX: cmp-view-offers-disclaimer. Find Offers
    26

    Sat

  • SEA–LAX, 09/27/2026: From $239
    27

    Sun

  • SEA–LAX, 09/28/2026: From $244
    28

    Mon

  • SEA–LAX: cmp-view-offers-disclaimer. Find Offers
    29

    Tue

  • SEA–LAX, 09/30/2026: From $244
    30

    Wed

  • SEA–LAX, 10/01/2026: From $244
    01

    Thu

    OCT

  • SEA–LAX, 10/02/2026: From $189
    02

    Fri

  • SEA–LAX: cmp-view-offers-disclaimer. Find Offers
    03

    Sat

  • SEA–LAX, 10/04/2026: From $189
    04

    Sun

  • SEA–LAX: cmp-view-offers-disclaimer. Find Offers
    05

    Mon

  • SEA–LAX: cmp-view-offers-disclaimer. Find Offers
    06

    Tue

  • SEA–LAX, 10/07/2026: From $189
    07

    Wed

  • SEA–LAX, 10/08/2026: From $189
    08

    Thu

  • SEA–LAX: cmp-view-offers-disclaimer. Find Offers
    09

    Fri

  • SEA–LAX: cmp-view-offers-disclaimer. Find Offers
    10

    Sat

  • SEA–LAX: cmp-view-offers-disclaimer. Find Offers
    11

    Sun

    • Range$189-$340

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    Seattle/Tacoma International Airport
    Arriving at:
    Los Angeles International Airport
    Distance:
    954 miles

    Route Information

    156† Weekly flights

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    There are 156 weekly flights from Seattle/Tacoma to Los Angeles on Southwest Airlines.
    To find the lowest fares by day and time to fly Seattle/Tacoma to Los Angeles with Southwest, check out our Low Fare Calendar.
    You can rent a car at Los Angeles International Airport book yours with your flight.
    Yes! Flights from Seattle/Tacoma to Los Angeles—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

    Explore Flights from Other Popular Origins

    Popular Flights from Seattle/Tacoma