Southwest® flights from Salt Lake City to Ontario/LA from $165

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Low fares from Salt Lake City to Ontario/LA

$

Salt Lake City (SLC)to

Ontario/LA (ONT)
Depart: 02/09/2027

One-way

Basic

From
$165
Seen: 1 hour ago

Salt Lake City (SLC)to

Ontario/LA (ONT)
Depart: 01/09/2027

One-way

Basic

From
$165
Seen: 15 hrs ago

Salt Lake City (SLC)to

Ontario/LA (ONT)
Depart: 12/12/2026

One-way

Basic

From
$165
Seen: 1 hour ago

Salt Lake City (SLC)to

Ontario/LA (ONT)
Depart: 12/08/2026

One-way

Basic

From
$165
Seen: 10 hrs ago

Salt Lake City (SLC)to

Ontario/LA (ONT)
Depart: 12/09/2026

One-way

Basic

From
$165
Seen: 20 hrs ago

Salt Lake City (SLC)to

Ontario/LA (ONT)
Depart: 12/05/2026

One-way

Basic

From
$185
Seen: 23 hrs ago

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Explore flights from Salt Lake City to Ontario/LA

Nov 2026
From$209*
Seen: 12 hrs ago
One Way/Basic
Dec 2026
From$165*
Seen: 1 hour ago
One Way/Basic
Jan 2027
From$165*
Seen: 15 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $165
cmp-daily-histogram-bars-legend-max-price-aria-label $375
Displaying fares for November-2026
  • SLC–ONT, 11/12/2026: From $375
    12

    Thu

    NOV

  • SLC–ONT, 11/13/2026: From $375
    13

    Fri

  • SLC–ONT, 11/14/2026: From $375
    14

    Sat

  • SLC–ONT, 11/15/2026: From $375
    15

    Sun

  • SLC–ONT: cmp-view-offers-disclaimer. Find Offers
    16

    Mon

  • SLC–ONT, 11/17/2026: From $375
    17

    Tue

  • SLC–ONT: cmp-view-offers-disclaimer. Find Offers
    18

    Wed

  • SLC–ONT, 11/19/2026: From $345
    19

    Thu

  • SLC–ONT, 11/20/2026: From $345
    20

    Fri

  • SLC–ONT, 11/21/2026: From $340
    21

    Sat

  • SLC–ONT, 11/22/2026: From $345
    22

    Sun

  • SLC–ONT, 11/23/2026: From $345
    23

    Mon

  • SLC–ONT, 11/24/2026: From $345
    24

    Tue

  • SLC–ONT, 11/25/2026: From $245
    25

    Wed

  • SLC–ONT, 11/26/2026: From $209
    26

    Thu

  • SLC–ONT, 11/27/2026: From $234
    27

    Fri

  • SLC–ONT: cmp-view-offers-disclaimer. Find Offers
    28

    Sat

  • SLC–ONT, 11/29/2026: From $290
    29

    Sun

  • SLC–ONT, 11/30/2026: From $264
    30

    Mon

  • SLC–ONT: cmp-view-offers-disclaimer. Find Offers
    01

    Tue

    DEC

  • SLC–ONT: cmp-view-offers-disclaimer. Find Offers
    02

    Wed

  • SLC–ONT, 12/03/2026: From $185
    03

    Thu

  • SLC–ONT, 12/04/2026: From $200
    04

    Fri

  • SLC–ONT, 12/05/2026: From $185
    05

    Sat

  • SLC–ONT, 12/06/2026: From $214
    06

    Sun

  • SLC–ONT, 12/07/2026: From $185
    07

    Mon

  • SLC–ONT, 12/08/2026: From $165
    08

    Tue

  • SLC–ONT, 12/09/2026: From $165
    09

    Wed

  • SLC–ONT, 12/10/2026: From $185
    10

    Thu

  • SLC–ONT, 12/11/2026: From $195
    11

    Fri

    • Range$165-$375

    *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:
    Salt Lake City International Airport
    Arriving at:
    LA/Ontario International Airport
    Distance:
    558 miles

    Questions we hear the most

    There are 137 weekly flights from Salt Lake City to Ontario/LA on Southwest Airlines.
    To find the lowest fares by day and time to fly Salt Lake City to Ontario/LA with Southwest, check out our Low Fare Calendar.
    You can rent a car at LA/Ontario International Airport book yours with your flight.
    Yes! Flights from Salt Lake City to Ontario/LA—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.

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