$283+ 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — KOA
Jun 6 — Jun 131
Round-trip
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
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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 May 7, 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 May 7, 2026.
This United Airlines deal was found by Cheapflights users on 5/6. 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 10/299:13 am
STL
- KOA
1 stop11h 28m
United Airlines
Mon 11/98:30 pm
KOA
- STL
1 stop12h 13m
United Airlines
Deal found 5/6![United Airlines logo]()
$464
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:30 am
STL
- KOA
2 stops17h 09m
Delta
Tue 11/108:55 pm
KOA
- STL
1 stop12h 28m
Delta
Deal found 5/4![Delta logo]()
$470
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:00 am
STL
- KOA
2 stops17h 39m
Delta
Thu 11/129:40 pm
KOA
- STL
2 stops16h 21m
Delta
Deal found 5/4![Delta logo]()
$475
This Delta deal was found by Cheapflights users on 5/2. 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 9/86:00 am
STL
- KOA
2 stops17h 34m
Delta
Fri 9/188:40 pm
KOA
- STL
2 stops15h 05m
Delta
Deal found 5/2![Delta logo]()
$490
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:30 am
STL
- KOA
2 stops17h 09m
Delta
Wed 11/118:55 pm
KOA
- STL
1 stop12h 28m
Delta
Deal found 5/4![Delta logo]()
$500
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:30 am
STL
- KOA
2 stops17h 09m
Delta
Thu 11/129:40 pm
KOA
- STL
2 stops16h 21m
Delta
Deal found 5/4![Delta logo]()
$505
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:30 am
STL
- KOA
2 stops17h 09m
Delta
Tue 11/108:55 pm
KOA
- STL
1 stop12h 28m
Delta
Deal found 5/4![Delta logo]()
$515
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:30 am
STL
- KOA
2 stops17h 04m
Delta
Thu 9/249:45 pm
KOA
- STL
2 stops15h 15m
Delta
Deal found 5/4![Delta logo]()
$520
This American Airlines deal was found by Cheapflights users on 5/3. 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.
Thu 9/106:30 am
STL
- KOA
1 stop12h 13m
American Airlines
Thu 9/1711:01 pm
KOA
- STL
1 stop13h 14m
American Airlines
Deal found 5/3![American Airlines logo]()
$522
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:00 am
STL
- KOA
2 stops17h 39m
Delta
Sun 11/88:40 pm
KOA
- STL
2 stops17h 21m
Delta
Deal found 5/4![Delta logo]()
$524
This Delta deal was found by Cheapflights users on 5/6. 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.
Sun 8/306:20 am
STL
- KOA
2 stops17h 57m
Delta
Mon 9/148:40 pm
KOA
- STL
2 stops11h 41m
Delta
Deal found 5/6![Delta logo]()
$525
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 9/295:59 pm
STL
- ITO
2 stops26h 14m
Multiple Airlines
Wed 9/307:44 pm
ITO
- STL
2 stops13h 37m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$694
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 May 7, 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 May 7, 2026.
This Delta deal was found by Cheapflights users on 5/5. 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.
Wed 6/108:49 am
STL
- KOA
2 stops15h 28m
Delta
Thu 7/28:50 pm
KOA
- STL
2 stops17h 13m
Delta
Deal found 5/5![Delta logo]()
$605
This United Airlines deal was found by Cheapflights users on 5/3. 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 5/281:38 pm
STL
- KOA
2 stops13h 07m
United Airlines
Mon 6/17:00 am
KOA
- STL
2 stops11h 57m
United Airlines
Deal found 5/3![United Airlines logo]()
$645
This CheapOair deal was found by Cheapflights users on 5/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:33 pm
STL
- KOA
2 stops26h 08m
Multiple Airlines
Fri 5/2911:46 am
KOA
- STL
1 stop23h 51m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$660
This Alaska Airlines deal was found by Cheapflights users on 5/3. 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.
Thu 7/166:37 am
STL
- KOA
2 stops20h 33m
Alaska Airlines
Tue 7/211:18 pm
KOA
- STL
2 stops14h 29m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$710
This Delta deal was found by Cheapflights users on 5/5. 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 6/28:53 am
STL
- KOA
2 stops15h 27m
Delta
Wed 6/108:50 pm
KOA
- STL
2 stops17h 13m
Delta
Deal found 5/5![Delta logo]()
$685
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 9/295:59 pm
STL
- ITO
2 stops26h 14m
Multiple Airlines
Wed 9/307:44 pm
ITO
- STL
2 stops13h 37m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$694
This Alaska Airlines deal was found by Cheapflights users on 5/4. 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.
Sat 5/165:33 pm
STL
- KOA
1 stop22h 23m
Alaska Airlines
Sat 5/239:25 pm
KOA
- STL
1 stop12h 51m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$715
This United Airlines deal was found by Cheapflights users on 5/7. 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.
Thu 5/2110:25 am
STL
- KOA
2 stops14h 06m
United Airlines
Tue 5/2610:15 pm
KOA
- STL
2 stops13h 18m
United Airlines
Deal found 5/7![United Airlines logo]()
$719
This Alaska Airlines deal was found by Cheapflights users on 5/6. 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 5/266:00 am
STL
- KOA
1 stop13h 44m
Alaska Airlines
Tue 6/28:00 am
KOA
- STL
1 stop10h 54m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$719
This Alaska Airlines deal was found by Cheapflights users on 5/3. 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 5/165:33 pm
STL
- KOA
2 stops23h 43m
Multiple Airlines
Sat 5/2312:27 pm
KOA
- STL
1 stop21h 49m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$720
This United Airlines deal was found by Cheapflights users on 5/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:00 am
STL
- ITO
2 stops27h 03m
United Airlines
Wed 9/3011:27 am
ITO
- STL
2 stops21h 50m
United Airlines
Deal found 5/1![United Airlines logo]()
$754
This Alaska Airlines deal was found by Cheapflights users on 5/4. 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.
Sat 8/295:59 pm
STL
- ITO
2 stops27h 59m
Multiple Airlines
Sat 9/54:44 pm
ITO
- STL
2 stops16h 20m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$869
This Alaska Airlines deal was found by Cheapflights users on 5/2. 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 6/17:41 pm
STL
- ITO
2 stops24h 33m
Multiple Airlines
Mon 6/88:36 am
ITO
- STL
2 stops27h 01m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$882
This Alaska Airlines deal was found by Cheapflights users on 5/6. 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.
Fri 10/167:00 am
STL
- ITO
2 stops18h 13m
Multiple Airlines
Sat 10/247:44 pm
ITO
- STL
2 stops23h 15m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$901
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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.
Mon 6/17:41 pm
STL
- ITO
2 stops24h 33m
Multiple Airlines
Thu 6/48:36 am
ITO
- STL
2 stops27h 01m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$938
This Alaska Airlines deal was found by Cheapflights users on 5/3. 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 6/67:41 pm
STL
- ITO
2 stops24h 33m
Multiple Airlines
Fri 6/127:44 pm
ITO
- STL
2 stops15h 53m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$1,044
Last-minute flights from St. Louis to The Big IslandDiscover last-minute flight deals from St. Louis to The Big Island. Data last updated May 7, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to The Big Island. Data last updated May 7, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 5/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:33 pm
STL
- KOA
1 stop22h 23m
Alaska Airlines
Sat 5/239:25 pm
KOA
- STL
1 stop12h 51m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$646
This CheapOair deal was found by Cheapflights users on 5/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:33 pm
STL
- KOA
2 stops25h 28m
Multiple Airlines
Sat 5/239:25 pm
KOA
- STL
1 stop12h 51m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$651
This CheapOair deal was found by Cheapflights users on 5/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:33 pm
STL
- KOA
2 stops26h 08m
Multiple Airlines
Fri 5/2911:46 am
KOA
- STL
1 stop23h 51m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$660
This Delta deal was found by Cheapflights users on 5/3. 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.
Sun 5/249:13 am
STL
- KOA
2 stops15h 07m
Delta
Sun 5/318:50 pm
KOA
- STL
2 stops17h 13m
Delta
Deal found 5/3![Delta logo]()
$611
This Alaska Airlines deal was found by Cheapflights users on 5/2. 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 5/265:33 pm
STL
- KOA
2 stops26h 08m
Multiple Airlines
Tue 6/21:51 pm
KOA
- STL
2 stops21h 46m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$661
This United Airlines deal was found by Cheapflights users on 5/3. 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 5/281:38 pm
STL
- KOA
2 stops13h 07m
United Airlines
Mon 6/17:00 am
KOA
- STL
2 stops11h 57m
United Airlines
Deal found 5/3![United Airlines logo]()
$645
This Delta deal was found by Cheapflights users on 5/3. 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.
Fri 5/297:05 am
STL
- KOA
2 stops17h 15m
Delta
Mon 6/19:55 pm
KOA
- STL
2 stops16h 08m
Delta
Deal found 5/3![Delta logo]()
$581
This Alaska Airlines deal was found by Cheapflights users on 5/2. 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 6/17:41 pm
STL
- ITO
2 stops24h 33m
Multiple Airlines
Mon 6/88:36 am
ITO
- STL
2 stops27h 01m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$882
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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.
Mon 6/17:41 pm
STL
- ITO
2 stops24h 33m
Multiple Airlines
Thu 6/48:36 am
ITO
- STL
2 stops27h 01m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$938
This Alaska Airlines deal was found by Cheapflights users on 5/3. 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 6/67:41 pm
STL
- ITO
2 stops24h 33m
Multiple Airlines
Fri 6/127:44 pm
ITO
- STL
2 stops15h 53m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$1,044
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:49 am
STL
- KOA
2 stops15h 28m
Delta
Thu 7/28:50 pm
KOA
- STL
2 stops17h 13m
Delta
Deal found 5/4![Delta logo]()
$565
This Expedia deal was found by Cheapflights users on 5/3. 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.
Sun 6/286:02 am
STL
- ITO
2 stops16h 25m
Multiple Airlines
Mon 7/64:47 pm
ITO
- STL
2 stops16h 05m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$1,057
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 May 7, 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 May 7, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/6. 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.
Sun 10/47:00 am
STL
- ITO
2 stops17h 12m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$283
This CheapOair deal was found by Cheapflights users on 5/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:37 pm
STL
- KOA
1 stop22h 18m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 5/6. 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 6/245:10 am
STL
- KOA
2 stops12h 27m
United Airlines
Deal found 5/6![United Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 5/6. 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 6/231:13 pm
STL
- KOA
2 stops13h 32m
United Airlines
Deal found 5/6![United Airlines logo]()
$436
This Southwest deal was found by Cheapflights users on 5/7. 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.
Fri 5/226:00 am
STL
- KOA
1 stop12h 15m
Southwest
Deal found 5/7![Southwest logo]()
$443
This United Airlines deal was found by Cheapflights users on 5/7. 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.
Fri 5/227:22 am
STL
- KOA
2 stops19h 23m
United Airlines
Deal found 5/7![United Airlines logo]()
$448
This Southwest deal was found by Cheapflights users on 5/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/245:35 am
STL
- KOA
1 stop12h 10m
Southwest
Deal found 5/6![Southwest logo]()
$488
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 6/248:08 pm
STL
- KOA
3 stops51h 57m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$755
This Kiwi.com deal was found by Cheapflights users on 5/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/223:11 pm
STL
- KOA
3 stops52h 33m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$800
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 6/238:08 pm
STL
- KOA
3 stops51h 57m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$875
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 May 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $464 (United Airlines) |
One-way from | $283 (Alaska Airlines) |
Popular in | July |
Cheapest in | September |
Average price | $691 |
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 May 7, 2026.
Use the filters below to find and compare flights from St. Louis to The Big Island that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Wed 6/10
8:49 am-7:17 pm
2 stops15h 28m
Kona Intl
Thu 7/2
8:50 pm-7:03 pm
2 stops17h 13m
$605
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Thu 5/28
1:38 pm-9:45 pm
2 stops13h 07m
Kona Intl
Mon 6/1
7:00 am-11:57 pm
2 stops11h 57m
$645
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Wed 5/20
5:33 pm-2:41 pm
2 stops26h 08m
Kona Intl
Fri 5/29
11:46 am-4:37 pm
1 stop23h 51m
$660
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Tue 6/2
8:53 am-7:20 pm
2 stops15h 27m
Kona Intl
Wed 6/10
8:50 pm-7:03 pm
2 stops17h 13m
$685
St. LouisHilo
STL - ITO
STLITO
Lambert-St Louis
Tue 9/29
5:59 pm-3:13 pm
2 stops26h 14m
Hilo Intl
Wed 9/30
7:44 pm-2:21 pm
2 stops13h 37m
$694
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Thu 7/16
6:37 am-10:10 pm
2 stops20h 33m
Kona Intl
Tue 7/21
1:18 pm-8:47 am
2 stops14h 29m
$710
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Sat 5/16
5:33 pm-10:56 am
1 stop22h 23m
Kona Intl
Sat 5/23
9:25 pm-3:16 pm
1 stop12h 51m
$715
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Thu 5/21
10:25 am-7:31 pm
2 stops14h 06m
Kona Intl
Tue 5/26
10:15 pm-4:33 pm
2 stops13h 18m
$719
Quickest round-trip
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Tue 5/26
6:00 am-2:44 pm
1 stop13h 44m
Kona Intl
Tue 6/2
8:00 am-11:54 pm
1 stop10h 54m
$719
St. LouisKailua-Kona
STL - KOA
STLKOA
Lambert-St Louis
Sat 5/16
5:33 pm-12:16 pm
2 stops23h 43m
Kona Intl
Sat 5/23
12:27 pm-3:16 pm
1 stop21h 49m
$720
Showing 1-10 of 23 resultsSorted by cheapest first
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
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
How far ahead should I book a flight from St. Louis to The Big Island?
Booking 57 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to The Big Island. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 $210). Flying from St. Louis to The Big Island in July is currently the most expensive (average of $622). 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 May 7, 2026.
See what other customers who have flown with Alaska Airlines,Southwest, andDelta 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
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
7.9
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Crew
8.5
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
7.9
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Crew
8.5
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
7.9
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Crew
8.5
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
7.9
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Crew
8.5
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
7.9
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Crew
8.5
Entertainment
7.0
Food
7.1
Boarding
8.1
Overall
7.9
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
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.
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St. Louis and The Big Island flights
Browse other St. Louis and The Big Island flight options. Last updated on May 7, 2026.
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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 May 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$422 | Average$692 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$423 | Average$619 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$426 | Average$689 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$446 | Average$701 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$481 | Average$991 | FlexibilityNo cancel fee | On-time63% |