What is the cheapest airline to fly from Kailua-Kona to St. Louis round-trip?

United Airlines, at $406, was found to be the cheapest airline from Kailua-Kona to St. Louis..

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

The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $222. However, be on the lookout for offers from American Airlines and Alaska Airlines, as they are both options that can get you from Kailua-Kona to St. Louis for a low price.

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

Currently, August is the cheapest month in which you can book a flight from Kailua-Kona to St. Louis (average of $311). Flying from Kailua-Kona 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.

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

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

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

Travelers have found that booking a Tuesday departure is the best way to save up to 490% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

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

Most accurate provider : When it comes to deals on Kailua-Kona-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kailua-Kona-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kailua-Kona-St. Louis flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Kailua-Kona-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kailua-Kona-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Kailua-Kona 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.

$222+ Save on Flights from Kailua-Kona to St. Louis

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1. Tell us where you want to go

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We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheap flight deals from Kailua-Kona to St. Louis

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$406 (United Airlines)
One-way from	$222 (Delta)

Provider with most accurate pricing for Kona Intl-Lambert-St Louis flight deals.

Search Deals

Provider most trusted by Cheapflights users for Kona Intl-Lambert-St Louis flights.

Search Deals

From Kona Intl to Lambert-St Louis

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One-way flight from Kona Intl to Lambert-St Louis

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Find flight deals from Kailua-Kona to St. Louis

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

Thu 3/68:55 pmKOA - STL

1 stop11h 54mUnited Airlines

Mon 3/108:20 amSTL - KOA

2 stops16h 34mUnited Airlines

Deal found 2/19

$406

Best flights from Kailua-Kona to St. Louis
Discover carefully curated flight deals from Kailua-Kona to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 20, 2025.

Thu 3/68:55 pmKOA - STL

1 stop11h 54mUnited Airlines

Mon 3/108:20 amSTL - KOA

2 stops16h 34mUnited Airlines

Deal found 2/19

$406

Last-minute flights from Kailua-Kona to St. Louis
Discover last-minute flight deals from Kailua-Kona to St. Louis. Data last updated February 20, 2025 and is based on user searches.

Thu 3/68:55 pmKOA - STL

1 stop11h 54mUnited Airlines

Mon 3/108:20 amSTL - KOA

2 stops16h 34mUnited Airlines

Deal found 2/19

$406

One-way flights from Kailua-Kona to St. Louis
Search for one-way flight options from Kailua-Kona to St. Louis. Find affordable one-way fares based on user searches. Data last updated February 20, 2025.

Wed 5/79:45 pmKOA - STL

2 stops15h 14mDelta

Deal found 2/19

$222

Wed 5/71:47 pmKOA - STL

2 stops14h 09mAmerican Airlines

Deal found 2/19

$246

Wed 7/1612:00 pmKOA - STL

2 stops16h 18mAlaska Airlines

Deal found 2/19

$326

Wed 6/2510:15 pmKOA - STL

2 stops25h 43mUnited Airlines

Deal found 2/19

$403

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

Fly from

Fly to

Route

Depart

Return

Price

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Thu 3/6

8:55 pm-12:49 pm

1 stop11h 54m

Lambert-St Louis

Mon 3/10

8:20 am-7:54 pm

2 stops16h 34m

$406

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Wed 5/7

9:45 pm-5:59 pm

2 stops15h 14m

$222

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Wed 5/7

1:47 pm-8:56 am

2 stops14h 09m

$246

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Wed 7/16

12:00 pm-9:18 am

2 stops16h 18m

$326

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Wed 6/25

10:15 pm-4:58 am

2 stops25h 43m

$403

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Compare providers for flights from Kailua-Kona to St. Louis

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kailua-Kona to St. Louis in February.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Kailua-Kona-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kailua-Kona-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kailua-Kona-St. Louis flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Kailua-Kona-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kailua-Kona-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

Rainfall in St. Louis by month

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Alaska Airlines

8.0

Very good

9,691 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,691 reviews

Alaska Airlines

8.0

Very good

9,691 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

8,227 reviews

Alaska Airlines

8.0

Very good

9,691 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,771 reviews

Alaska Airlines

8.0

Very good

9,691 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,691 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What is the cheapest airline to fly from Kailua-Kona to St. Louis round-trip?
United Airlines, at $406, was found to be the cheapest airline from Kailua-Kona to St. Louis..
What are the cheapest airlines to fly from Kailua-Kona to St. Louis one-way?
The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $222. However, be on the lookout for offers from American Airlines and Alaska Airlines, as they are both options that can get you from Kailua-Kona to St. Louis for a low price.
Can I find deals for flights from Kailua-Kona to St. Louis that include hotel bookings?
Yes. In addition to deals on Kailua-Kona to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kailua-Kona to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kailua-Kona to St. Louis.
Can I find deals for business class flights from Kailua-Kona to St. Louis?
Yes. Cheapflights offers flight deals from Kailua-Kona 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 Kailua-Kona to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Kailua-Kona to St. Louis (average of $311). Flying from Kailua-Kona 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

Fenton

Fairview Heights

Maryland Heights

Collinsville

Wentzville

Eureka

St. Peters

Festus

Alton

Farmington

Chesterfield

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$222+ Cheap flights from Kailua-Kona to St. Louis (KOA - 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kailua-Kona to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Kailua-Kona to St. Louis

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Find flight deals from Kailua-Kona to St. Louis

Cheapest flights from Kailua-Kona to St. LouisExplore the most affordable flight options available from Kailua-Kona to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

Explore the most affordable flight options available from Kailua-Kona to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

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

Compare providers for flights from Kailua-Kona to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kailua-Kona to St. Louis in February.

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

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Kailua-Kona with our price prediction graph.

Travel insights for flights from Kailua-Kona to St. Louis

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

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

Reviews of airlines servicing St. Louis

Related info for your journey

Find useful and relevant information for your journey from Kailua-Kona 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 is the cheapest airline to fly from Kailua-Kona to St. Louis round-trip?

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

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

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

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

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

Traveling to a place near Kailua-Kona?

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