Southwest® flights from Ontario/LA to Tampa from $178

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Low fares from Ontario/LA to Tampa

$

Ontario/LA (ONT)to

Tampa (TPA)
Depart: 08/22/2026

One-way

Basic

From
$178
Seen: 1 hour ago

Ontario/LA (ONT)to

Tampa (TPA)
Depart: 08/25/2026

One-way

Basic

From
$178
Seen: 6 minutes ago

Ontario/LA (ONT)to

Tampa (TPA)
Depart: 09/06/2026

One-way

Basic

From
$178
Seen: 20 hrs ago

Ontario/LA (ONT)to

Tampa (TPA)
Depart: 09/11/2026

One-way

Basic

From
$178
Seen: 9 hrs ago

Ontario/LA (ONT)to

Tampa (TPA)
Depart: 09/01/2026

One-way

Basic

From
$178
Seen: 23 hrs ago

Ontario/LA (ONT)to

Tampa (TPA)
Depart: 10/10/2026

One-way

Basic

From
$191
Seen: 13 hrs ago

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Explore flights from Ontario/LA to Tampa

Aug 2026
From$178*
Seen: 6 minutes ago
One Way/Basic
Sep 2026
From$178*
Seen: 20 hrs ago
One Way/Basic
Oct 2026
From$191*
Seen: 9 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $178
cmp-daily-histogram-bars-legend-max-price-aria-label $357
Displaying fares for August-2026
  • ONT–TPA: cmp-view-offers-disclaimer. Find Offers
    01

    Sat

    AUG

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    02

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    03

    Mon

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    05

    Wed

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    06

    Thu

  • ONT–TPA, 08/07/2026: From $357
    07

    Fri

  • ONT–TPA, 08/08/2026: From $268
    08

    Sat

  • ONT–TPA, 08/09/2026: From $357
    09

    Sun

  • ONT–TPA: cmp-view-offers-disclaimer. Find Offers
    10

    Mon

  • ONT–TPA, 08/11/2026: From $268
    11

    Tue

  • ONT–TPA, 08/12/2026: From $268
    12

    Wed

  • ONT–TPA, 08/13/2026: From $357
    13

    Thu

  • ONT–TPA, 08/14/2026: From $304
    14

    Fri

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    15

    Sat

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    16

    Sun

  • ONT–TPA, 08/17/2026: From $191
    17

    Mon

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    18

    Tue

  • ONT–TPA: cmp-view-offers-disclaimer. Find Offers
    19

    Wed

  • ONT–TPA, 08/20/2026: From $191
    20

    Thu

  • ONT–TPA: cmp-view-offers-disclaimer. Find Offers
    21

    Fri

  • ONT–TPA, 08/22/2026: From $178
    22

    Sat

  • ONT–TPA: cmp-view-offers-disclaimer. Find Offers
    23

    Sun

  • ONT–TPA, 08/24/2026: From $191
    24

    Mon

  • ONT–TPA, 08/25/2026: From $178
    25

    Tue

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    26

    Wed

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    27

    Thu

  • ONT–TPA, 08/28/2026: From $191
    28

    Fri

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    29

    Sat

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    30

    Sun

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    31

    Mon

    • Range$178-$357

    *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:
    LA/Ontario International Airport
    Arriving at:
    Tampa International Airport
    Distance:
    2112 miles

    Route Information

    138† 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 138 weekly flights from Ontario/LA to Tampa on Southwest Airlines.
    To find the lowest fares by day and time to fly Ontario/LA to Tampa with Southwest, check out our Low Fare Calendar.
    You can rent a car at Tampa International Airport book yours with your flight.
    Yes! Flights from Ontario/LA to Tampa—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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