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Cheap flights from St. Louis to Kailua-Kona (STL - KOA) from $320

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — KOA
Jun 4 — Jun 111
From?
To?
Tue 6/4
Tue 6/11
1 adult, Economy
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The best prices from Lambert-St Louis to Kona Intl are usually found in January or February, booked 60 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from St. Louis to Kailua-Kona

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Kailua-Kona (KOA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 30, 2024.

Popular in

August

Cheapest in

January

Round-trip from

$399

One-way from

$320
High demand for flights, 27% potential price rise
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Best time to find cheap flights, 22% potential price drop
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From Lambert-St Louis to Kona Intl
Search Deals
One-way flight from Lambert-St Louis to Kona Intl
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What is the cheapest day to fly round-trip from St. Louis to Kailua-Kona?

Flights from St. Louis to Kailua-Kona are found to be more expensive on Friday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Kailua-Kona.

How far in advance should I book a flight from St. Louis to Kailua-Kona?

Travelers have found it’s best to book a flight 61 days in advance to save up to 137% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 61 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Kailua-Kona 1-2 weeks in advance for as low as $350, or $735 for flights within the next 24 hours.

What is the cheapest month to fly from St. Louis to Kailua-Kona?

The best pricing can be found in the month of January. Prices to Kailua-Kona from St. Louis average $725. You can even find prices in January for less than $725, as users have found deals to Kailua-Kona from as low as $399. The month of August appears to be one of the more expensive times to travel to Kailua-Kona from St. Louis. Flying in the targeted month can save you up to 36%.

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

It’s optimal to fly from St. Louis to Kailua-Kona in the evening. By choosing this option you can save up to 35% on the cost of your flight, compared to a flight at noon.

Cheap American Airlines flights from St. Louis to Kailua-Kona

Explore cheap flight options specifically provided by American Airlines for the route between St. Louis and Kailua-Kona. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Peruse some of the lowest-priced American Airlines flights we've found from St. Louis to Kailua-Kona. Come back soon if you're not finding the exact deal you're looking for.
Tue 8/207:00 amSTL - KOA
1 stop10h 52mAmerican Airlines
Tue 8/272:22 pmKOA - STL
2 stops14h 45mAmerican Airlines
Deal found 5/29$445
Mon 8/267:00 amSTL - KOA
1 stop10h 52mAmerican Airlines
Tue 9/39:39 pmKOA - STL
2 stops14h 44mAmerican Airlines
Deal found 5/29$463
Tue 9/177:14 amSTL - KOA
1 stop12h 00mAmerican Airlines
Tue 10/11:52 pmKOA - STL
2 stops14h 00mAmerican Airlines
Deal found 5/29$485
Thu 9/197:00 amSTL - KOA
1 stop10h 22mAmerican Airlines
Tue 9/241:52 pmKOA - STL
2 stops14h 00mAmerican Airlines
Deal found 5/29$515
Mon 8/267:00 amSTL - KOA
1 stop10h 52mAmerican Airlines
Tue 9/39:39 pmKOA - STL
1 stop15h 04mAmerican Airlines
Deal found 5/29$517
Tue 9/177:14 amSTL - KOA
1 stop12h 00mAmerican Airlines
Tue 10/110:25 pmKOA - STL
1 stop20h 27mAmerican Airlines
Deal found 5/29$537
Sun 11/106:28 pmSTL - KOA
1 stop24h 12mAmerican Airlines
Fri 11/152:35 pmKOA - STL
2 stops13h 34mAmerican Airlines
Deal found 5/29$541
Thu 9/197:00 amSTL - KOA
1 stop10h 22mAmerican Airlines
Tue 9/2410:25 pmKOA - STL
1 stop14h 18mAmerican Airlines
Deal found 5/29$567
Tue 8/207:00 amSTL - KOA
1 stop10h 52mAmerican Airlines
Tue 8/279:39 pmKOA - STL
1 stop18h 04mAmerican Airlines
Deal found 5/29$617

Cheap United Airlines flights from St. Louis to Kailua-Kona

Explore cheap flight options specifically provided by United Airlines for the route between St. Louis and Kailua-Kona. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Some of the lowest-priced United Airlines flights we've found at this time heading from St. Louis to Kailua-Kona. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Thu 6/209:05 amSTL - KOA
1 stop11h 16mUnited Airlines
Tue 6/257:35 pmKOA - STL
1 stop12h 11mUnited Airlines
Deal found 5/29$570
Sun 11/108:40 amSTL - KOA
1 stop11h 57mUnited Airlines
Fri 11/158:35 pmKOA - STL
1 stop12h 12mUnited Airlines
Deal found 5/29$620
Fri 7/511:10 amSTL - KOA
2 stops15h 12mUnited Airlines
Fri 7/127:35 pmKOA - STL
2 stops14h 01mUnited Airlines
Deal found 5/29$668
Mon 7/295:30 pmSTL - KOA
2 stops26h 51mUnited Airlines
Fri 8/27:35 pmKOA - STL
2 stops14h 01mUnited Airlines
Deal found 5/29$703
Fri 11/16:15 amSTL - KOA
2 stops14h 22mUnited Airlines
Thu 11/78:35 pmKOA - STL
2 stops15h 08mUnited Airlines
Deal found 5/29$706
Thu 6/209:05 amSTL - KOA
1 stop11h 16mUnited Airlines
Tue 6/2510:37 pmKOA - STL
2 stops12h 52mUnited Airlines
Deal found 5/30$715
Thu 6/208:55 amSTL - KOA
2 stops17h 27mUnited Airlines
Tue 6/257:35 pmKOA - STL
2 stops15h 06mUnited Airlines
Deal found 5/30$720
Mon 7/86:20 amSTL - KOA
2 stops20h 02mUnited Airlines
Fri 7/127:35 pmKOA - STL
2 stops14h 01mUnited Airlines
Deal found 5/29$750
Fri 7/511:10 amSTL - KOA
2 stops15h 12mUnited Airlines
Fri 7/127:35 pmKOA - STL
1 stop12h 14mUnited Airlines
Deal found 5/29$753

Cheap St. Louis to Kailua-Kona flights in May & June 2024

Find cheap flight options from St. Louis to Kailua-Kona specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on May 30, 2024.
These are some of the most attractive deals on flights from St. Louis to Kailua-Kona in 2024. Check back regularly for other flight deals.
Thu 6/209:05 amSTL - KOA
1 stop11h 16mUnited Airlines
Tue 6/257:35 pmKOA - STL
1 stop12h 11mUnited Airlines
Deal found 5/29$570
Fri 6/147:35 amSTL - KOA
1 stop11h 30mAmerican Airlines
Wed 6/192:06 pmKOA - STL
2 stops13h 48mAmerican Airlines
Deal found 5/29$636
Fri 6/147:35 amSTL - KOA
1 stop11h 30mAmerican Airlines
Wed 6/199:23 pmKOA - STL
1 stop14h 58mAmerican Airlines
Deal found 5/29$688
Thu 6/136:29 amSTL - KOA
1 stop11h 07mAmerican Airlines
Mon 6/172:06 pmKOA - STL
2 stops13h 48mAmerican Airlines
Deal found 5/29$697
Thu 6/209:05 amSTL - KOA
1 stop11h 16mUnited Airlines
Tue 6/2510:37 pmKOA - STL
2 stops12h 52mUnited Airlines
Deal found 5/30$715
Thu 6/207:32 pmSTL - KOA
1 stop30h 28mAlaska Airlines
Tue 6/258:11 pmKOA - STL
1 stop17h 21mAlaska Airlines
Deal found 5/30$719
Thu 6/208:55 amSTL - KOA
2 stops17h 27mUnited Airlines
Tue 6/257:35 pmKOA - STL
2 stops15h 06mUnited Airlines
Deal found 5/30$720
Thu 6/206:29 amSTL - KOA
1 stop11h 07mAmerican Airlines
Tue 6/259:23 pmKOA - STL
1 stop14h 58mAmerican Airlines
Deal found 5/29$724
Mon 6/37:45 amSTL - KOA
2 stops14h 13mAmerican Airlines
Mon 6/102:06 pmKOA - STL
2 stops13h 48mAmerican Airlines
Deal found 5/29$735

St. Louis to Kailua-Kona 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Kailua-Kona in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
These are some of the most attractive deals on flights from St. Louis to Kailua-Kona in 2024. Check back regularly for other flight deals.
Tue 8/207:00 amSTL - KOA
1 stop10h 52mAmerican Airlines
Tue 8/272:22 pmKOA - STL
2 stops14h 45mAmerican Airlines
Deal found 5/29$445
Mon 8/267:00 amSTL - KOA
1 stop10h 52mAmerican Airlines
Tue 9/39:39 pmKOA - STL
2 stops14h 44mAmerican Airlines
Deal found 5/29$463
Tue 8/206:00 amSTL - KOA
2 stops17h 33mDelta
Tue 8/278:41 pmKOA - STL
2 stops18h 22mDelta
Deal found 5/29$479
Tue 9/177:14 amSTL - KOA
1 stop12h 00mAmerican Airlines
Tue 10/11:52 pmKOA - STL
2 stops14h 00mAmerican Airlines
Deal found 5/29$485
Mon 8/266:06 amSTL - KOA
2 stops16h 01mDelta
Tue 9/38:41 pmKOA - STL
2 stops12h 57mDelta
Deal found 5/29$490
Fri 11/17:00 amSTL - KOA
1 stop19h 07mAlaska Airlines
Thu 11/79:23 pmKOA - STL
1 stop22h 36mAlaska Airlines
Deal found 5/29$510
Thu 9/197:00 amSTL - KOA
1 stop10h 22mAmerican Airlines
Tue 9/241:52 pmKOA - STL
2 stops14h 00mAmerican Airlines
Deal found 5/29$515
Mon 8/267:00 amSTL - KOA
1 stop10h 52mAmerican Airlines
Tue 9/39:39 pmKOA - STL
1 stop15h 04mAmerican Airlines
Deal found 5/29$517
Tue 11/56:30 amSTL - KOA
2 stops17h 04mDelta
Tue 11/129:45 pmKOA - STL
2 stops15h 06mDelta
Deal found 5/29$530

One-way flights to Kailua-Kona from St. Louis

Search for one-way flight options from St. Louis to Kailua-Kona. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Take a look at some of the best available options we've come across on one-way flights from St. Louis to Kailua-Kona. Those needing a return flight from St. Louis to Kailua-Kona can use the search form above.
Sun 6/97:41 pmSTL - KOA
1 stop20h 29mAlaska Airlines
Deal found 5/29$320
Sun 6/95:27 amSTL - KOA
2 stops20h 32mAlaska Airlines
Deal found 5/29$375

Find flights from St. Louis to Kailua-Kona within your budget

Customize your flight search to find flights from St. Louis to Kailua-Kona 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 2,784,634 searches. Data last updated May 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$445 - $570

Route

Depart

Return

Price

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Tue 8/20

1 stop10h 52m

Kona Intl

Tue 8/27

2 stops14h 45m

$445

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Mon 8/26

1 stop10h 52m

Kona Intl

Tue 9/3

2 stops14h 44m

$463

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Tue 8/20

2 stops17h 33m

Kona Intl

Tue 8/27

2 stops18h 22m

$479

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Tue 9/17

1 stop12h 00m

Kona Intl

Tue 10/1

2 stops14h 00m

$485

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Mon 8/26

2 stops16h 01m

Kona Intl

Tue 9/3

2 stops12h 57m

$490

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Fri 11/1

1 stop19h 07m

Kona Intl

Thu 11/7

1 stop22h 36m

$510

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Tue 11/5

2 stops17h 04m

Kona Intl

Tue 11/12

2 stops15h 06m

$530

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Mon 7/8

1 stop30h 28m

Kona Intl

Fri 7/12

1 stop18h 21m

$550

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Thu 6/20

1 stop11h 16m

Kona Intl

Tue 6/25

1 stop12h 11m

$570

Flights are sorted by cheapest first

Deals found on 5/29

How far ahead should I book a flight from St. Louis to Kailua-Kona?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Kailua-Kona. Price data was last updated on May 24, 2024.
To ensure you get the cheapest price possible for a flight from St. Louis to Kailua-Kona, you should look to book at least 60 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

What is the cheapest day to fly from St. Louis to Kailua-Kona?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Kailua-Kona. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Kailua-Kona flight should consider departing on Thursday at noon when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from St. Louis to Kailua-Kona

Have a flexible travel schedule? Discover the best time to fly to Kailua-Kona 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.

Temperature and rainfall in Kailua-Kona by month

Plan your trip to Kailua-Kona by taking into account the average temperature and rainfall totals by month.

KOA

Temperature

71.6 - 77 °F

Reviews of airlines servicing Kailua-Kona

Get insights into the airlines that provide service to Kailua-Kona. 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 Kailua-Kona. Reviews last updated May 30, 2024.
Read through reviews of airlines operating flights from St. Louis to Kailua-Kona, such as American Airlines, United Airlines and Delta. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Crew

8.6

Comfort

7.9

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Alaska Airlines
8.1
Very good
9,192 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Crew

8.6

Comfort

7.9

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Delta
8.0
Very good
10,457 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Crew

8.6

Comfort

7.9

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

United Airlines
7.4
Good
10,777 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Crew

8.6

Comfort

7.9

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

American Airlines
7.3
Good
14,284 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Crew

8.6

Comfort

7.9

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

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

  • Can I find flights from St. Louis to Kailua-Kona for under $500 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Kailua-Kona for under $500. The cheapest flight booked recently is on American Airlines for just $445, but on average you can expect to pay $530.

  • What are the cheapest airlines flying from St. Louis to Kailua-Kona round-trip?

    Flying on American Airlines is currently your cheapest option to Kailua-Kona, with prices starting at $445. Additional round-trip tickets that might be worth considering are offered by Delta and Alaska Airlines, with the lowest prices starting at $479 and $510, respectively. American Airlines is 38% cheaper than the average price of flights available within the next 90 days to this destination.

  • What does STL to KOA mean?

    STL and KOA are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. STL to KOA refers to a flight route from Lambert-St Louis Airport to Kona Intl Airport.

  • Can I find deals for flights from St. Louis to Kailua-Kona that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Kailua-Kona flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Kailua-Kona with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Kailua-Kona flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from St. Louis to Kailua-Kona that include hotel bookings?

    Yes. In addition to deals on St. Louis to Kailua-Kona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Kailua-Kona?

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

  • Can I find deals for business class flights from St. Louis to Kailua-Kona?

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

  • Can I find deals for flights from St. Louis to Kailua-Kona that allow pets onboard?

    Many airlines flying from St. Louis to Kailua-Kona offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Kailua-Kona?

    Yes, you can often find last-minute deals on St. Louis to Kailua-Kona flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Kailua-Kona flight deals updated?

    The St. Louis to Kailua-Kona flight deals you see on this page were last updated on 5/29.

  • What are the most popular airlines that fly from St. Louis to Kailua-Kona?

    Before booking your flight from St. Louis to Kailua-Kona check out the most popular airlines for this route: American Airlines, Alaska Airlines or Delta.

  • What is the cheapest month to book a flight from St. Louis to Kailua-Kona?

    Currently, October is the cheapest month in which you can book a flight from St. Louis to Kailua-Kona (average of $399). Flying from St. Louis to Kailua-Kona in June is currently the most expensive (average of $586). 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 Kailua-Kona
See prices for flight routes from nearby airports that may be better suited for you.

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Top 4 airlines flying from St. Louis to Kailua-Kona

Discover the top 4 airlines that operate flights from St. Louis to Kailua-Kona. 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 2,784,634 searches. Data last updated May 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$344Average$792FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapest$363Average$699FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$433Average$686FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$527Average$599FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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Search flights from St. Louis to Kailua-Kona by cabin class

Find flights from St. Louis to Kailua-Kona, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

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How does Cheapflights help users find flights from St. Louis to Kailua-Kona?

When you search for this flight from St. Louis to Kailua-Kona, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Kailua-Kona?

Cheapflights simply makes it quick and affordable to book flights from St. Louis to Kailua-Kona by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from St. Louis to Kailua-Kona with no change fees?

Need flexible booking options for your flight to Kailua-Kona from St. Louis? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from St. Louis to Kailua-Kona become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Kailua-Kona from St. Louis today and book when prices fit your budget.

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