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Cheap flights from Kailua-Kona to St. Louis from $233

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kailua-Kona to St. Louis departing on 8/3. 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
1 adult, Economy, 0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
10:25 pm - 2:16 pm
KOA
-
STL
10h 51m
1 stop
Alaska Airlines Logo
6:00 am - 1:31 pm
STL
-
KOA
12h 31m
1 stop
$534Alaska Airlines
Thu, Sep 10 - Mon, Sep 14
Multiple Airlines Logo
6:56 pm - 2:16 pm
KOA
-
STL
14h 20m
2 stops
Multiple Airlines Logo
3:12 pm - 9:58 pm
STL
-
KOA
11h 46m
1 stop
$540Multiple Airlines
Thu, Sep 10 - Mon, Sep 14
Multiple Airlines Logo
12:51 pm - 3:16 pm
KOA
-
STL
21h 25m
2 stops
Multiple Airlines Logo
5:33 pm - 10:56 am
STL
-
KOA
22h 23m
1 stop
$550Multiple Airlines
Tue, May 26 - Sat, Jun 6
Multiple Airlines Logo
12:51 pm - 3:16 pm
KOA
-
STL
21h 25m
2 stops
Multiple Airlines Logo
7:41 pm - 2:41 pm
STL
-
KOA
24h 00m
2 stops
$555Multiple Airlines
Tue, May 26 - Sat, Jun 6
Multiple Airlines Logo
12:51 pm - 3:16 pm
KOA
-
STL
21h 25m
2 stops
Multiple Airlines Logo
7:41 pm - 2:41 pm
STL
-
KOA
24h 00m
2 stops
$574Multiple Airlines
Tue, May 26 - Sat, Jun 6
Alaska Airlines Logo
8:00 am - 11:54 pm
KOA
-
STL
10h 54m
1 stop
Alaska Airlines Logo
5:33 pm - 10:56 am
STL
-
KOA
22h 23m
1 stop
$600Alaska Airlines
Thu, May 28 - Sat, Jun 6
Multiple Airlines Logo
8:00 am - 11:54 pm
KOA
-
STL
10h 54m
1 stop
Multiple Airlines Logo
7:41 pm - 12:41 pm
STL
-
KOA
22h 00m
2 stops
$605Multiple Airlines
Thu, May 28 - Sat, Jun 6
Alaska Airlines Logo
12:27 pm - 3:16 pm
KOA
-
STL
21h 49m
1 stop
Alaska Airlines Logo
5:33 pm - 10:56 am
STL
-
KOA
22h 23m
1 stop
$619Alaska Airlines
Tue, May 26 - Sat, Jun 6
Multiple Airlines Logo
12:27 pm - 8:51 am
KOA
-
STL
15h 24m
2 stops
Multiple Airlines Logo
7:41 pm - 2:41 pm
STL
-
KOA
24h 00m
2 stops
$636Multiple Airlines
Thu, May 28 - Sat, Jun 6
Multiple Airlines Logo
1:51 pm - 4:37 pm
KOA
-
STL
21h 46m
2 stops
Multiple Airlines Logo
5:33 pm - 12:16 pm
STL
-
KOA
23h 43m
2 stops
$640Multiple Airlines
Wed, May 27 - Fri, Jun 5

United Airlines flights from Kailua-Kona to St. Louis

Our best United Airlines deals on Kailua-Kona to St. Louis flight tickets
United Airlines
Apr 30
KOA12:02 pmKona Intl
12h 45m
1 stop
STL5:47 amLambert-St Louis
May 4
STL8:30 pmLambert-St Louis
19h 17m
2 stops
KOA10:47 amKona Intl
$648
United Airlines
Sep 10
KOA8:00 pmKona Intl
14h 38m
2 stops
STL3:38 pmLambert-St Louis
Sep 14
STL5:10 amLambert-St Louis
34h 41m
2 stops
KOA10:51 amKona Intl
$668
United Airlines
Apr 30
KOA11:04 pmKona Intl
25h 43m
1 stop
STL5:47 amLambert-St Louis
May 4
STL8:30 pmLambert-St Louis
20h 30m
2 stops
KOA12:00 pmKona Intl
$684

Alaska Airlines flights from Kailua-Kona to St. Louis

Our best Alaska Airlines deals on Kailua-Kona to St. Louis flight tickets
Alaska Airlines
Sep 10
KOA10:25 pmKona Intl
10h 51m
1 stop
STL2:16 pmLambert-St Louis
Sep 14
STL6:00 amLambert-St Louis
12h 31m
1 stop
KOA1:31 pmKona Intl
$534
Alaska Airlines
May 28
KOA8:00 amKona Intl
10h 54m
1 stop
STL11:54 pmLambert-St Louis
Jun 6
STL5:33 pmLambert-St Louis
22h 23m
1 stop
KOA10:56 amKona Intl
$600
Alaska Airlines
May 26
KOA12:27 pmKona Intl
21h 49m
1 stop
STL3:16 pmLambert-St Louis
Jun 6
STL5:33 pmLambert-St Louis
22h 23m
1 stop
KOA10:56 amKona Intl
$619

momondo Fare Finder

 
Customize your flight search to find flights from Kailua-Kona to St. Louis 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, momondo users made 832,500 searches. Data last updated April 4, 2026.
Use the filters below to find and compare flights from Kailua-Kona to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Thu 9/10

10:25 pm-2:16 pm

1 stop10h 51m

Lambert-St Louis

Mon 9/14

6:00 am-1:31 pm

1 stop12h 31m

$534

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Thu 9/10

6:56 pm-2:16 pm

2 stops14h 20m

Lambert-St Louis

Mon 9/14

3:12 pm-9:58 pm

1 stop11h 46m

$540

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Tue 5/26

12:51 pm-3:16 pm

2 stops21h 25m

Lambert-St Louis

Sat 6/6

5:33 pm-10:56 am

1 stop22h 23m

$550

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Tue 5/26

12:51 pm-3:16 pm

2 stops21h 25m

Lambert-St Louis

Sat 6/6

7:41 pm-2:41 pm

2 stops24h 00m

$555

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Tue 5/26

12:51 pm-3:16 pm

2 stops21h 25m

Lambert-St Louis

Sat 6/6

7:41 pm-2:41 pm

2 stops24h 00m

$574

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Thu 5/28

8:00 am-11:54 pm

1 stop10h 54m

Lambert-St Louis

Sat 6/6

5:33 pm-10:56 am

1 stop22h 23m

$600

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Thu 5/28

8:00 am-11:54 pm

1 stop10h 54m

Lambert-St Louis

Sat 6/6

7:41 pm-12:41 pm

2 stops22h 00m

$605

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Tue 5/26

12:27 pm-3:16 pm

1 stop21h 49m

Lambert-St Louis

Sat 6/6

5:33 pm-10:56 am

1 stop22h 23m

$619

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Thu 5/28

12:27 pm-8:51 am

2 stops15h 24m

Lambert-St Louis

Sat 6/6

7:41 pm-2:41 pm

2 stops24h 00m

$636

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Wed 5/27

1:51 pm-4:37 pm

2 stops21h 46m

Lambert-St Louis

Fri 6/5

5:33 pm-12:16 pm

2 stops23h 43m

$640

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to St. Louis from

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

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

Can stopping save me money on Kailua-Kona to St. Louis flights?

You could potentially save up to 20% on your flight if you consider stops on a Kailua-Kona to St. Louis flight.

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

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

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

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

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

Fastest flight time

12h 38m

Direct flights

None
The fastest flight from Kailua-Kona to St. Louis takes 12h 38m
There are no direct flights from Kailua-Kona to St. Louis. There are no popular flight routes from Kailua-Kona to St. Louis.
Search flight deals

Frequently asked questions about flying from Kailua-Kona to St. Louis

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

    Lambert-St Louis is 4089.9 mi away from Kona Intl. A reasonable flight in good conditions will take 12h 38m.

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

    Prices for flights from Kona Intl Airport to Lambert-St Louis Airport refresh daily.

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

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
O'Fallon
Florissant
St. Peters
Collinsville
Alton
Wentzville
Fenton
Farmington
Clayton
Festus
Eureka
Edwardsville
Litchfield
Shrewsbury
Grafton

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Kailua-Kona to St. Louis. momondo saves you time and could save you money on your trip.

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

Flights from Kailua-Kona to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Kailua-Kona.

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

Yes momondo offers price alerts on flights to St. Louis from Kailua-Kona. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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