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

Monday, September 14th, 2026

9 round-trip options

Returning
Sat, Sep 19, 2026•5 Day Trip
$534 USD
Google Flights
Returning
Sun, Sep 20, 2026•6 Day Trip
$547 USD
Google Flights
Returning
Mon, Sep 21, 2026•7 Day Trip
$544 USD
Google Flights
Returning
Wed, Sep 23, 2026•9 Day Trip
$671 USD
Google Flights
Returning
Thu, Sep 24, 2026•10 Day Trip
$546 USD
Google Flights
Returning
Fri, Sep 25, 2026•11 Day Trip
$605 USD
Google Flights
Returning
Sat, Sep 26, 2026•12 Day Trip
$576 USD
Google Flights
Returning
Sun, Sep 27, 2026•13 Day Trip
$548 USD
Google Flights
Returning
Mon, Sep 28, 2026•14 Day Trip
$559 USD
Google Flights