Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to Kailua-Kona from $211

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Kailua-Kona departing on 5/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from St. Louis to Kailua-Kona

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from St. Louis to Kailua-Kona.
United Airlines Logo
8:54 am - 3:19 pmSTL-KOA
11h 25m1 stop
United Airlines Logo
10:15 pm - 4:59 pmKOA-STL
13h 44m2 stops
$421United Airlines
Find Deal
Tue, Aug 12 - Tue, Aug 12
United Airlines Logo
5:00 am - 3:19 pmSTL-KOA
15h 19m2 stops
United Airlines Logo
10:15 pm - 4:59 pmKOA-STL
13h 44m2 stops
$426United Airlines
Find Deal
Tue, Aug 12 - Tue, Aug 12
American Airlines Logo
7:00 am - 12:52 pmSTL-KOA
10h 52m1 stop
American Airlines Logo
9:31 pm - 11:48 pmKOA-STL
21h 17m1 stop
$479American Airlines
Find Deal
Sun, Aug 24 - Sun, Aug 31
American Airlines Logo
5:36 am - 1:29 pmSTL-KOA
12h 53m2 stops
American Airlines Logo
9:31 pm - 11:48 pmKOA-STL
21h 17m1 stop
$484American Airlines
Find Deal
Sun, Aug 24 - Sun, Aug 31
Alaska Airlines Logo
9:50 am - 10:09 pmSTL-KOA
17h 19m2 stops
Alaska Airlines Logo
12:13 pm - 8:55 amKOA-STL
15h 42m2 stops
$606Alaska Airlines
Find Deal
Sun, Aug 24 - Sun, Aug 31
Delta Logo
6:00 am - 7:10 pmSTL-KOA
18h 10m2 stops
Delta Logo
10:45 am - 10:47 amKOA-STL
19h 02m2 stops
$657Delta
Find Deal
Thu, May 29 - Thu, Jun 5
Alaska Airlines Logo
6:52 am - 10:15 pmSTL-KOA
20h 23m2 stops
Alaska Airlines Logo
9:44 pm - 11:04 pmKOA-STL
20h 20m2 stops
$667Alaska Airlines
Find Deal
Wed, May 28 - Sun, Jun 1
Delta Logo
6:00 am - 7:10 pmSTL-KOA
18h 10m2 stops
Delta Logo
8:34 pm - 8:37 pmKOA-STL
19h 03m2 stops
$706Delta
Find Deal
Sun, May 25 - Mon, Jun 9
Southwest Logo
6:15 am - 5:55 pmSTL-KOA
16h 40m2 stops
Southwest Logo
8:20 pm - 3:00 pmKOA-STL
13h 40m2 stops
$974Southwest
Find Deal
Fri, Jun 13 - Sun, Jun 22
Southwest Logo
6:15 am - 5:55 pmSTL-KOA
16h 40m2 stops
Southwest Logo
8:20 pm - 2:35 pmKOA-STL
13h 15m2 stops
$1,024Southwest
Find Deal
Fri, Jun 13 - Sun, Jun 22

American Airlines flights from St. Louis to Kailua-Kona

Our best American Airlines deals on St. Louis to Kailua-Kona flight tickets
American Airlines
Aug 24
STL7:00 amLambert-St Louis
10h 52m
1 stop
KOA12:52 pmKona Intl
Aug 31
KOA9:31 pmKona Intl
21h 17m
1 stop
STL11:48 pmLambert-St Louis
American Airlines
Aug 24
STL5:36 amLambert-St Louis
12h 53m
2 stops
KOA1:29 pmKona Intl
Aug 31
KOA9:31 pmKona Intl
21h 17m
1 stop
STL11:48 pmLambert-St Louis
American Airlines
Apr 29
STL6:15 amLambert-St Louis
10h 57m
1 stop
KOA12:12 pmKona Intl
May 9
KOA1:47 pmKona Intl
14h 12m
2 stops
STL8:59 amLambert-St Louis

Alaska Airlines flights from St. Louis to Kailua-Kona

Our best Alaska Airlines deals on St. Louis to Kailua-Kona flight tickets
Alaska Airlines
Aug 24
STL9:50 amLambert-St Louis
17h 19m
2 stops
KOA10:09 pmKona Intl
Aug 31
KOA12:13 pmKona Intl
15h 42m
2 stops
STL8:55 amLambert-St Louis
Alaska Airlines
May 28
STL6:52 amLambert-St Louis
20h 23m
2 stops
KOA10:15 pmKona Intl
Jun 1
KOA9:44 pmKona Intl
20h 20m
2 stops
STL11:04 pmLambert-St Louis
Alaska Airlines
Apr 29
STL3:08 pmLambert-St Louis
12h 03m
1 stop
KOA10:11 pmKona Intl
May 9
KOA9:33 pmKona Intl
11h 35m
1 stop
STL2:08 pmLambert-St Louis

See travel insights to Kailua-Kona from

How to get the cheapest flight ticket from St. Louis to Kailua-Kona

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Kailua-Kona?

The cheapest month to fly to Kailua-Kona from St. Louis is in April. Flight prices, which tend to average around $495, are often lower during this time because this is during the off-season. The month of February is another great option to travel to Kailua-Kona, with average flight prices from St. Louis averaging around $507.

What is the cheapest day to depart on your flight to Kailua-Kona?

The cheapest day to depart on your flight to Kailua-Kona is on a Tuesday when prices can be found for as low as $599. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Kailua-Kona on Saturday is $852.

What is the cheapest time of day to depart on your flight to Kailua-Kona?

Flying to Kailua-Kona from St. Louis in the evening is the least expensive time of day to depart. momondo users have found prices as low as $546 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Kailua-Kona is in the afternoon when prices are around $1,085.

How far in advance should I book a flight to Kailua-Kona?

You are more likely to see cheaper flights to Kailua-Kona from St. Louis when booking 10 weeks ahead of your departure date. In general, you can expect to find flights to Kailua-Kona for around $610 when searching 10 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kailua-Kona from St. Louis for as low as $541 on momondo.

How have St. Louis to Kailua-Kona flight prices changed over time?

As of April 2025, prices for St. Louis to Kailua-Kona flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from St. Louis to Kailua-Kona

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Kailua-Kona according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Kailua-Kona (STL to KOA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Kailua-Kona

Best Price Found

$211

Fastest flight time

10h 13m

Direct flights

None

Airports in Kailua-Kona

1 airport
The best one-way flight to Kailua-Kona from St. Louis in the past 72 hours is $211. The best round-trip flight deal from St. Louis to Kailua-Kona found on momondo in the last 72 hours is $421.
The fastest flight from St. Louis to Kailua-Kona takes 10h 13m
There are no direct flights from St. Louis to Kailua-Kona. Popular non-direct route for this connection is Lambert-St Louis Airport - Kona Intl Airport.
There is 1 airport near Kailua-Kona: Kona Intl (KOA)

  • How far is Lambert-St Louis to Kona Intl by plane?

    There are 4089.9 mi between Lambert-St Louis and Kona Intl. A reasonable flight in good conditions will take 10h 13m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Kona Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Kona Intl Airport were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Kona Intl Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Kona Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Kona Intl Airport.

  • What documentation or ID do you need to fly to Kona Intl Airport?

    The necessary travel and health documents for your Kona Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Kailua-Kona?


Best airlines flying from St. Louis to Kailua-Kona

Compare and see reviews for airlines that fly from St. Louis to Kailua-Kona with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $389Free CancellationRating
8.0
9,825 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $389Free CancellationRating
7.4
8,616 reviews
Search United Airlines flights
DeltaPriceFrom $394Free CancellationRating
8.0
7,897 reviews
Search Delta flights
American AirlinesPriceFrom $394Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $576Free CancellationRating
8.0
4,272 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Kailua-Kona?

It is quick and easy to find St. Louis to Kailua-Kona flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Kailua-Kona that suits you.

Can I find flights from St. Louis to Kailua-Kona with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Kailua-Kona flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Kailua-Kona?

momondo provides multiple filters to help you find the best flight to Kailua-Kona from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from St. Louis to Kailua-Kona right now. Can momondo alert me if prices change?

Price alerts on flights to Kailua-Kona from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


An easier way to manage your Kailua-Kona trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Mon 4/7
Mon 4/14

Find better results for your trip to the United States