Southwest® flights from Hilo (Island of Hawaii) to St. Louis from $523

Promo Code

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

$

Hilo (Island of Hawaii) (ITO)to

St. Louis (STL)
Depart: 10/12/2026

One-way

Basic

From
$337
Seen: 23 hrs ago

Hilo (Island of Hawaii) (ITO)to

St. Louis (STL)
Depart: 10/12/2026

One-way

Choice

From
$387
Seen: 23 hrs ago

Hilo (Island of Hawaii) (ITO)to

St. Louis (STL)
Depart: 10/12/2026

One-way

Choice Preferred

From
$472
Seen: 23 hrs ago

Hilo (Island of Hawaii) (ITO)to

St. Louis (STL)
Depart: 08/07/2026

One-way

Basic

From
$523
Seen: 5 hrs ago

Hilo (Island of Hawaii) (ITO)to

St. Louis (STL)
Depart: 10/12/2026

One-way

Choice Extra

From
$542
Seen: 23 hrs ago

Hilo (Island of Hawaii) (ITO)to

St. Louis (STL)
Depart: 08/07/2026

One-way

Choice

From
$573
Seen: 5 hrs ago

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

Try alternate month or interact with individual days below in order to find offers.
Jul 2026
No result for this month.
Aug 2026
From$523*
Seen: 5 hrs ago
One Way/Basic
Sep 2026
No result for this month.
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    • Range$523

    *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:
    Hilo International Airport
    Arriving at:
    Lambert-St Louis Int'l Airport
    Distance:
    4035 miles

    Route Information

    28† 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 28 weekly flights from Hilo (Island of Hawaii) to St. Louis on Southwest Airlines.
    To find the lowest fares by day and time to fly Hilo (Island of Hawaii) to St. Louis with Southwest, check out our Low Fare Calendar.
    You can rent a car at Lambert-St Louis Int'l Airport book yours with your flight.
    Yes! Flights from Hilo (Island of Hawaii) to St. Louis—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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