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Home / Kailua-Kona — Ontario

Cheap flights Kailua-Kona — Ontario

Kailua-Kona (KOA, US) Ontario (ONT, US)
from $208 4 097 km ~5h 19m 2 flights found 2 airlines cheapest on Thursday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $208 on 19.11.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
Mo
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Th
Fr
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Su
December 2026
Mo
Tu
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January 2027
Mo
Tu
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Th
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Prices found for 2 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
19 Nov 2026, Thu
Alaska Airlines AS 1027
20:30
KOA Kona International Airport at Keahole
03:04
ONT Ontario International Airport
6h 34m 1 stop
Trip.com
$208
View this ticket
12 Jan 2027, Tue
American Airlines AA 664
10:59
KOA Kona International Airport at Keahole
18:18
ONT Ontario International Airport
7h 19m 1 stop
Trip.com
$258
View this ticket
Route characteristics
Distance
4 097 km
Flight time
5h 19m
Time difference
+3h
Minimum price
from $208 (19.11.2026)
Average price
$233
Maximum price
$258
Cheapest day
Thursday
Departure airports (1)
KOA Kona International Airport at Keahole
Arrival airports (1)
ONT Ontario International Airport
Airlines (2)
AS Alaska Airlines AA American Airlines
Agencies (1)
Trip.com
Prices by day of week
Tuesday
$258
avg $258
Thursday
$208
avg $208
Cheapest
Price trend by month
November 2026
from $208
avg $208
1 flights
January 2027
from $258
avg $258
1 flights
Airlines — cheapest prices 2
Alaska Airlines
Alaska Airlines
1 flights · 1 days
$208
American Airlines
American Airlines
1 flights · 1 days
$258
Where to buy tickets 1
Trip.com
2 tickets · 2 days
from $208
Airports

From — Kailua-Kona (1)

  • KOA Kona International Airport at Keahole

To — Ontario (1)

  • ONT Ontario International Airport
Other destinations from Kailua-Kona
Kahului
US
Vancouver
CA
Toronto
CA
Tokyo
JP
Newburgh
US
San Jose
US
San Francisco
US · Hub
Seattle
US
San Diego
US
Phoenix
US
Paris
FR
Denver
US · Hub
Frequently asked questions about the route Kailua-Kona — Ontario
How long is the flight from Kailua-Kona to Ontario?
Approximate flight time — 5h 19m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Kailua-Kona to Ontario?
The straight-line distance — 4 097 km.
How much do flights from Kailua-Kona to Ontario cost?
The minimum price over 3 months — from $208 on 19.11.2026.
What is the average ticket price?
The average price — $233. Range: $208 — $258.
What is the time difference between Kailua-Kona and Ontario?
The difference — +3h.
From which airports does Kailua-Kona operate flights?
From Kailua-Kona: KOA (Kona International Airport at Keahole).
To which airports in Ontario do flights arrive?
To Ontario: ONT (Ontario International Airport).
Which airlines fly this route?
This route is served by 2 airlines: Alaska Airlines, American Airlines.
Which day of the week is cheapest?
The cheapest day of the week — Thursday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Kailua-Kona — Ontario

Flights Kailua-Kona — Ontario is a popular route. The straight-line distance is 4 097 km. Flight time 5h 19m. Time difference +3h.

From Kailua-Kona (KOA) flights depart from 1 airport: KOA. To Ontario (ONT) — 1 arrival airport: ONT.

2 airlines operate on this route: Alaska Airlines, American Airlines.

The minimum price for the next 3 months — from $208 (19.11.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $233, ranging from $208 to $258. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Thursday.

Other destinations in United States from Kailua-Kona
New York
US
Newburgh
US
San Jose
US
San Francisco
US
Seattle
US
San Diego
US
Phoenix
US
Kahului
US

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