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Cheap flights from St. Louis to Kailua-Kona (STL - KOA) from $274

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 9/15. 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
May 8 — May 151
From?
To?
Wed 5/8
Wed 5/15
1 adult, Economy
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The best prices from Lambert-St Louis to Kona Intl are usually found in January or October, booked 69 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

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 3, 2024.

Popular in

June

Cheapest in

January

Round-trip from

$398

One-way from

$356
High demand for flights, 31% potential price rise
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Best time to find cheap flights, 21% potential price drop
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From Lambert-St Louis to Kona Intl
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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 9 days in advance to save up to 42% 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 9 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 $725 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 $732. You can even find prices in January for less than $732, as users have found deals to Kailua-Kona from as low as $464. The month of June 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 45%.

When is the cheapest time to fly from St. Louis to Kailua-Kona (STL - KOA)?

It’s optimal to fly from St. Louis to Kailua-Kona in the evening. By choosing this option you can save up to 42% on the cost of your flight, compared to a flight at noon.

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

Explore cheap flight options specifically provided by Alaska 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 2,864,334 searches. Data last updated May 3, 2024.
Peruse some of the lowest-priced Alaska 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.
Wed 5/297:00 amSTL - KOA
1 stop18h 59mAlaska Airlines
Tue 6/43:11 pmKOA - STL
1 stop27h 48mAlaska Airlines
Deal found 5/3$440
Wed 5/297:00 amSTL - KOA
1 stop14h 00mAlaska Airlines
Tue 6/410:52 pmKOA - STL
2 stops14h 49mAlaska Airlines
Deal found 5/2$513
Wed 5/297:41 pmSTL - KOA
1 stop25h 07mAlaska Airlines
Tue 6/43:11 pmKOA - STL
1 stop17h 25mAlaska Airlines
Deal found 5/2$532
Fri 6/77:41 pmSTL - KOA
1 stop20h 26mAlaska Airlines
Tue 6/113:11 pmKOA - STL
1 stop27h 48mAlaska Airlines
Deal found 5/2$565
Wed 5/296:18 pmSTL - KOA
2 stops31h 41mAlaska Airlines
Tue 6/43:11 pmKOA - STL
1 stop27h 48mAlaska Airlines
Deal found 5/2$574
Fri 9/207:31 pmSTL - KOA
1 stop30h 32mAlaska Airlines
Fri 10/118:23 pmKOA - STL
1 stop12h 05mAlaska Airlines
Deal found 5/2$636
Wed 5/297:00 amSTL - KOA
1 stop18h 59mAlaska Airlines
Tue 6/48:13 pmKOA - STL
2 stops18h 04mAlaska Airlines
Deal found 5/3$641
Fri 10/252:25 pmSTL - KOA
2 stops24h 05mAlaska Airlines
Fri 11/19:40 pmKOA - STL
1 stop21h 01mAlaska Airlines
Deal found 5/2$659
Fri 10/257:00 amSTL - KOA
1 stop14h 13mAlaska Airlines
Fri 11/13:05 pmKOA - STL
1 stop17h 22mAlaska Airlines
Deal found 5/2$661

Cheap Delta flights from St. Louis to Kailua-Kona

Explore cheap flight options specifically provided by Delta 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 2,864,334 searches. Data last updated May 3, 2024.
Some of the lowest-priced Delta 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.
Wed 5/296:11 amSTL - KOA
2 stops17h 24mDelta
Tue 6/48:42 pmKOA - STL
2 stops11h 50mDelta
Deal found 5/2$550
Fri 10/256:30 amSTL - KOA
2 stops15h 52mDelta
Fri 11/18:45 pmKOA - STL
2 stops14h 11mDelta
Deal found 5/2$600
Thu 6/137:55 amSTL - KOA
2 stops15h 35mDelta
Mon 6/178:33 pmKOA - STL
2 stops12h 01mDelta
Deal found 5/2$727
Tue 7/96:00 amSTL - KOA
2 stops17h 30mDelta
Wed 7/179:40 pmKOA - STL
2 stops14h 55mDelta
Deal found 5/3$782
Thu 6/137:55 amSTL - KOA
2 stops15h 35mDelta
Mon 6/178:33 pmKOA - STL
2 stops12h 01mDelta
Deal found 5/3$857
Fri 7/57:15 amSTL - KOA
2 stops16h 15mDelta
Fri 7/129:40 pmKOA - STL
2 stops18h 37mDelta
Deal found 5/2$874
Fri 6/146:00 amSTL - KOA
2 stops17h 30mDelta
Wed 6/198:33 pmKOA - STL
2 stops12h 01mDelta
Deal found 5/3$932
Wed 10/26:30 amSTL - KOA
2 stops15h 52mDelta
Wed 10/99:45 pmKOA - STL
2 stops18h 46mDelta
Deal found 5/2$2,760

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 2,864,334 searches. Prices were last updated on May 3, 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.
Wed 5/297:00 amSTL - KOA
1 stop18h 59mAlaska Airlines
Tue 6/43:11 pmKOA - STL
1 stop27h 48mAlaska Airlines
Deal found 5/3$440
Wed 5/297:00 amSTL - KOA
1 stop14h 00mAlaska Airlines
Tue 6/410:52 pmKOA - STL
2 stops14h 49mAlaska Airlines
Deal found 5/2$513
Wed 5/297:41 pmSTL - KOA
1 stop25h 07mAlaska Airlines
Tue 6/43:11 pmKOA - STL
1 stop17h 25mAlaska Airlines
Deal found 5/2$532
Wed 5/296:11 amSTL - KOA
2 stops17h 24mDelta
Tue 6/48:42 pmKOA - STL
2 stops11h 50mDelta
Deal found 5/2$550
Fri 6/77:41 pmSTL - KOA
1 stop20h 26mAlaska Airlines
Tue 6/113:11 pmKOA - STL
1 stop27h 48mAlaska Airlines
Deal found 5/2$565
Wed 5/296:18 pmSTL - KOA
2 stops31h 41mAlaska Airlines
Tue 6/43:11 pmKOA - STL
1 stop27h 48mAlaska Airlines
Deal found 5/2$574
Wed 5/2910:15 amSTL - KOA
2 stops16h 07mUnited Airlines
Tue 6/47:35 pmKOA - STL
2 stops15h 06mUnited Airlines
Deal found 5/3$590
Wed 5/296:11 amSTL - KOA
2 stops17h 24mDelta
Tue 6/48:42 pmKOA - STL
2 stops11h 50mDelta
Deal found 5/2$600
Sat 5/42:35 pmSTL - KOA
1 stop29h 15mAlaska Airlines
Fri 5/1012:00 pmKOA - STL
1 stop20h 23mAlaska Airlines
Deal found 5/3$640

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 2,864,334 searches. Data last updated May 3, 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.
Wed 5/297:00 amSTL - KOA
1 stop18h 59mAlaska Airlines
Tue 6/43:11 pmKOA - STL
1 stop27h 48mAlaska Airlines
Deal found 5/3$440
Wed 10/309:13 amSTL - KOA
1 stop11h 38mUnited Airlines
Wed 11/68:35 pmKOA - STL
1 stop12h 08mUnited Airlines
Deal found 5/3$494
Wed 8/217:00 amSTL - KOA
1 stop10h 52mAmerican Airlines
Tue 8/279:39 pmKOA - STL
2 stops12h 48mAmerican Airlines
Deal found 5/2$499
Wed 8/216:00 amSTL - KOA
2 stops12h 49mAmerican Airlines
Tue 8/272:22 pmKOA - STL
2 stops13h 42mAmerican Airlines
Deal found 5/2$504
Wed 5/297:00 amSTL - KOA
1 stop14h 00mAlaska Airlines
Tue 6/410:52 pmKOA - STL
2 stops14h 49mAlaska Airlines
Deal found 5/2$513
Wed 5/297:41 pmSTL - KOA
1 stop25h 07mAlaska Airlines
Tue 6/43:11 pmKOA - STL
1 stop17h 25mAlaska Airlines
Deal found 5/2$532
Wed 5/296:11 amSTL - KOA
2 stops17h 24mDelta
Tue 6/48:42 pmKOA - STL
2 stops11h 50mDelta
Deal found 5/2$550
Wed 8/217:00 amSTL - KOA
1 stop10h 52mAmerican Airlines
Tue 8/279:39 pmKOA - STL
1 stop14h 48mAmerican Airlines
Deal found 5/2$551
Mon 9/166:21 pmSTL - KOA
2 stops22h 44mAmerican Airlines
Thu 9/2610:30 pmKOA - STL
1 stop10h 09mAmerican Airlines
Deal found 5/2$556

St. Louis to Kailua-Kona flights leaving soon

Find last-minute flight options from St. Louis to Kailua-Kona for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Users seeking a last-minute flight from St. Louis to Kailua-Kona should consider booking one of these fares. Users should be sure to double check the price, date, and time of their last-minute flight.
Thu 5/95:55 amSTL - KOA
2 stops20h 00mAlaska Airlines
Thu 5/2311:05 amKOA - STL
1 stop31h 54mAlaska Airlines
Deal found 5/2$684
Thu 5/97:00 amSTL - KOA
1 stop18h 55mAlaska Airlines
Thu 5/2311:05 amKOA - STL
1 stop31h 54mAlaska Airlines
Deal found 5/2$690
Thu 5/97:30 amSTL - KOA
2 stops14h 28mAmerican Airlines
Thu 5/232:05 pmKOA - STL
2 stops14h 48mAmerican Airlines
Deal found 5/2$692

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 2,864,334 searches. Data last updated May 3, 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 9/157:31 pmSTL - KOA
1 stop21h 59mAlaska Airlines
Deal found 5/2$274
Sun 9/152:34 pmSTL - KOA
2 stops25h 26mAlaska Airlines
Deal found 5/2$356
Tue 5/145:04 amSTL - KOA
2 stops16h 54mAmerican Airlines
Deal found 5/2$363
Tue 5/146:18 pmSTL - KOA
1 stop27h 40mAmerican Airlines
Deal found 5/2$423
Tue 5/145:25 pmSTL - KOA
3 stops23h 14mUnited Airlines
Deal found 5/2$543

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 2,864,334 searches. Data last updated May 3, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$440 - $600

Route

Depart

Return

Price

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Wed 5/29

1 stop18h 59m

Kona Intl

Tue 6/4

1 stop27h 48m

$440

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Wed 8/21

1 stop10h 52m

Kona Intl

Tue 8/27

2 stops12h 48m

$499

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Wed 8/21

2 stops12h 49m

Kona Intl

Tue 8/27

2 stops13h 42m

$504

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Wed 5/29

1 stop14h 00m

Kona Intl

Tue 6/4

2 stops14h 49m

$513

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Wed 5/29

1 stop25h 07m

Kona Intl

Tue 6/4

1 stop17h 25m

$532

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Wed 5/29

2 stops17h 24m

Kona Intl

Tue 6/4

2 stops11h 50m

$550

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Wed 8/21

1 stop10h 52m

Kona Intl

Tue 8/27

1 stop14h 48m

$551

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Wed 5/29

2 stops16h 07m

Kona Intl

Tue 6/4

2 stops15h 06m

$590

Lambert-St LouisKona Intl

STL - KOA

STLKOA

Lambert-St Louis

Fri 10/25

2 stops15h 52m

Kona Intl

Fri 11/1

2 stops14h 11m

$600

Flights are sorted by cheapest first

Deals found on 5/3

When is the best time to 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 January 28, 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 69 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

When is the cheapest time 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 April 28, 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 Saturday evenings 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

Average price of flights to Kailua-Kona by month

Plan your trip from St. Louis to Kailua-Kona by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Kailua-Kona is currently $392 while a round-trip flight costs $531. Price data was last updated on April 28, 2024.

Currently, October is the cheapest month in which you can book a flight from St. Louis to Kailua-Kona (average of $398). Flying from St. Louis to Kailua-Kona in June is currently the most expensive (average of $566). 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.

January

$464

February

$460

March

$511

April

$408

May

$443

June

$566

July

$561

August

$431

September

$426

October

$398

November

$447

December

$402

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 3, 2024.
Read through reviews of airlines operating flights from St. Louis to Kailua-Kona, such as Alaska Airlines, Delta and American Airlines. 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
9,128 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,128 reviews
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.1
Very good
10,848 reviews
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
11,134 reviews
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,755 reviews
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Overall

8.1

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

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 Alaska Airlines for just $440, but on average you can expect to pay $567.

  • Are there last-minute flights available from St. Louis to Kailua-Kona for under $700?

    There are currently 3+ open flights from St. Louis to Kailua-Kona within the next 7 days for less than $700.

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

    Flying on Alaska Airlines is currently your cheapest option to Kailua-Kona, with prices starting at $440. Additional round-trip tickets that might be worth considering are offered by American Airlines and Delta, with the lowest prices starting at $499 and $550, respectively. Alaska Airlines is 39% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from St. Louis to Kailua-Kona one-way?

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $274. American Airlines flights start at $363 while deals on United Airlines start at $543 one-way.

  • 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 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 5/3.

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 2,864,334 searches. Data last updated May 3, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$371Average$694FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$434Average$684FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Alaska AirlinesCheapest$465Average$815FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapest$526Average$679FlexibilityNo 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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Can Cheapflights notify me if prices for flights from St. Louis to Kailua-Kona become cheaper?

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