Southwest® flights from St. Louis to Kona (Island of Hawaii) from $217

Promo Code

Low fares from St. Louis to Kona (Island of Hawaii)

$

St. Louis (STL)to

Kona (Island of Hawaii) (KOA)
Depart: 09/28/2026

One-way

Basic

From
$217
Seen: 17 hrs ago

St. Louis (STL)to

Kona (Island of Hawaii) (KOA)
Depart: 09/15/2026

One-way

Basic

From
$247
Seen: 16 hrs ago

St. Louis (STL)to

Kona (Island of Hawaii) (KOA)
Depart: 09/28/2026

One-way

Choice

From
$267
Seen: 17 hrs ago

St. Louis (STL)to

Kona (Island of Hawaii) (KOA)
Depart: 09/15/2026

One-way

Choice

From
$297
Seen: 16 hrs ago

St. Louis (STL)to

Kona (Island of Hawaii) (KOA)
Depart: 09/06/2026

One-way

Basic

From
$307
Seen: 12 hrs ago

St. Louis (STL)to

Kona (Island of Hawaii) (KOA)
Depart: 08/22/2026

One-way

Basic

From
$307
Seen: 8 hrs ago

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Explore flights from St. Louis to Kona (Island of Hawaii)

Aug 2026
From$307*
Seen: 9 hrs ago
One Way/Basic
Sep 2026
From$217*
Seen: 17 hrs ago
One Way/Basic
Oct 2026
From$347*
Seen: 34 minutes ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $247
cmp-daily-histogram-bars-legend-max-price-aria-label $488
Displaying fares for August-2026
  • STL–KOA, 08/20/2026: From $307
    20

    Thu

    AUG

  • STL–KOA, 08/21/2026: From $357
    21

    Fri

  • STL–KOA, 08/22/2026: From $307
    22

    Sat

  • STL–KOA, 08/23/2026: From $421
    23

    Sun

  • STL–KOA, 08/24/2026: From $307
    24

    Mon

  • STL–KOA, 08/25/2026: From $307
    25

    Tue

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    26

    Wed

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    27

    Thu

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    28

    Fri

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    29

    Sat

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    30

    Sun

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    31

    Mon

  • STL–KOA: cmp-view-offers-disclaimer. Find Offers
    01

    Tue

    SEP

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    02

    Wed

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    03

    Thu

  • STL–KOA, 09/04/2026: From $488
    04

    Fri

  • STL–KOA, 09/05/2026: From $433
    05

    Sat

  • STL–KOA, 09/06/2026: From $307
    06

    Sun

  • STL–KOA: cmp-view-offers-disclaimer. Find Offers
    07

    Mon

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    08

    Tue

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    09

    Wed

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    10

    Thu

  • STL–KOA: cmp-view-offers-disclaimer. Find Offers
    11

    Fri

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    12

    Sat

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    13

    Sun

  • STL–KOA, 09/14/2026: From $353
    14

    Mon

  • STL–KOA, 09/15/2026: From $247
    15

    Tue

  • STL–KOA, 09/16/2026: From $322
    16

    Wed

  • STL–KOA, 09/17/2026: From $387
    17

    Thu

  • STL–KOA, 09/18/2026: From $347
    18

    Fri

  • STL–KOA: cmp-view-offers-disclaimer. Find Offers
    19

    Sat

    • Range$247-$488

    *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:
    Lambert-St Louis Int'l Airport
    Arriving at:
    Kona International Airport at Keahole
    Distance:
    4088 miles

    Route Information

    39† 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 39 weekly flights from St. Louis to Kona (Island of Hawaii) on Southwest Airlines.
    To find the lowest fares by day and time to fly St. Louis to Kona (Island of Hawaii) with Southwest, check out our Low Fare Calendar.
    You can rent a car at Kona International Airport at Keahole book yours with your flight.
    Yes! Flights from St. Louis to Kona (Island of Hawaii)—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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