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$119+ Cheap flights from The Big Island to Ontario (ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — ONT
Dec 25 — Jan 11
Wed 12/25
Wed 1/1
1 adult, Economy
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Cheap flight deals from The Big Island to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from The Big Island (zzFUI) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 20, 2024.

Round-trip from

$278
(Alaska Airlines)

One-way from

$119
(Hawaiian Airlines)
From The Big Island to Ontario
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One-way flight from The Big Island to Ontario
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Find flight deals from The Big Island to Ontario

Cheapest flights from The Big Island to Ontario
Explore the most affordable flight options available from The Big Island to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 20, 2024.

This United Airlines deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/294:12 pmKOA - ONT
1 stop28h 48mUnited Airlines
Wed 1/16:00 amONT - KOA
1 stop9h 15mUnited Airlines
Deal found 12/19$562
This Hawaiian Airlines deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2110:50 amKOA - ONT
1 stop9h 20mHawaiian Airlines
Thu 1/210:05 amONT - KOA
1 stop8h 28mHawaiian Airlines
Deal found 12/19$764
This Alaska Airlines deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2311:06 pmKOA - ONT
1 stop11h 27mAlaska Airlines
Wed 12/251:28 pmONT - KOA
1 stop10h 38mAlaska Airlines
Deal found 12/19$1,308
This Hawaiian Airlines deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/237:30 amITO - ONT
1 stop12h 40mHawaiian Airlines
Wed 12/2510:05 amONT - ITO
1 stop10h 10mHawaiian Airlines
Deal found 12/19$1,527

Find flights from The Big Island to Ontario within your budget

Customize your flight search to find flights from The Big Island to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 20, 2024.

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Price

Kailua-KonaOntario

KOA - ONT

KOAONT

Kona Intl

Thu 1/23

3:30 pm-10:13 pm

1 stop28h 43m

Ontario

Tue 1/28

5:44 pm-11:23 am

1 stop19h 39m

$278

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Thu 1/23

11:29 am-9:40 pm

1 stop8h 11m

Ontario

Tue 1/28

9:35 am-6:13 pm

1 stop10h 38m

$357

Kailua-KonaOntario

KOA - ONT

KOAONT

Kona Intl

Wed 3/26

7:00 am-8:55 pm

1 stop10h 55m

Ontario

Sun 4/27

9:45 am-3:39 pm

1 stop8h 54m

$367

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Thu 1/23

10:25 am-9:40 pm

1 stop9h 15m

Ontario

Tue 2/4

9:45 am-6:13 pm

1 stop10h 28m

$473

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Thu 1/23

8:35 am-9:51 am

2 stops23h 16m

Ontario

Tue 1/28

6:15 am-6:13 pm

2 stops13h 58m

$534

Kailua-KonaOntario

KOA - ONT

KOAONT

Kona Intl

Sun 2/2

12:27 pm-9:51 am

2 stops19h 24m

Ontario

Sun 2/9

6:15 am-12:55 pm

1 stop8h 40m

$552

Kailua-KonaOntario

KOA - ONT

KOAONT

Kona Intl

Thu 1/16

7:19 pm-9:51 am

2 stops12h 32m

Ontario

Wed 1/22

6:15 am-4:01 pm

2 stops11h 46m

$976

Kailua-KonaOntario

KOA - ONT

KOAONT

Kona Intl

Fri 5/9

8:00 am-8:35 pm

1 stop9h 35m

$119

Kailua-KonaOntario

KOA - ONT

KOAONT

Kona Intl

Wed 1/22

11:15 pm-6:13 pm

1 stop16h 58m

$138

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Sat 3/8

8:25 am-7:30 pm

1 stop9h 05m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Showing 1-10 of 17 results
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Best time to book a flight from The Big Island to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from The Big Island with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from The Big Island to Ontario

Get recent, data-driven insights about flights from The Big Island to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from The Big Island to Ontario?

Currently, August is the cheapest month in which you can book a flight from The Big Island to Ontario (average of $246). Flying from The Big Island to Ontario in March is currently the most expensive (average of $317). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from FUI to ONT?

Find hourly flight availability from The Big Island to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 20, 2024.

When flying from The Big Island to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated December 20, 2024.
Read through reviews of airlines operating flights from The Big Island to Ontario, such as Alaska Airlines, Hawaiian Airlines and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,821 reviews

Entertainment

7.7

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
4,821 reviews
Southwest
8.1
Very good
4,821 reviews

Entertainment

7.7

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,545 reviews
Southwest
8.1
Very good
4,821 reviews

Entertainment

7.7

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,601 reviews
Southwest
8.1
Very good
4,821 reviews

Entertainment

7.7

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Hawaiian Airlines
7.9
Good
2,294 reviews
Southwest
8.1
Very good
4,821 reviews

Entertainment

7.7

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

United Airlines
7.4
Good
9,043 reviews
Southwest
8.1
Very good
4,821 reviews

Entertainment

7.7

Boarding

8.2

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from The Big Island to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from The Big Island?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly into when you book flights from The Big Island to Ontario.

  • What are the cheapest airlines to fly from The Big Island to Ontario one-way?

    $119 is the cheapest one-way deal found within the past few days, from Hawaiian Airlines. You may also be able to find cheap deals on Alaska Airlines and American Airlines, with prices starting from $138 and $210, respectively.

  • Can I find deals for flights from The Big Island to Ontario that include hotel bookings?

    Yes. In addition to deals on The Big Island to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from The Big Island to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from The Big Island to Ontario.

  • Can I find deals for business class flights from The Big Island to Ontario?

    Yes. Cheapflights offers flight deals from The Big Island to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from The Big Island to Ontario?

    Currently, August is the cheapest month in which you can book a flight from The Big Island to Ontario (average of $246). Flying from The Big Island to Ontario in March is currently the most expensive (average of $317). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for The Big Island to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from The Big Island to Ontario

Discover the top airline that operate flights from The Big Island to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$128Average$662FlexibilityNo cancel feeOn-time85%
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