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Kailua-Kona

$209+ Cheap flights from Missouri to Kailua-Kona (KOA)

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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — KOA
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Missouri to Kailua-Kona

Cheapest flights from Missouri to Kailua-Kona
Explore the most affordable flight options available from Missouri to Kailua-Kona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/17. 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 12/179:02 amMCI - KOA
1 stop11h 16mUnited Airlines
Wed 12/248:30 pmKOA - MCI
1 stop12h 32mUnited Airlines
Deal found 12/17$812
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/319:00 amMCI - KOA
1 stop11h 41mUnited Airlines
Tue 1/68:30 pmKOA - MCI
1 stop12h 07mUnited Airlines
Deal found 12/15$841
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/205:07 pmMCI - KOA
2 stops23h 44mUnited Airlines
Sat 12/276:05 pmKOA - MCI
1 stop11h 13mUnited Airlines
Deal found 12/16$879
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Sun 12/219:00 amMCI - KOA
2 stops15h 36mUnited Airlines
Wed 12/318:30 pmKOA - MCI
1 stop22h 45mUnited Airlines
Deal found 12/16$909
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/315:00 amSTL - KOA
2 stops15h 38mAmerican Airlines
Sun 1/410:55 pmKOA - STL
1 stop20h 56mAmerican Airlines
Deal found 12/16$1,040
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/316:30 amSTL - KOA
2 stops14h 11mUnited Airlines
Sun 1/48:30 pmKOA - STL
2 stops21h 13mUnited Airlines
Deal found 12/16$1,185
This Delta deal was found by Cheapflights users on 12/17. 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.
Mon 12/227:20 amSTL - KOA
1 stop12h 28mDelta
Sun 1/47:55 pmKOA - STL
1 stop14h 53mDelta
Deal found 12/17$1,266
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Mon 12/222:45 pmSTL - KOA
2 stops28h 14mUnited Airlines
Sun 1/411:20 pmKOA - STL
2 stops18h 35mUnited Airlines
Deal found 12/17$1,349

Find flight deals from Missouri to Kailua-Kona

Keep the following information in mind while searching for Missouri to Kailua-Kona flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$374
(Delta)

One-way from

$209
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$666
Provider with most accurate pricing for Lambert-St Louis-Kona Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Kona Intl flights.
Search Deals
From Missouri to Kona Intl
Search Deals
One-way flight from Missouri to Kona Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($111 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri 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 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Missouri to Kailua-Kona that are best for you.

Fly from

Missouri

Fly to

Kailua-Kona

Route

Depart

Return

Price

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Mon 3/2

7:00 am-7:34 pm

2 stops16h 34m

Kona Intl

Tue 3/10

8:55 pm-5:07 pm

2 stops15h 12m

$374

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Mon 2/23

7:00 am-7:34 pm

2 stops16h 34m

Kona Intl

Tue 3/10

8:55 pm-5:07 pm

2 stops15h 12m

$374

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Tue 1/20

6:10 am-6:47 pm

2 stops16h 37m

Kona Intl

Tue 1/27

8:45 pm-4:45 pm

2 stops16h 00m

$394

Kansas CityKailua-Kona

MCI - KOA

MCIKOA

Kansas City

Mon 1/19

7:00 am-6:47 pm

1 stop15h 47m

Kona Intl

Fri 1/30

9:30 pm-8:39 pm

2 stops19h 09m

$394

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Sun 1/18

7:00 am-3:51 pm

1 stop12h 51m

Kona Intl

Tue 1/27

8:45 pm-4:37 pm

2 stops15h 52m

$398

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Mon 2/2

6:40 am-3:51 pm

1 stop13h 11m

Kona Intl

Thu 2/12

8:59 pm-5:48 pm

2 stops16h 49m

$398

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Sun 1/18

7:00 am-3:51 pm

1 stop12h 51m

Kona Intl

Thu 1/29

8:45 pm-4:37 pm

2 stops15h 52m

$398

Kansas CityKailua-Kona

MCI - KOA

MCIKOA

Kansas City

Sun 1/11

6:30 am-3:51 pm

1 stop13h 21m

Kona Intl

Fri 2/27

9:45 pm-1:24 pm

2 stops11h 39m

$426

Kansas CityKailua-Kona

MCI - KOA

MCIKOA

Kansas City

Mon 1/12

6:30 am-6:30 pm

2 stops16h 00m

Kona Intl

Tue 2/24

9:45 pm-2:51 pm

1 stop13h 06m

$426

Kansas CityKailua-Kona

MCI - KOA

MCIKOA

Kansas City

Mon 1/12

6:30 am-6:30 pm

2 stops16h 00m

Kona Intl

Thu 2/26

9:45 pm-1:24 pm

2 stops11h 39m

$432

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 40 results
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Best time to book a flight from Missouri to Kailua-Kona

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

What is the cheapest month to book a flight from Missouri to Kailua-Kona?

Currently, October is the cheapest month in which you can book a flight from Missouri to Kailua-Kona (average of $274). Flying from Missouri to Kailua-Kona in December is currently the most expensive (average of $461). 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 MO to KOA?

Find hourly flight availability from Missouri to Kailua-Kona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

When flying from Missouri to Kailua-Kona, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 38% versus a flight in the afternoon.

What is the cheapest day to fly from Missouri to Kailua-Kona?

Use this chart to determine the cheapest time to fly round-trip from Missouri to Kailua-Kona. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Missouri to Kailua-Kona flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Kailua-Kona. 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 Kailua-Kona from Missouri?

    If you book a flight to Kailua-Kona from Missouri, you will be flying to Kona Intl, which is the city’s only airport. Kona Intl (KOA) is located 7.7 mi from the center of Kailua-Kona.

  • How long is the flight from Missouri to Kailua-Kona?

    There are many flights that can get you from Missouri to Kailua-Kona in 16h 34m. Fly via Delta or United Airlines to get the fastest option. The distance between Missouri and Kailua-Kona is about 4080 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Missouri to Kailua-Kona?

    The most popular route from Missouri to Kailua-Kona is Lambert-St Louis - Kona Intl. You may also consider Kansas City - Kona Intl or Springfield-Branson - Kona Intl.

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

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

  • How can I find direct flights from Missouri to Kailua-Kona?

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

  • Can I find deals for business class flights from Missouri to Kailua-Kona?

    Yes. Cheapflights offers flight deals from Missouri 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.

  • What is the cheapest month to book a flight from Missouri to Kailua-Kona?

    Currently, October is the cheapest month in which you can book a flight from Missouri to Kailua-Kona (average of $274). Flying from Missouri to Kailua-Kona in December is currently the most expensive (average of $461). 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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Top 5 airlines flying from Missouri to Kailua-Kona

Discover the top 5 airlines that operate flights from Missouri 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 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$290Average$597FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$379Average$542FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$381Average$760FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$391Average$599FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$481Average$728FlexibilityNo cancel feeOn-time63%

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