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The Big Island

$389+ Cheap flights from St. Louis (STL) to The Big Island

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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
STL — KOA
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from St. Louis to The Big Island

Keep the following information in mind while searching for St. Louis to The Big Island flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$406
(American Airlines)

One-way from

$389
(Alaska Airlines)

Popular in

June

Cheapest in

April

Average price

$504
Provider with most accurate pricing for Lambert-St Louis-Kona Intl flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Kona Intl flights.
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From Lambert-St Louis to The Big Island
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One-way flight from Lambert-St Louis to The Big Island
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Highest demand for flights based on searches. 16% potential increase in price ($122 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from St. Louis to The Big Island

Cheapest flights from St. Louis to The Big Island
Explore the most affordable flight options available from St. Louis to The Big Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This American Airlines deal was found by Cheapflights users on 2/19. 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 4/216:15 amSTL - KOA
1 stop10h 57mAmerican Airlines
Mon 4/289:16 pmKOA - STL
2 stops14h 20mAmerican Airlines
Deal found 2/19$418
This Hawaiian Airlines deal was found by Cheapflights users on 2/19. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/182:55 pmSTL - KOA
1 stop11h 40mHawaiian Airlines
Fri 10/248:00 amKOA - STL
1 stop10h 56mHawaiian Airlines
Deal found 2/19$452
This Alaska Airlines deal was found by Cheapflights users on 2/19. 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.
Sat 10/182:55 pmSTL - KOA
1 stop11h 40mAlaska Airlines
Fri 10/247:05 pmKOA - STL
2 stops13h 47mAlaska Airlines
Deal found 2/19$457
This Delta deal was found by Cheapflights users on 2/19. 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 11/168:55 amSTL - KOA
2 stops14h 30mDelta
Thu 11/2010:45 pmKOA - STL
2 stops15h 18mDelta
Deal found 2/19$554
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Wed 7/96:09 amSTL - KOA
1 stop10h 17mUnited Airlines
Mon 7/1410:15 pmKOA - STL
2 stops15h 39mUnited Airlines
Deal found 2/20$606
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2112:15 pmSTL - KOA
3 stops38h 56mMultiple Airlines
Mon 4/288:51 amKOA - STL
3 stops27h 25mMultiple Airlines
Deal found 2/19$697
This Southwest deal was found by Cheapflights users on 2/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/69:00 amSTL - KOA
2 stops13h 25mSouthwest
Thu 3/1310:00 amKOA - STL
2 stops18h 20mSouthwest
Deal found 2/20$717
This Delta deal was found by Cheapflights users on 2/19. 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.
Thu 3/66:43 amSTL - ITO
2 stops14h 41mDelta
Mon 3/1012:25 pmITO - STL
2 stops16h 11mDelta
Deal found 2/19$847
This Alaska Airlines deal was found by Cheapflights users on 2/19. 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 2/203:21 pmSTL - ITO
2 stops45h 56mAlaska Airlines
Thu 2/2712:40 pmITO - STL
2 stops31h 19mAlaska Airlines
Deal found 2/19$848
This United deal was found by Cheapflights users on 2/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/11:30 pmSTL - ITO
2 stops23h 24mUnited Airlines
Tue 7/88:15 amITO - STL
2 stops39h 43mUnited Airlines
Deal found 2/20$982
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Sat 12/275:00 amSTL - ITO
3 stops17h 25mMultiple Airlines
Sat 1/38:35 pmITO - STL
2 stops12h 08mMultiple Airlines
Deal found 2/19$2,322

Find flights from St. Louis to The Big Island within your budget

Customize your flight search to find flights from St. Louis to The Big Island 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 February 20, 2025.

Fly from

St. Louis

Fly to

The Big Island

Route

Depart

Return

Price

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Mon 4/21

6:15 am-12:12 pm

1 stop10h 57m

Kona Intl

Mon 4/28

9:16 pm-4:36 pm

2 stops14h 20m

$418

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Mon 4/21

6:00 am-5:39 pm

2 stops16h 39m

Kona Intl

Mon 4/28

8:20 pm-4:52 pm

2 stops15h 32m

$559

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Wed 7/9

6:09 am-11:26 am

1 stop10h 17m

Kona Intl

Mon 7/14

10:15 pm-6:54 pm

2 stops15h 39m

$606

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Mon 4/21

12:15 pm-10:11 pm

3 stops38h 56m

Kona Intl

Mon 4/28

8:51 am-5:16 pm

3 stops27h 25m

$697

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Thu 3/6

9:00 am-6:25 pm

2 stops13h 25m

Kona Intl

Thu 3/13

10:00 am-9:20 am

2 stops18h 20m

$717

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Tue 7/8

7:23 am-9:35 pm

2 stops19h 12m

Kona Intl

Thu 7/17

12:00 pm-9:18 am

2 stops16h 18m

$804

St. LouisHilo

STL - ITO

STLITO

Lambert-St Louis

Thu 3/6

6:43 am-5:24 pm

2 stops14h 41m

Hilo Intl

Mon 3/10

12:25 pm-9:36 am

2 stops16h 11m

$847

St. LouisHilo

STL - ITO

STLITO

Lambert-St Louis

Thu 3/6

7:00 am-7:24 pm

2 stops16h 24m

Hilo Intl

Mon 3/10

1:45 pm-2:25 pm

3 stops19h 40m

$904

St. LouisHilo

STL - ITO

STLITO

Lambert-St Louis

Sun 2/23

7:00 am-9:17 am

2 stops30h 17m

$389

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Wed 6/18

6:29 am-9:35 pm

2 stops20h 06m

$483

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 11 results
1
2

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

Have a flexible travel schedule? Discover the best time to fly to The Big Island from St. Louis 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.

Travel insights for flights from St. Louis to The Big Island

Get recent, data-driven insights about flights from St. Louis to The Big Island including ideal travel times, pricing trends, and more.

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

Currently, October is the cheapest month in which you can book a flight from St. Louis to The Big Island (average of $409). Flying from St. Louis to The Big Island in June is currently the most expensive (average of $621). 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.

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

Find hourly flight availability from St. Louis to The Big Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to The Big Island as you normally would.

Rainfall in The Big Island by month

Plan your trip to The Big Island by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in The Big Island ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit The Big Island when rainfall is around 1.6 in.

Temperature in The Big Island by month

Plan your trip to The Big Island by taking into account the average temperature totals by month.

If weather is an important factor for your trip to The Big Island, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 71.6 F).

Reviews of airlines servicing The Big Island

Get insights into the airlines that provide service to The Big Island. 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 The Big Island. Reviews last updated February 20, 2025.
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to The Big Island. 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 from for flights from St. Louis to The Big Island?

    If you book a flight to The Big Island from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.

  • What are the most popular routes from St. Louis to The Big Island?

    While some choose either Lambert-St Louis - Hilo Intl or Lambert-St Louis - Waimea (Kamuela) Waimea Kohala, Lambert-St Louis - Kona Intl is the most popular route from St. Louis to The Big Island.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to The Big Island 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 St. Louis to The Big Island?

    Currently, October is the cheapest month in which you can book a flight from St. Louis to The Big Island (average of $409). Flying from St. Louis to The Big Island in June is currently the most expensive (average of $621). 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

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Alternative routes for St. Louis to The Big Island

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from St. Louis to The Big Island

Discover the top 5 airlines that operate flights from St. Louis to The Big Island. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$389Average$652FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$389Average$719FlexibilityNo cancel feeOn-time69%
DeltaCheapest$394Average$550FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$394Average$636FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$576Average$748FlexibilityNo cancel feeOn-time63%
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