$212+ Cheap flights from St. Louis (STL) to The Big Island
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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — KOA
Mar 7 — Mar 141
1 adult, Economy
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Find cheap flights from St. Louis to The Big Island 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 The Big Island
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Cheapest flights from St. Louis to The Big IslandExplore the most affordable flight options available from St. Louis to The Big Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.
Explore the most affordable flight options available from St. Louis to The Big Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 2/247:00 am
STL
- KOA
1 stop14h 13m
Alaska Airlines
Wed 3/410:17 pm
KOA
- STL
1 stop11h 34m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 2/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/97:00 am
STL
- KOA
1 stop12h 22m
American Airlines
Mon 3/169:40 pm
KOA
- STL
1 stop11h 07m
American Airlines
Deal found 2/2![American Airlines logo]()
$423
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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 9/296:41 am
STL
- KOA
1 stop12h 01m
Alaska Airlines
Tue 10/69:30 pm
KOA
- STL
1 stop11h 56m
Alaska Airlines
Deal found 2/4![Alaska Airlines logo]()
$424
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 5/266:20 pm
STL
- KOA
1 stop21h 26m
Alaska Airlines
Tue 6/211:56 am
KOA
- STL
1 stop24h 10m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$425
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 2/247:00 am
STL
- KOA
1 stop14h 13m
Multiple Airlines
Fri 3/67:50 pm
KOA
- STL
2 stops14h 01m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$426
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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.
Mon 2/237:00 am
STL
- KOA
1 stop14h 13m
Multiple Airlines
Wed 2/255:30 pm
KOA
- STL
2 stops16h 21m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$428
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 5/266:20 pm
STL
- KOA
1 stop21h 26m
Multiple Airlines
Tue 6/21:42 pm
KOA
- STL
2 stops22h 24m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$430
This Delta deal was found by Cheapflights users on 2/3. 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.
Wed 2/256:00 am
STL
- KOA
2 stops16h 30m
Delta
Tue 3/310:55 pm
KOA
- STL
2 stops13h 50m
Delta
Deal found 2/3![Delta logo]()
$433
This United Airlines deal was found by Cheapflights users on 2/4. 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 9/296:15 am
STL
- KOA
2 stops14h 35m
United Airlines
Mon 10/510:55 pm
KOA
- STL
2 stops14h 43m
United Airlines
Deal found 2/4![United Airlines logo]()
$435
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 3/37:00 am
STL
- KOA
2 stops31h 35m
Multiple Airlines
Wed 3/116:56 pm
KOA
- STL
2 stops24h 03m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$453
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 2/247:00 am
STL
- ITO
2 stops16h 59m
Multiple Airlines
Wed 2/257:41 pm
ITO
- STL
2 stops14h 10m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$577
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 2/237:00 am
STL
- ITO
2 stops37h 00m
Multiple Airlines
Tue 3/37:36 pm
ITO
- STL
2 stops14h 15m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$625
Best flights from St. Louis to The Big IslandDiscover carefully curated flight deals from St. Louis to The Big Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 5, 2026.
Discover carefully curated flight deals from St. Louis to The Big Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 5, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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 3/47:00 am
STL
- KOA
1 stop14h 13m
Alaska Airlines
Wed 3/119:17 pm
KOA
- STL
1 stop11h 34m
Alaska Airlines
Deal found 2/4![Alaska Airlines logo]()
$422
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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.
Mon 2/237:00 am
STL
- KOA
1 stop14h 13m
Multiple Airlines
Wed 2/255:30 pm
KOA
- STL
2 stops16h 21m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 2/3. 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 4/287:02 am
STL
- KOA
2 stops17h 01m
Delta
Tue 5/510:00 pm
KOA
- STL
2 stops14h 26m
Delta
Deal found 2/3![Delta logo]()
$433
This United Airlines deal was found by Cheapflights users on 2/4. 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 3/47:41 am
STL
- KOA
2 stops17h 10m
United Airlines
Wed 3/117:35 pm
KOA
- STL
2 stops14h 07m
United Airlines
Deal found 2/4![United Airlines logo]()
$433
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 5/266:20 pm
STL
- KOA
1 stop21h 26m
Alaska Airlines
Tue 6/211:56 am
KOA
- STL
1 stop24h 10m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$425
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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 2/1![Multiple Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 2/2. 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.
Mon 4/67:15 am
STL
- KOA
2 stops16h 23m
Delta
Wed 4/1510:00 pm
KOA
- STL
2 stops14h 26m
Delta
Deal found 2/2![Delta logo]()
$434
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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
Tue 5/57:46 pm
KOA
- STL
2 stops23h 13m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$428
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 5/266:20 pm
STL
- KOA
1 stop21h 26m
Multiple Airlines
Tue 6/21:42 pm
KOA
- STL
2 stops22h 24m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$430
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 2/247:00 am
STL
- ITO
2 stops16h 59m
Multiple Airlines
Wed 2/257:41 pm
ITO
- STL
2 stops14h 10m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$577
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 2/237:00 am
STL
- ITO
2 stops37h 00m
Multiple Airlines
Tue 3/37:36 pm
ITO
- STL
2 stops14h 15m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$625
This Delta deal was found by Cheapflights users on 2/2. 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 2/106:10 am
STL
- ITO
2 stops17h 49m
Delta
Tue 2/243:01 pm
ITO
- STL
2 stops15h 42m
Delta
Deal found 2/2![Delta logo]()
$898
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 3/257:00 am
STL
- ITO
2 stops15h 42m
Multiple Airlines
Wed 4/15:57 pm
ITO
- STL
2 stops16h 23m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$639
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 2/177:00 am
STL
- ITO
2 stops16h 59m
Multiple Airlines
Fri 2/275:59 pm
ITO
- STL
2 stops15h 52m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$989
This Expedia deal was found by Cheapflights users on 2/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/215:30 pm
STL
- MUE
2 stops42h 22m
Multiple Airlines
Sat 3/289:10 pm
MUE
- STL
2 stops45h 49m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$1,350
Last-minute flights from St. Louis to The Big IslandDiscover last-minute flight deals from St. Louis to The Big Island. Data last updated February 5, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to The Big Island. Data last updated February 5, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:12 am
STL
- KOA
1 stop14h 18m
American Airlines
Wed 2/2510:40 pm
KOA
- STL
1 stop11h 11m
American Airlines
Deal found 2/3![American Airlines logo]()
$468
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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.
Mon 2/237:00 am
STL
- KOA
1 stop14h 13m
Multiple Airlines
Wed 2/255:30 pm
KOA
- STL
2 stops16h 21m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$428
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 2/237:00 am
STL
- ITO
2 stops37h 00m
Multiple Airlines
Tue 3/37:36 pm
ITO
- STL
2 stops14h 15m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$625
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 2/247:00 am
STL
- KOA
1 stop14h 13m
Alaska Airlines
Wed 3/410:17 pm
KOA
- STL
1 stop11h 34m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$422
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 2/247:00 am
STL
- KOA
1 stop14h 13m
Multiple Airlines
Fri 3/67:50 pm
KOA
- STL
2 stops14h 01m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$426
This Delta deal was found by Cheapflights users on 2/3. 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 2/247:10 am
STL
- KOA
2 stops15h 20m
Delta
Wed 3/49:55 pm
KOA
- STL
2 stops21h 28m
Delta
Deal found 2/3![Delta logo]()
$454
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 2/247:00 am
STL
- ITO
2 stops16h 59m
Multiple Airlines
Wed 2/257:41 pm
ITO
- STL
2 stops14h 10m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$577
This Delta deal was found by Cheapflights users on 2/3. 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.
Wed 2/256:00 am
STL
- KOA
2 stops16h 30m
Delta
Thu 3/59:55 pm
KOA
- STL
2 stops15h 47m
Delta
Deal found 2/3![Delta logo]()
$433
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Sat 2/282:47 pm
STL
- KOA
2 stops23h 46m
Alaska Airlines
Wed 3/410:17 pm
KOA
- STL
1 stop11h 34m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$467
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 3/37:00 am
STL
- KOA
2 stops31h 35m
Multiple Airlines
Wed 3/116:56 pm
KOA
- STL
2 stops24h 03m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$453
This American Airlines deal was found by Cheapflights users on 2/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:12 am
STL
- KOA
1 stop14h 18m
American Airlines
Wed 3/119:40 pm
KOA
- STL
1 stop11h 07m
American Airlines
Deal found 2/2![American Airlines logo]()
$463
This American Airlines deal was found by Cheapflights users on 2/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/97:00 am
STL
- KOA
1 stop12h 22m
American Airlines
Mon 3/169:40 pm
KOA
- STL
1 stop11h 07m
American Airlines
Deal found 2/2![American Airlines logo]()
$423
One-way flights from St. Louis to The Big IslandSearch for one-way flight options from St. Louis to The Big Island. Find affordable one-way fares based on user searches. Data last updated February 5, 2026.
Search for one-way flight options from St. Louis to The Big Island. Find affordable one-way fares based on user searches. Data last updated February 5, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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 6/26:20 pm
STL
- KOA
1 stop21h 26m
Alaska Airlines
Deal found 2/4![Alaska Airlines logo]()
$212
This United Airlines deal was found by Cheapflights users on 2/3. 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 5/289:23 am
STL
- KOA
2 stops15h 24m
United Airlines
Deal found 2/3![United Airlines logo]()
$255
This Delta deal was found by Cheapflights users on 2/1. 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.
Fri 4/107:15 am
STL
- KOA
1 stop12h 38m
Delta
Deal found 2/1![Delta logo]()
$261
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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 6/26:20 pm
STL
- KOA
2 stops23h 06m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Fri 4/108:16 pm
STL
- KOA
3 stops40h 00m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$295
This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:20 pm
STL
- KOA
1 stop21h 26m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$312
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 6/152:58 pm
STL
- KOA
2 stops26h 28m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$426
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 6/157:30 pm
STL
- KOA
1 stop28h 14m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$478
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 5/287:56 pm
STL
- KOA
3 stops39h 29m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$490
Find flight deals from St. Louis to The Big Island
Keep the following information in mind while searching for St. Louis to The Big Island flight deals. Data was last updated February 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $422 (Alaska Airlines) |
One-way from | $212 (Alaska Airlines) |
Popular in | July |
Cheapest in | September |
Average price | $588 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to The Big Island 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 February 5, 2026.
Use the filters below to find and compare flights from St. Louis to The Big Island that are best for you.
Fly from
St. Louis
Fly to
The Big Island
Route
Depart
Return
Price
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Wed 3/4
7:00 am-5:13 pm
1 stop14h 13m
Kona Intl
Wed 3/11
9:17 pm-1:51 pm
1 stop11h 34m
$422
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Tue 5/26
6:20 pm-10:46 am
1 stop21h 26m
Kona Intl
Tue 6/2
11:56 am-5:06 pm
1 stop24h 10m
$425
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Mon 2/23
7:00 am-5:13 pm
1 stop14h 13m
Kona Intl
Wed 2/25
5:30 pm-1:51 pm
2 stops16h 21m
$428
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
$428
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Tue 4/28
7:00 am-7:52 pm
1 stop17h 52m
Kona Intl
Tue 5/5
7:46 pm-11:59 pm
2 stops23h 13m
$428
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Tue 5/26
6:20 pm-10:46 am
1 stop21h 26m
Kona Intl
Tue 6/2
1:42 pm-5:06 pm
2 stops22h 24m
$430
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Tue 4/28
7:02 am-7:03 pm
2 stops17h 01m
Kona Intl
Tue 5/5
10:00 pm-5:26 pm
2 stops14h 26m
$433
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Wed 3/4
7:41 am-8:51 pm
2 stops17h 10m
Kona Intl
Wed 3/11
7:35 pm-2:42 pm
2 stops14h 07m
$433
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Mon 4/6
7:15 am-6:38 pm
2 stops16h 23m
Kona Intl
Wed 4/15
10:00 pm-5:26 pm
2 stops14h 26m
$434
St. LouisHilo
STL - ITO
STLITO
Lambert-St Louis
Tue 2/24
7:00 am-7:59 pm
2 stops16h 59m
Hilo Intl
Wed 2/25
7:41 pm-1:51 pm
2 stops14h 10m
$577
Showing 1-10 of 24 results
Best time to book a flight from St. Louis to The Big Island
Have a flexible travel schedule? Discover the best time to fly to The Big Island from St. Louis with our price prediction graph.
STL-KOA
STL-ITO
STL-MUE
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 The Big Island
STL-zzFUI
STL-KOA
STL-ITO
STL-MUE
What is the cheapest month to book a flight from St. Louis to The Big Island?
Currently, October is the cheapest month in which you can book a flight from St. Louis to The Big Island (average of $274). Flying from St. Louis to The Big Island in July is currently the most expensive (average of $641). 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 The Big Island
Get insights into the airlines that provide service to The Big Island. 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 The Big Island. Reviews last updated February 5, 2026.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from St. Louis to The Big Island have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Food
7.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Related info for your journey
Find useful and relevant information for your journey from St. Louis to The Big Island. 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.
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Alternative routes for St. Louis to The Big Island
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to The Big Island by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from St. Louis to The Big Island by cabin class
Find flights from St. Louis to The Big Island, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and The Big Island flights
Browse other St. Louis and The Big Island flight options. Last updated on February 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from St. Louis to The Big Island
Discover the top 5 airlines that operate flights from St. Louis to The Big Island. 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 February 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$422 | Average$575 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$423 | Average$643 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$426 | Average$648 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$444 | Average$719 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$481 | Average$653 | FlexibilityNo cancel fee | On-time63% |