Kailua-Kona (KOA) to St. Louis (STL) flight deal in economy from $242
KOAKona International Airport
Kailua-Kona, United States
STLLambert-Saint Louis International Airport
St. Louis, United States
$328 USD
-26%$242 USD
Verified 14 days agoAugust 2026
Mon
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Good Availability
48% of dates checked are available within 10% of the lowest price
Friday, August 21st, 2026
Outbound Flights
11h 40m·1 stop
$242 USD
KOAAug 21 20:00
→DENAug 22 06:48
UA 1759Boeing 757
2h 47m layover
DENAug 22 09:35
→STLAug 22 12:40
UA 652Airbus A320
16h 56m·2 stops
$248 USDKOAAug 21 22:50
→SFOAug 22 06:58
UA 1724Boeing 737MAX 9 Passenger
3h 45m layover
SFOAug 22 10:43
→DENAug 22 14:32
UA 2274Boeing 757
3h 3m layover
DENAug 22 17:35
→STLAug 22 20:46
UA 1422Boeing 737
12h 44m·2 stops
$263 USDKOAAug 21 22:50
→SFOAug 22 06:58
UA 1724Boeing 737MAX 9 Passenger
1h 47m layover
SFOAug 22 08:45
→DENAug 22 12:36
UA 1469Boeing 757
51m layover
DENAug 22 13:27
→STLAug 22 16:34
UA 1639Airbus A320
15h 9m·2 stops
$323 USDKOAAug 21 14:03
→SFOAug 21 22:11
UA 693Boeing 737MAX 9 Passenger
2h 44m layover·Overnight
SFOAug 22 00:55
→ORDAug 22 07:16
UA 2847Airbus A321neo
1h 24m layover
ORDAug 22 08:40
→STLAug 22 10:12
UA 4613Bombardier Regional Jet 550