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St. Louis

$272+ Cheap flights from The Big Island to St. Louis (STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — STL
Jul 1 — Jul 81
Tue 7/1
Tue 7/8
1 adult, Economy
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Cheap flight deals from The Big Island to St. Louis

Keep the following information in mind while searching for The Big Island to St. Louis flight deals. Data was last updated June 26, 2025.

Round-trip from

$447
(American Airlines)

One-way from

$272
(Alaska Airlines)
From The Big Island to Lambert-St Louis
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One-way flight from The Big Island to Lambert-St Louis
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Find flight deals from The Big Island to St. Louis

Cheapest flights from The Big Island to St. Louis
Explore the most affordable flight options available from The Big Island to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

This American Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/252:59 pmKOA - STL
2 stops13h 01mAmerican Airlines
Fri 9/56:20 amSTL - KOA
1 stop12h 22mAmerican Airlines
Deal found 6/25$447
This Alaska Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/289:32 pmKOA - STL
1 stop12h 07mAlaska Airlines
Wed 9/36:00 amSTL - KOA
2 stops17h 41mAlaska Airlines
Deal found 6/24$448
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/31:10 pmKOA - STL
1 stop10h 44mUnited Airlines
Fri 7/116:00 amSTL - KOA
1 stop10h 31mUnited Airlines
Deal found 6/23$542
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/249:47 pmKOA - STL
2 stops15h 00mDelta
Thu 9/47:00 amSTL - KOA
2 stops17h 00mDelta
Deal found 6/25$556

Cheapflights Fare Finder

Customize your flight search to find flights from The Big Island to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 26, 2025.
Use the filters below to find and compare flights from The Big Island to St. Louis that are best for you.

Fly from

The Big Island

Fly to

St. Louis

Route

Depart

Return

Price

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Mon 8/25

2:59 pm-9:00 am

2 stops13h 01m

Lambert-St Louis

Fri 9/5

6:20 am-1:42 pm

1 stop12h 22m

$447

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Thu 8/28

9:32 pm-2:39 pm

1 stop12h 07m

Lambert-St Louis

Wed 9/3

6:00 am-6:41 pm

2 stops17h 41m

$448

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Sun 8/24

9:47 pm-5:47 pm

2 stops15h 00m

Lambert-St Louis

Thu 9/4

7:00 am-7:00 pm

2 stops17h 00m

$556

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Mon 8/25

11:00 pm-4:53 pm

1 stop12h 53m

Lambert-St Louis

Wed 9/3

9:17 am-7:24 pm

2 stops15h 07m

$617

HiloSt. Louis

ITO - STL

ITOSTL

Hilo Intl

Thu 10/9

9:00 pm-11:59 pm

2 stops21h 59m

$272

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Wed 7/16

10:50 pm-4:45 pm

1 stop12h 55m

$281

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Wed 7/23

9:00 pm-6:35 pm

2 stops16h 35m

$297

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Wed 7/23

8:20 pm-12:30 pm

1 stop11h 10m

$328

HiloSt. Louis

ITO - STL

ITOSTL

Hilo Intl

Thu 10/9

6:00 am-9:59 pm

3 stops34h 59m

$535

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/24

Best time to book a flight from The Big Island to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from The Big Island with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from The Big Island to St. Louis

What is the cheapest time of day to fly from FUI to STL?

Find hourly flight availability from The Big Island to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 26, 2025.

When flying from The Big Island to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated June 26, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from The Big Island to St. Louis. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,276 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,964 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,838 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from The Big Island to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to St. Louis from The Big Island?

    For a flight from The Big Island to St. Louis, you will be flying into Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city.

  • What are the cheapest airlines to fly from The Big Island to St. Louis one-way?

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $272. United Airlines flights start at $281 while deals on Southwest start at $328 one-way.

  • Can I find deals for flights from The Big Island to St. Louis that include hotel bookings?

    Yes. In addition to deals on The Big Island to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from The Big Island to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from The Big Island to St. Louis.

  • Can I find deals for business class flights from The Big Island to St. Louis?

    Yes. Cheapflights offers flight deals from The Big Island to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from The Big Island to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from The Big Island to St. Louis (average of $311). Flying from The Big Island to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near The Big Island?

Book flights to The Big Island if you plan to visit one of these locations
O'Fallon
Maryland Heights
Fairview Heights
Collinsville
Eureka
St. Peters
Glencoe
Alton
Festus
Chesterfield
Farmington

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