STL to KOA from $242 in economy – flightdeals.net

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United Airlines

UAUnited Airlines

One Way•Economy

Lambert-Saint Louis International Airport

St. Louis, United States

Kona International Airport

Kailua-Kona, United States

$352 USD

-31%$242 USD

Verified 15 days ago

July 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29 30 1 2 3 4 5$564 6$354 7$293 8$293 9$293 10$363 11$337 12$343 13$293 14$293 15$354 16$343 17$357 18$337 19$360 20$293 21$333 22$338 23$356 24$391 25$343 26$349 27$326 28$293 29$287 30$343 31$419 1$399 2$394

Fair Availability

39% of dates checked are available within 10% of the lowest price

Saturday, July 4th, 2026

No flight details available for this date.