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Cheap flights from Kailua-Kona to St. Louis from $208

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 10/22. 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

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
8:55 pm - 1:23 pmKOA  Kona Intl-STL Lambert-St Louis
12h 28m1 stop Salt Lake City
Delta Logo
6:00 am - 6:54 pmSTL  Lambert-St Louis-KOA Kona Intl
16h 54m2 stops Atlanta Hartsfield-Jackson Seattle/Tacoma Intl
$540Delta
Tue, Dec 22 - Thu, Jan 14
United Airlines Logo
8:00 pm - 12:40 pmKOA  Kona Intl-STL Lambert-St Louis
11h 40m1 stop Denver Intl
United Airlines Logo
9:00 am - 3:43 pmSTL  Lambert-St Louis-KOA Kona Intl
11h 43m1 stop Denver Intl
$544United Airlines
Tue, Sep 8 - Mon, Sep 14
Delta Logo
9:40 pm - 1:23 pmKOA  Kona Intl-STL Lambert-St Louis
11h 43m2 stops Los Angeles Salt Lake City
Delta Logo
6:00 am - 6:54 pmSTL  Lambert-St Louis-KOA Kona Intl
16h 54m2 stops Atlanta Hartsfield-Jackson Seattle/Tacoma Intl
$545Delta
Tue, Dec 22 - Thu, Jan 14
Delta Logo
10:05 pm - 8:38 pmKOA  Kona Intl-STL Lambert-St Louis
17h 33m2 stops Los Angeles Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 7:15 pmSTL  Lambert-St Louis-KOA Kona Intl
18h 15m2 stops Atlanta Hartsfield-Jackson Los Angeles
$550Delta
Sat, Sep 5 - Sat, Sep 12
United Airlines Logo
10:50 pm - 4:34 pmKOA  Kona Intl-STL Lambert-St Louis
12h 44m2 stops San Francisco Denver Intl
United Airlines Logo
6:15 am - 3:43 pmSTL  Lambert-St Louis-KOA Kona Intl
14h 28m2 stops Houston George Bush Intcntl Denver Intl
$555United Airlines
Tue, Sep 8 - Mon, Sep 14
Multiple Airlines Logo
12:21 pm - 5:10 pmKOA  Kona Intl-STL Lambert-St Louis
23h 49m1 stop Portland
Multiple Airlines Logo
6:08 pm - 11:06 amSTL  Lambert-St Louis-KOA Kona Intl
21h 58m1 stop Portland
$615Multiple Airlines
Wed, Aug 26 - Sun, Aug 30
Alaska Airlines Logo
10:25 pm - 2:04 pmKOA  Kona Intl-STL Lambert-St Louis
10h 39m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:35 am - 1:24 pmSTL  Lambert-St Louis-KOA Kona Intl
11h 49m1 stop Seattle/Tacoma Intl
$619Alaska Airlines
Thu, Sep 3 - Mon, Sep 7
Multiple Airlines Logo
12:51 pm - 5:10 pmKOA  Kona Intl-STL Lambert-St Louis
23h 19m2 stops Kahului Portland
Multiple Airlines Logo
7:36 pm - 1:24 pmSTL  Lambert-St Louis-KOA Kona Intl
22h 48m1 stop Seattle/Tacoma Intl
$620Multiple Airlines
Wed, Aug 26 - Sun, Aug 30
Multiple Airlines Logo
7:15 pm - 2:04 pmKOA  Kona Intl-STL Lambert-St Louis
13h 49m2 stops Honolulu Seattle/Tacoma Intl
Multiple Airlines Logo
6:35 am - 1:24 pmSTL  Lambert-St Louis-KOA Kona Intl
11h 49m1 stop Seattle/Tacoma Intl
$625Multiple Airlines
Thu, Sep 3 - Mon, Sep 7
Multiple Airlines Logo
10:25 pm - 2:04 pmKOA  Kona Intl-STL Lambert-St Louis
10h 39m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
6:08 pm - 11:06 amSTL  Lambert-St Louis-KOA Kona Intl
21h 58m1 stop Portland
$629Multiple Airlines
Sat, Sep 5 - Sat, Sep 12

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Delta flights from Kailua-Kona to St. Louis

Our best Delta deals on Kailua-Kona to St. Louis flight tickets
Delta
Dec 22
KOA8:55 pmKona Intl
12h 28m
1 stop
STL1:23 pmLambert-St Louis
Jan 14
STL6:00 amLambert-St Louis
16h 54m
2 stops
KOA6:54 pmKona Intl
$540
Delta
Dec 22
KOA9:40 pmKona Intl
11h 43m
2 stops
STL1:23 pmLambert-St Louis
Jan 14
STL6:00 amLambert-St Louis
16h 54m
2 stops
KOA6:54 pmKona Intl
$545
Delta
Sep 5
KOA10:05 pmKona Intl
17h 33m
2 stops
STL8:38 pmLambert-St Louis
Sep 12
STL6:00 amLambert-St Louis
18h 15m
2 stops
KOA7:15 pmKona Intl
$550

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 3
KOA10:25 pmKona Intl
10h 39m
1 stop
STL2:04 pmLambert-St Louis
Sep 7
STL6:35 amLambert-St Louis
11h 49m
1 stop
KOA1:24 pmKona Intl
$619
Alaska Airlines
Sep 3
KOA10:25 pmKona Intl
10h 39m
1 stop
STL2:04 pmLambert-St Louis
Sep 7
STL6:35 amLambert-St Louis
11h 49m
1 stop
KOA1:24 pmKona Intl
$634

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 August 14, 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

Kailua-KonaSt. Louis

KOA Kona Intl - STL Lambert-St Louis

KOASTL

Kona Intl

Tue 12/22

8:55 pm-1:23 pm

1 stop12h 28m

Lambert-St Louis

Thu 1/14

6:00 am-6:54 pm

2 stops16h 54m

$540

Kailua-KonaSt. Louis

KOA Kona Intl - STL Lambert-St Louis

KOASTL

Kona Intl

Tue 9/8

8:00 pm-12:40 pm

1 stop11h 40m

Lambert-St Louis

Mon 9/14

9:00 am-3:43 pm

1 stop11h 43m

$544

Kailua-KonaSt. Louis

KOA Kona Intl - STL Lambert-St Louis

KOASTL

Kona Intl

Tue 12/22

9:40 pm-1:23 pm

2 stops11h 43m

Lambert-St Louis

Thu 1/14

6:00 am-6:54 pm

2 stops16h 54m

$545

Kailua-KonaSt. Louis

KOA Kona Intl - STL Lambert-St Louis

KOASTL

Kona Intl

Sat 9/5

10:05 pm-8:38 pm

2 stops17h 33m

Lambert-St Louis

Sat 9/12

6:00 am-7:15 pm

2 stops18h 15m

$550

Kailua-KonaSt. Louis

KOA Kona Intl - STL Lambert-St Louis

KOASTL

Kona Intl

Tue 9/8

10:50 pm-4:34 pm

2 stops12h 44m

Lambert-St Louis

Mon 9/14

6:15 am-3:43 pm

2 stops14h 28m

$555

Kailua-KonaSt. Louis

KOA Kona Intl - STL Lambert-St Louis

KOASTL

Kona Intl

Wed 8/26

12:21 pm-5:10 pm

1 stop23h 49m

Lambert-St Louis

Sun 8/30

6:08 pm-11:06 am

1 stop21h 58m

$615
Quickest round-trip

Kailua-KonaSt. Louis

KOA Kona Intl - STL Lambert-St Louis

KOASTL

Kona Intl

Thu 9/3

10:25 pm-2:04 pm

1 stop10h 39m

Lambert-St Louis

Mon 9/7

6:35 am-1:24 pm

1 stop11h 49m

$619

Kailua-KonaSt. Louis

KOA Kona Intl - STL Lambert-St Louis

KOASTL

Kona Intl

Wed 8/26

12:51 pm-5:10 pm

2 stops23h 19m

Lambert-St Louis

Sun 8/30

7:36 pm-1:24 pm

1 stop22h 48m

$620

Kailua-KonaSt. Louis

KOA Kona Intl - STL Lambert-St Louis

KOASTL

Kona Intl

Thu 9/3

7:15 pm-2:04 pm

2 stops13h 49m

Lambert-St Louis

Mon 9/7

6:35 am-1:24 pm

1 stop11h 49m

$625

Kailua-KonaSt. Louis

KOA Kona Intl - STL Lambert-St Louis

KOASTL

Kona Intl

Sat 9/5

10:25 pm-2:04 pm

1 stop10h 39m

Lambert-St Louis

Sat 9/12

6:08 pm-11:06 am

1 stop21h 58m

$629

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 23% 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 28m

Direct flights

None
The fastest flight from Kailua-Kona to St. Louis takes 12h 28m
There are no direct flights from Kailua-Kona to St. Louis. There are no popular flight routes from Kailua-Kona to St. Louis.
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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 28m.

  • 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
Fairview Heights
Hermann
St. Peters
Maryland Heights
Collinsville
Florissant
Alton
O'Fallon
Farmington
Clayton
Fenton
Festus
Wentzville
Eureka
Edwardsville
Litchfield
Grafton
Shrewsbury

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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