Kailua-Kona (KOA) to St. Louis (STL) flight deal in economy from $484

United AirlinesUAUnited Airlines
Round Trip•Economy
United StatesKOA

Kona International Airport

Kailua-Kona, United States
United StatesSTL

Lambert-Saint Louis International Airport

St. Louis, United States
$758 USD
-36%$484 USD
Verified 16 days ago
Limited Availability
13% of dates checked are available within 10% of the lowest price

Wednesday, September 30th, 2026

9 round-trip options

Returning
Mon, Oct 5, 2026•5 Day Trip
$552 USD
Google Flights
Returning
Tue, Oct 6, 2026•6 Day Trip
$495 USD
Google Flights
Returning
Wed, Oct 7, 2026•7 Day Trip
$627 USD
Google Flights
Returning
Fri, Oct 9, 2026•9 Day Trip
$890 USD
Google Flights
Returning
Sat, Oct 10, 2026•10 Day Trip
$818 USD
Google Flights
Returning
Sun, Oct 11, 2026•11 Day Trip
$796 USD
Google Flights
Returning
Mon, Oct 12, 2026•12 Day Trip
$736 USD
Google Flights
Returning
Tue, Oct 13, 2026•13 Day Trip
$681 USD
Google Flights
Returning
Wed, Oct 14, 2026•14 Day Trip
$607 USD
Google Flights