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

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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — KOA
Dec 28 — Jan 41
Sat 12/28
Sat 1/4
1 adult, Economy
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Cheap flight deals from Ontario to The Big Island

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to The Big Island (zzFUI). 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 23, 2024.

Round-trip from

$237
(Alaska Airlines)

One-way from

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

Cheapest flights from Ontario to The Big Island
Explore the most affordable flight options available from Ontario to The Big Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2024.

This United Airlines deal was found by Cheapflights users on 12/22. 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.
Fri 12/276:00 amONT - KOA
1 stop9h 15mUnited Airlines
Sat 12/2811:43 pmKOA - ONT
1 stop8h 15mUnited Airlines
Deal found 12/22$574
This Delta deal was found by Cheapflights users on 12/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/267:00 amONT - KOA
1 stop14h 09mDelta
Tue 12/319:02 pmKOA - ONT
1 stop13h 33mDelta
Deal found 12/23$602
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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.
Thu 12/2610:05 amONT - KOA
1 stop9h 33mAlaska Airlines
Sun 12/2910:50 amKOA - ONT
1 stop9h 20mAlaska Airlines
Deal found 12/22$644
This American Airlines deal was found by Cheapflights users on 12/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2510:02 amONT - KOA
1 stop10h 32mAmerican Airlines
Tue 12/319:45 pmKOA - ONT
1 stop9h 27mAmerican Airlines
Deal found 12/23$735
This United deal was found by Cheapflights users on 12/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/241:57 pmONT - KOA
1 stop8h 51mMultiple Airlines
Fri 12/276:00 amKOA - ONT
1 stop14h 10mMultiple Airlines
Deal found 12/22$909
This Southwest deal was found by Cheapflights users on 12/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/269:45 amONT - ITO
2 stops12h 45mSouthwest
Sat 12/286:00 amITO - ONT
2 stops11h 45mSouthwest
Deal found 12/22$967
This Southwest deal was found by Cheapflights users on 12/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/276:40 amONT - KOA
2 stops12h 25mSouthwest
Thu 1/210:00 amKOA - ONT
1 stop10h 00mSouthwest
Deal found 12/22$1,057
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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.
Thu 12/268:32 pmONT - ITO
2 stops25h 58mAlaska Airlines
Sat 12/288:30 amITO - ONT
1 stop11h 40mAlaska Airlines
Deal found 12/22$1,340
This Hawaiian Airlines deal was found by Cheapflights users on 12/22. 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.
Thu 12/2610:05 amONT - ITO
1 stop10h 10mHawaiian Airlines
Sat 12/2811:38 amITO - ONT
1 stop8h 32mHawaiian Airlines
Deal found 12/22$1,477
This American Airlines deal was found by Cheapflights users on 12/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/295:38 amONT - ITO
2 stops15h 47mMultiple Airlines
Thu 1/25:55 pmITO - ONT
2 stops13h 17mMultiple Airlines
Deal found 12/21$1,558
This Hawaiian Airlines deal was found by Cheapflights users on 12/22. 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.
Wed 12/2510:05 amONT - KOA
1 stop9h 33mHawaiian Airlines
Tue 12/318:00 amKOA - ONT
1 stop12h 10mHawaiian Airlines
Deal found 12/22$1,731
This United Airlines deal was found by Cheapflights users on 12/22. 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.
Mon 12/236:50 pmONT - ITO
2 stops49h 25mUnited Airlines
Mon 12/306:10 amITO - ONT
2 stops25h 48mUnited Airlines
Deal found 12/22$3,446

Find flights from Ontario to The Big Island within your budget

Customize your flight search to find flights from Ontario to The Big Island 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 23, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Mon 4/21

9:45 am-4:28 pm

1 stop9h 43m

Kona Intl

Wed 4/30

11:18 am-9:50 pm

1 stop7h 32m

$237

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Sat 5/3

9:45 am-4:28 pm

1 stop9h 43m

Kona Intl

Fri 5/9

10:45 am-9:50 pm

1 stop8h 05m

$267

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Wed 4/16

7:00 am-5:42 pm

1 stop13h 42m

Kona Intl

Thu 4/24

8:30 pm-1:13 pm

1 stop13h 43m

$282

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Mon 1/13

6:00 am-1:00 pm

1 stop9h 00m

Kona Intl

Wed 1/15

10:00 am-7:55 pm

1 stop7h 55m

$321

OntarioHilo

ONT - ITO

ONTITO

Ontario

Mon 1/13

9:35 am-4:08 pm

1 stop8h 33m

Hilo Intl

Tue 1/28

10:25 am-9:40 pm

1 stop9h 15m

$392

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Thu 1/9

6:15 am-12:55 pm

1 stop8h 40m

Kona Intl

Wed 1/15

2:25 pm-9:51 am

1 stop17h 26m

$422

OntarioHilo

ONT - ITO

ONTITO

Ontario

Tue 1/21

6:15 am-4:08 pm

2 stops11h 53m

Hilo Intl

Tue 1/28

8:35 am-9:51 am

2 stops23h 16m

$467

OntarioHilo

ONT - ITO

ONTITO

Ontario

Wed 4/23

9:45 am-8:10 pm

1 stop13h 25m

Hilo Intl

Sun 4/27

4:25 pm-9:50 pm

1 stop26h 25m

$473

OntarioHilo

ONT - ITO

ONTITO

Ontario

Sat 1/25

8:55 am-8:30 pm

2 stops13h 35m

Hilo Intl

Tue 1/28

6:00 am-8:20 pm

2 stops12h 20m

$542

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Wed 1/29

6:15 am-4:01 pm

2 stops11h 46m

Kona Intl

Fri 1/31

6:00 am-8:29 pm

2 stops12h 29m

$961

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/23

Showing 1-10 of 22 results
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Best time to book a flight from Ontario to The Big Island

Have a flexible travel schedule? Discover the best time to fly to The Big Island from Ontario 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 Ontario to The Big Island

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

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

Currently, October is the cheapest month in which you can book a flight from Ontario to The Big Island (average of $409). Flying from Ontario to The Big Island in June is currently the most expensive (average of $621). 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 ONT to FUI?

Find hourly flight availability from Ontario to The Big Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2024.

When flying from Ontario to The Big Island, 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 The Big Island by month

Plan your trip to The Big Island by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in The Big Island ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit The Big Island when rainfall is around 1.6 in.

Temperature in The Big Island by month

Plan your trip to The Big Island by taking into account the average temperature totals by month.

If weather is an important factor for your trip to The Big Island, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 71.6 F).

Reviews of airlines servicing The Big Island

Get insights into the airlines that provide service to The Big Island. 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 The Big Island. Reviews last updated December 23, 2024.
Get a feel of what it's like to fly with American Airlines, Alaska Airlines and Hawaiian Airlines from Ontario to The Big Island by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,780 reviews

Boarding

8.2

Entertainment

7.7

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.1
Very good
4,780 reviews
Southwest
8.1
Very good
4,780 reviews

Boarding

8.2

Entertainment

7.7

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.0
Very good
9,549 reviews
Southwest
8.1
Very good
4,780 reviews

Boarding

8.2

Entertainment

7.7

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
8,588 reviews
Southwest
8.1
Very good
4,780 reviews

Boarding

8.2

Entertainment

7.7

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Hawaiian Airlines
7.9
Good
2,297 reviews
Southwest
8.1
Very good
4,780 reviews

Boarding

8.2

Entertainment

7.7

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines
7.4
Good
9,022 reviews
Southwest
8.1
Very good
4,780 reviews

Boarding

8.2

Entertainment

7.7

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from Ontario to The Big Island. 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 from for flights from Ontario to The Big Island?

    Most people fly from Ontario (ONT) if they book a flight from Ontario to The Big Island. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

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

    To fly one-way, consider booking your trip with Hawaiian Airlines, which is currently one of the cheapest options available, starting at $119. Alaska Airlines flights start at $125 while deals on United Airlines start at $139 one-way.

  • What are the most popular routes from Ontario to The Big Island?

    When deciding which route to take from Ontario to The Big Island consider Ontario - Kona Intl, Ontario - Hilo Intl or Ontario - Waimea (Kamuela) Waimea Kohala as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to The Big Island 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 Ontario to The Big Island?

    Currently, October is the cheapest month in which you can book a flight from Ontario to The Big Island (average of $409). Flying from Ontario to The Big Island in June is currently the most expensive (average of $621). 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.

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Alternative routes for Ontario to The Big Island

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Ontario to The Big Island

Discover the top 6 airlines that operate flights from Ontario to The Big Island. 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 23, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$130Average$364FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$198Average$469FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$247Average$432FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$275Average$534FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$320Average$507FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$346Average$538FlexibilityNo cancel feeOn-time63%
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