CA $353 Cheap United fights from Ontario (ONT) to Kailua-Kona (KOA)

View CA $353 flight on Mon, Sep. 1, 2025Opens in a new window

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United flights from Ontario to Kailua-Kona (ONT→KOA)

Prices were available within the past 7 days and start at CA $353 for one-way flights and CA $631 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Sep. 1 - Mon, Sep. 8
ONT
Ontario
KOA
Kona Coast
CA $631 Roundtrip, found 10 hours ago
CA $631
Roundtrip
found 10 hours ago
Select United flight, departing Mon, Sep. 1 from Ontario to Kona Coast, returning Mon, Sep. 8, priced at CA $631 found 10 hours ago
United
Mon, Sep. 1 - Mon, Sep. 8
ONT
Ontario
KOA
Kona Coast
CA $695 Roundtrip, found 10 hours ago
CA $695
Roundtrip
found 10 hours ago
Select United flight, departing Mon, Sep. 1 from Ontario to Kona Coast, returning Mon, Sep. 8, priced at CA $695 found 10 hours ago
United
Mon, Sep. 1 - Mon, Sep. 8
ONT
Ontario
KOA
Kona Coast
CA $708 Roundtrip, found 10 hours ago
CA $708
Roundtrip
found 10 hours ago
Select United flight, departing Mon, Sep. 1 from Ontario to Kona Coast, returning Mon, Sep. 8, priced at CA $708 found 10 hours ago
United
Mon, Sep. 1 - Mon, Sep. 8
ONT
Ontario
KOA
Kona Coast
CA $721 Roundtrip, found 10 hours ago
CA $721
Roundtrip
found 10 hours ago
Select United flight, departing Mon, Sep. 1 from Ontario to Kona Coast, returning Mon, Sep. 8, priced at CA $721 found 10 hours ago
Flight from Ontario to Kailua-Kona (ONT - KOA) route information
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Kona Intl.
Distance
4077 km
*Available to Expedia members.