$258+ Cheap flights from St. Louis to Kailua-Kona (STL - 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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
STL — KOA
Apr 10 — Apr 171
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from St. Louis to Kailua-Kona with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Kailua-Kona
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to Kailua-KonaExplore the most affordable flight options available from St. Louis to Kailua-Kona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.
Explore the most affordable flight options available from St. Louis to Kailua-Kona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.
This United Airlines deal was found by Cheapflights users on 3/7. 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 4/228:54 am
STL
- KOA
1 stop11h 36m
United Airlines
Wed 4/297:30 pm
KOA
- STL
1 stop12h 43m
United Airlines
Deal found 3/7![United Airlines logo]()
$422
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:33 pm
STL
- KOA
1 stop22h 13m
Multiple Airlines
Tue 6/21:51 pm
KOA
- STL
2 stops21h 46m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$430
This Delta deal was found by Cheapflights users on 3/9. 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.
Tue 5/57:00 am
STL
- KOA
2 stops17h 03m
Delta
Tue 5/128:55 pm
KOA
- STL
2 stops17h 08m
Delta
Deal found 3/9![Delta logo]()
$433
This Delta deal was found by Cheapflights users on 3/8. 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.
Tue 4/287:00 am
STL
- KOA
2 stops17h 03m
Delta
Mon 5/48:50 pm
KOA
- STL
2 stops15h 36m
Delta
Deal found 3/8![Delta logo]()
$434
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Tue 4/218:54 am
STL
- KOA
1 stop11h 36m
United Airlines
Mon 4/277:30 pm
KOA
- STL
1 stop12h 38m
United Airlines
Deal found 3/10![United Airlines logo]()
$443
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:41 am
STL
- KOA
1 stop12h 01m
Alaska Airlines
Wed 9/308:00 am
KOA
- STL
1 stop10h 59m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$444
This Travelocity deal was found by Cheapflights users on 3/6. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:33 pm
STL
- KOA
1 stop22h 13m
Alaska Airlines
Tue 6/211:56 am
KOA
- STL
1 stop23h 41m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$445
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:41 am
STL
- KOA
1 stop12h 01m
Multiple Airlines
Wed 9/305:15 pm
KOA
- STL
2 stops16h 11m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$450
This Delta deal was found by Cheapflights users on 3/10. 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.
Tue 4/217:00 am
STL
- KOA
2 stops17h 03m
Delta
Mon 4/2710:07 pm
KOA
- STL
2 stops14h 19m
Delta
Deal found 3/10![Delta logo]()
$454
Best flights from St. Louis to Kailua-KonaDiscover carefully curated flight deals from St. Louis to Kailua-Kona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 11, 2026.
Discover carefully curated flight deals from St. Louis to Kailua-Kona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 11, 2026.
This Delta deal was found by Cheapflights users on 3/5. 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.
Tue 4/286:00 am
STL
- KOA
2 stops18h 03m
Delta
Mon 5/48:50 pm
KOA
- STL
2 stops15h 36m
Delta
Deal found 3/5![Delta logo]()
$434
This Alaska Airlines deal was found by Cheapflights users on 3/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:00 am
STL
- KOA
1 stop17h 52m
Multiple Airlines
Wed 4/299:00 pm
KOA
- STL
2 stops21h 59m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$518
This United Airlines deal was found by Cheapflights users on 3/6. 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.
Tue 4/288:54 am
STL
- KOA
1 stop11h 36m
United Airlines
Wed 4/297:30 pm
KOA
- STL
1 stop12h 43m
United Airlines
Deal found 3/6![United Airlines logo]()
$562
This Delta deal was found by Cheapflights users on 3/8. 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.
Tue 4/287:00 am
STL
- KOA
2 stops17h 03m
Delta
Tue 5/510:07 pm
KOA
- STL
2 stops14h 19m
Delta
Deal found 3/8![Delta logo]()
$464
This United Airlines deal was found by Cheapflights users on 3/6. 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 4/228:54 am
STL
- KOA
1 stop11h 36m
United Airlines
Wed 4/297:30 pm
KOA
- STL
1 stop12h 43m
United Airlines
Deal found 3/6![United Airlines logo]()
$562
This Alaska Airlines deal was found by Cheapflights users on 3/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:00 am
STL
- KOA
1 stop17h 52m
Multiple Airlines
Mon 5/412:32 pm
KOA
- STL
2 stops22h 18m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$574
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Tue 4/288:54 am
STL
- KOA
1 stop11h 36m
United Airlines
Tue 5/51:15 pm
KOA
- STL
2 stops15h 15m
United Airlines
Deal found 3/8![United Airlines logo]()
$568
Last-minute flights from St. Louis to Kailua-KonaDiscover last-minute flight deals from St. Louis to Kailua-Kona. Data last updated March 11, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Kailua-Kona. Data last updated March 11, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Tue 4/218:54 am
STL
- KOA
1 stop11h 36m
United Airlines
Mon 4/277:30 pm
KOA
- STL
1 stop12h 38m
United Airlines
Deal found 3/10![United Airlines logo]()
$443
This Delta deal was found by Cheapflights users on 3/10. 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.
Tue 4/217:00 am
STL
- KOA
2 stops17h 03m
Delta
Mon 4/2710:07 pm
KOA
- STL
2 stops14h 19m
Delta
Deal found 3/10![Delta logo]()
$454
This Delta deal was found by Cheapflights users on 3/7. 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.
Tue 4/217:00 am
STL
- KOA
2 stops17h 03m
Delta
Tue 4/2810:07 pm
KOA
- STL
2 stops14h 19m
Delta
Deal found 3/7![Delta logo]()
$489
This Southwest deal was found by Cheapflights users on 3/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:10 am
STL
- KOA
1 stop11h 05m
Southwest
Tue 4/288:25 pm
KOA
- STL
1 stop10h 35m
Southwest
Deal found 3/7![Southwest logo]()
$499
This United Airlines deal was found by Cheapflights users on 3/7. 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 4/228:54 am
STL
- KOA
1 stop11h 36m
United Airlines
Wed 4/297:30 pm
KOA
- STL
1 stop12h 43m
United Airlines
Deal found 3/7![United Airlines logo]()
$422
This Alaska Airlines deal was found by Cheapflights users on 3/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:00 am
STL
- KOA
1 stop17h 52m
Multiple Airlines
Wed 4/299:00 pm
KOA
- STL
2 stops21h 59m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$518
This Delta deal was found by Cheapflights users on 3/6. 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.
Tue 4/287:25 am
STL
- KOA
2 stops16h 38m
Delta
Tue 5/510:07 pm
KOA
- STL
2 stops14h 19m
Delta
Deal found 3/6![Delta logo]()
$433
This Delta deal was found by Cheapflights users on 3/8. 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.
Tue 4/287:00 am
STL
- KOA
2 stops17h 03m
Delta
Mon 5/48:50 pm
KOA
- STL
2 stops15h 36m
Delta
Deal found 3/8![Delta logo]()
$434
One-way flights from St. Louis to Kailua-KonaSearch for one-way flight options from St. Louis to Kailua-Kona. Find affordable one-way fares based on user searches. Data last updated March 11, 2026.
Search for one-way flight options from St. Louis to Kailua-Kona. Find affordable one-way fares based on user searches. Data last updated March 11, 2026.
This United Airlines deal was found by Cheapflights users on 3/6. 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 5/279:23 am
STL
- KOA
2 stops15h 24m
United Airlines
Deal found 3/6![United Airlines logo]()
$258
This Alaska Airlines deal was found by Cheapflights users on 3/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:33 pm
STL
- KOA
1 stop22h 23m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 3/6. 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.
Thu 5/287:59 pm
STL
- KOA
2 stops26h 38m
Delta
Deal found 3/6![Delta logo]()
$335
This Delta deal was found by Cheapflights users on 3/6. 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.
Tue 5/267:59 pm
STL
- KOA
2 stops26h 38m
Delta
Deal found 3/6![Delta logo]()
$340
This United Airlines deal was found by Cheapflights users on 3/6. 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.
Thu 5/287:23 pm
STL
- KOA
1 stop20h 17m
United Airlines
Deal found 3/6![United Airlines logo]()
$354
This Alaska Airlines deal was found by Cheapflights users on 3/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:41 pm
STL
- KOA
1 stop28h 14m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$413
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:41 pm
STL
- KOA
3 stops42h 31m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$529
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:33 pm
STL
- KOA
3 stops52h 01m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$601
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2711:22 am
STL
- KOA
3 stops36h 33m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$636
Find flight deals from St. Louis to Kailua-Kona
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Kailua-Kona (KOA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $422 (United Airlines) |
One-way from | $258 (United Airlines) |
Popular in | July |
Cheapest in | September |
Average price | $775 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis 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 March 11, 2026.
Use the filters below to find and compare flights from St. Louis to Kailua-Kona that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Tue 4/28
6:00 am-7:03 pm
2 stops18h 03m
Kona Intl
Mon 5/4
8:50 pm-5:26 pm
2 stops15h 36m
$434
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Tue 4/28
7:00 am-7:03 pm
2 stops17h 03m
Kona Intl
Tue 5/5
10:07 pm-5:26 pm
2 stops14h 19m
$464
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Wed 4/22
7:00 am-7:52 pm
1 stop17h 52m
Kona Intl
Wed 4/29
9:00 pm-11:59 pm
2 stops21h 59m
$518
Quickest round-trip
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Tue 4/28
8:54 am-3:30 pm
1 stop11h 36m
Kona Intl
Wed 4/29
7:30 pm-1:13 pm
1 stop12h 43m
$562
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Wed 4/22
8:54 am-3:30 pm
1 stop11h 36m
Kona Intl
Wed 4/29
7:30 pm-1:13 pm
1 stop12h 43m
$562
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Tue 4/28
8:54 am-3:30 pm
1 stop11h 36m
Kona Intl
Tue 5/5
1:15 pm-9:30 am
2 stops15h 15m
$568
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Tue 4/28
7:00 am-7:52 pm
1 stop17h 52m
Kona Intl
Mon 5/4
12:32 pm-3:50 pm
2 stops22h 18m
$574
Cheapest one-way
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Wed 5/27
5:33 pm-10:56 am
1 stop22h 23m
$279
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Thu 5/28
7:59 pm-5:37 pm
2 stops26h 38m
$335
Quickest one-way
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Thu 5/28
7:23 pm-10:40 am
1 stop20h 17m
$354
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Kailua-Kona
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 St. Louis to Kailua-Kona in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on St. Louis-Kailua-Kona flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Kailua-Kona flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Kailua-Kona flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Kailua-Kona 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 St. Louis-Kailua-Kona 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 St. Louis to Kailua-Kona
Have a flexible travel schedule? Discover the best time to fly to Kailua-Kona from St. Louis with our price prediction graph.
STL-KOA
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 St. Louis to Kailua-Kona
How far ahead should I book a flight from St. Louis to Kailua-Kona?
Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Kailua-Kona. Price data was last updated on March 6, 2026.
To ensure you get the cheapest price possible for a flight from St. Louis to Kailua-Kona, you should look to book at least 72 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from St. Louis to Kailua-Kona?
Currently, October is the cheapest month in which you can book a flight from St. Louis to Kailua-Kona (average of $274). Flying from St. Louis to Kailua-Kona in July is currently the most expensive (average of $633). 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.
Reviews of airlines servicing Kailua-Kona
Get insights into the airlines that provide service to Kailua-Kona. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kailua-Kona. Reviews last updated March 11, 2026.
See what other customers who have flown with Alaska Airlines,Southwest, andDelta from St. Louis to Kailua-Kona have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Boarding
8.1
Food
7.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Boarding
8.1
Food
7.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Boarding
8.1
Food
7.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Boarding
8.1
Food
7.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Boarding
8.1
Food
7.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Boarding
8.1
Food
7.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Kailua-Kona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Kailua-Kona flight routes
Other flight options
Other flights from St. Louis
Popular flights
Alternative routes for St. Louis to Kailua-Kona
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Kailua-Kona by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from St. Louis to Kailua-Kona by cabin class
Find flights from St. Louis to Kailua-Kona, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Kailua-Kona
Explore flights to Kailua-Kona departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 11, 2026.
St. Louis and Kailua-Kona flights
Browse other St. Louis and Kailua-Kona flight options. Last updated on March 11, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on March 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from St. Louis to Kailua-Kona
Discover the top 5 airlines that operate flights from St. Louis 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 March 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$422 | Average$633 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$423 | Average$635 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$426 | Average$644 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$444 | Average$730 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$481 | Average$653 | FlexibilityNo cancel fee | On-time63% |