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Cheap flights from Ontario (ONT) to The Big Island from $171

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 10/18. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — KOA
May 9 — May 161
From?
To?
Thu 5/9
Thu 5/16
1 adult, Economy
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How far in advance should I book a flight from Ontario to The Big Island?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 39 days in advance, which can save you up to 9% on flights from Ontario to The Big Island compared to booking the week you need them. Waiting 39 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $349. For sooner than that we have options available in the next 3 days from $349.

What is the cheapest month to fly from Ontario to The Big Island?

Flights from Ontario to The Big Island lean towards being more expensive in July. Prices are generally better when you fly from Ontario to The Big Island in February, with the cheapest ticket starting at $140.

When is the cheapest time to fly from Ontario to The Big Island (ONT - FUI)?

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.

Cheap Delta flights from Ontario to The Big Island

Explore cheap flight options specifically provided by Delta for the route between Ontario and The Big Island. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 4, 2024.
Check out some of the cheapest Delta flights we've come across from Ontario to The Big Island. It's recommended that users confirm their flight details before booking.
Thu 10/247:00 amONT - KOA
1 stop13h 22mDelta
Thu 10/249:45 pmKOA - ONT
1 stop9h 53mDelta
Deal found 5/3$276
Fri 7/197:45 amONT - KOA
1 stop12h 19mDelta
Wed 7/249:40 pmKOA - ONT
1 stop10h 33mDelta
Deal found 5/3$282
Thu 9/127:00 amONT - KOA
1 stop13h 22mDelta
Mon 9/168:45 pmKOA - ONT
2 stops12h 37mDelta
Deal found 5/3$287
Thu 7/47:00 amONT - KOA
1 stop13h 04mDelta
Tue 7/169:40 pmKOA - ONT
1 stop10h 33mDelta
Deal found 5/3$306
Fri 10/187:00 amONT - KOA
1 stop13h 22mDelta
Fri 10/259:45 pmKOA - ONT
1 stop9h 53mDelta
Deal found 5/3$312
Thu 9/197:00 amONT - KOA
1 stop13h 22mDelta
Mon 9/238:45 pmKOA - ONT
2 stops12h 37mDelta
Deal found 5/3$317
Sat 9/287:00 amONT - KOA
1 stop13h 22mDelta
Mon 10/79:45 pmKOA - ONT
1 stop9h 53mDelta
Deal found 5/2$339
Wed 8/77:00 amONT - KOA
1 stop13h 14mDelta
Mon 8/129:45 pmKOA - ONT
1 stop9h 53mDelta
Deal found 5/3$342
Tue 8/207:00 amONT - KOA
1 stop13h 14mDelta
Tue 8/279:45 pmKOA - ONT
1 stop9h 53mDelta
Deal found 5/3$346

Cheap Hawaiian Airlines flights from Ontario to The Big Island

Explore cheap flight options specifically provided by Hawaiian Airlines for the route between Ontario and The Big Island. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 4, 2024.
Take a gander at the lowest prices we've found on Hawaiian Airlines flights from Ontario to The Big Island. Deals frequently update to provide users with more options.
Mon 10/289:40 amONT - KOA
1 stop9h 20mHawaiian Airlines
Thu 10/318:00 amKOA - ONT
1 stop10h 00mHawaiian Airlines
Deal found 5/3$367
Thu 10/109:40 amONT - KOA
1 stop9h 52mHawaiian Airlines
Thu 10/178:00 amKOA - ONT
1 stop10h 00mHawaiian Airlines
Deal found 5/2$460
Tue 10/159:40 amONT - KOA
1 stop8h 54mHawaiian Airlines
Tue 10/229:00 amKOA - ONT
1 stop9h 00mHawaiian Airlines
Deal found 5/3$475
Wed 9/49:50 amONT - KOA
1 stop11h 51mHawaiian Airlines
Wed 9/119:00 amKOA - ONT
1 stop9h 55mHawaiian Airlines
Deal found 5/3$495
Tue 5/710:00 amONT - ITO
1 stop10h 34mHawaiian Airlines
Thu 5/97:25 amITO - ONT
1 stop11h 40mHawaiian Airlines
Deal found 5/4$548
Tue 5/2110:00 amONT - ITO
1 stop9h 30mHawaiian Airlines
Tue 6/410:25 amITO - ONT
1 stop8h 20mHawaiian Airlines
Deal found 5/3$641
Sat 5/1110:00 amONT - ITO
1 stop9h 00mHawaiian Airlines
Thu 5/169:45 amITO - ONT
1 stop9h 10mHawaiian Airlines
Deal found 5/4$677
Tue 5/1410:00 amONT - ITO
1 stop9h 30mHawaiian Airlines
Tue 6/256:00 amITO - ONT
1 stop12h 45mHawaiian Airlines
Deal found 5/2$686
Tue 6/49:40 amONT - ITO
1 stop9h 29mHawaiian Airlines
Tue 6/116:00 amITO - ONT
1 stop12h 45mHawaiian Airlines
Deal found 5/4$692

Cheap Ontario to The Big Island flights in May & June 2024

Find cheap flight options from Ontario to The Big Island specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,795,183 searches. Prices were last updated on May 4, 2024.
The lowest fares we've come across on flights traveling from Ontario to The Big Island in May and June 2024. For more flight deals, be sure to check back very soon.
Tue 5/146:50 amONT - KOA
1 stop13h 40mDelta
Wed 5/229:40 pmKOA - ONT
1 stop9h 24mDelta
Deal found 5/3$369
Sat 5/116:50 amONT - KOA
1 stop13h 40mDelta
Fri 5/249:40 pmKOA - ONT
1 stop9h 24mDelta
Deal found 5/3$370
Mon 6/247:00 amONT - KOA
1 stop13h 04mDelta
Tue 7/99:40 pmKOA - ONT
1 stop10h 33mDelta
Deal found 5/4$392
Fri 5/316:50 amONT - KOA
1 stop13h 40mDelta
Wed 6/59:40 pmKOA - ONT
1 stop12h 53mDelta
Deal found 5/3$393
Fri 5/106:50 amONT - KOA
1 stop13h 40mDelta
Tue 5/219:40 pmKOA - ONT
1 stop9h 24mDelta
Deal found 5/3$394
Mon 6/38:09 pmONT - KOA
1 stop18h 41mAlaska Airlines
Tue 6/113:11 pmKOA - ONT
1 stop14h 54mAlaska Airlines
Deal found 5/3$396
Mon 6/247:00 amONT - KOA
1 stop13h 04mDelta
Mon 6/249:40 pmKOA - ONT
1 stop17h 10mDelta
Deal found 5/3$404
Tue 5/146:50 amONT - KOA
1 stop13h 40mDelta
Thu 5/239:40 pmKOA - ONT
1 stop9h 24mDelta
Deal found 5/3$405
Thu 5/306:50 amONT - KOA
1 stop13h 40mDelta
Mon 6/109:40 pmKOA - ONT
1 stop21h 58mDelta
Deal found 5/3$406

Ontario to The Big Island 2024 flight deals

Discover exclusive flight deals for travel between Ontario and The Big Island in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 4, 2024.
The lowest fares we've come across on flights traveling from Ontario to The Big Island in May and June 2024. For more flight deals, be sure to check back very soon.
Thu 10/247:00 amONT - KOA
1 stop13h 22mDelta
Thu 10/249:45 pmKOA - ONT
1 stop9h 53mDelta
Deal found 5/3$276
Fri 7/197:45 amONT - KOA
1 stop12h 19mDelta
Wed 7/249:40 pmKOA - ONT
1 stop10h 33mDelta
Deal found 5/3$282
Thu 9/127:00 amONT - KOA
1 stop13h 22mDelta
Mon 9/168:45 pmKOA - ONT
2 stops12h 37mDelta
Deal found 5/3$287
Thu 7/47:00 amONT - KOA
1 stop13h 04mDelta
Tue 7/169:40 pmKOA - ONT
1 stop10h 33mDelta
Deal found 5/3$306
Fri 10/187:00 amONT - KOA
1 stop13h 22mDelta
Fri 10/259:45 pmKOA - ONT
1 stop9h 53mDelta
Deal found 5/3$312
Thu 9/197:00 amONT - KOA
1 stop13h 22mDelta
Mon 9/238:45 pmKOA - ONT
2 stops12h 37mDelta
Deal found 5/3$317
Sat 9/287:00 amONT - KOA
1 stop13h 22mDelta
Mon 10/79:45 pmKOA - ONT
1 stop9h 53mDelta
Deal found 5/2$339
Wed 8/77:00 amONT - KOA
1 stop13h 14mDelta
Tue 8/139:45 pmKOA - ONT
1 stop9h 53mDelta
Deal found 5/3$342
Tue 8/207:00 amONT - KOA
1 stop13h 14mDelta
Wed 8/289:45 pmKOA - ONT
1 stop12h 16mDelta
Deal found 5/3$346

Ontario to The Big Island flights leaving soon

Find last-minute flight options from Ontario to The Big Island for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 4, 2024.
Book one of these great deals on flights from Ontario to The Big Island. Tip: verify your flight details before completing your reservation.
Tue 5/146:50 amONT - KOA
1 stop13h 40mDelta
Tue 5/219:40 pmKOA - ONT
1 stop9h 24mDelta
Deal found 5/3$369
Sat 5/116:50 amONT - KOA
1 stop13h 40mDelta
Fri 5/249:40 pmKOA - ONT
1 stop9h 24mDelta
Deal found 5/3$370
Fri 5/106:50 amONT - KOA
1 stop13h 40mDelta
Tue 5/219:40 pmKOA - ONT
1 stop9h 24mDelta
Deal found 5/3$394
Tue 5/146:50 amONT - KOA
1 stop13h 40mDelta
Thu 5/239:40 pmKOA - ONT
1 stop9h 24mDelta
Deal found 5/3$405
Tue 5/146:50 amONT - KOA
1 stop13h 40mDelta
Mon 5/209:40 pmKOA - ONT
1 stop9h 24mDelta
Deal found 5/3$408
Tue 5/146:50 amONT - KOA
1 stop13h 40mDelta
Sun 5/199:40 pmKOA - ONT
1 stop9h 24mDelta
Deal found 5/3$414
Mon 5/136:50 amONT - KOA
1 stop13h 40mDelta
Fri 5/249:40 pmKOA - ONT
1 stop9h 24mDelta
Deal found 5/3$422
Fri 5/106:50 amONT - KOA
1 stop13h 40mDelta
Thu 5/239:40 pmKOA - ONT
1 stop9h 24mDelta
Deal found 5/3$430
Sun 5/126:50 amONT - KOA
1 stop13h 40mDelta
Mon 5/209:40 pmKOA - ONT
1 stop12h 53mDelta
Deal found 5/3$433

One-way flights to The Big Island from Ontario

Search for one-way flight options from Ontario to The Big Island. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 4, 2024.
Some of the best available deals we've found on one-way flights from Ontario to The Big Island. Users needing a return flight from Ontario to The Big Island should utilize the search form above.
Fri 10/187:00 amONT - KOA
1 stop13h 22mDelta
Deal found 5/3$171
Wed 8/146:00 amONT - KOA
1 stop18h 00mAlaska Airlines
Deal found 5/2$190
Tue 6/48:09 pmONT - KOA
1 stop18h 01mAlaska Airlines
Deal found 5/3$198
Sun 10/209:40 amONT - KOA
1 stop10h 46mHawaiian Airlines
Deal found 5/3$201
Tue 5/146:50 amONT - KOA
1 stop13h 40mDelta
Deal found 5/2$204
Tue 7/167:00 amONT - KOA
1 stop29h 59mAlaska Airlines
Deal found 5/2$207
Fri 6/147:00 amONT - KOA
1 stop13h 04mDelta
Deal found 5/3$208
Mon 6/247:00 amONT - KOA
1 stop13h 04mDelta
Deal found 5/3$209
Fri 5/176:50 amONT - KOA
1 stop13h 40mDelta
Deal found 5/2$210

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 2,795,183 searches. Data last updated May 4, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$276 - $480

Route

Depart

Return

Price

OntarioKona Intl

ONT - KOA

ONTKOA

Ontario

Thu 10/24

1 stop13h 22m

Kona Intl

Thu 10/24

1 stop9h 53m

$276

OntarioKona Intl

ONT - KOA

ONTKOA

Ontario

Fri 7/19

1 stop12h 19m

Kona Intl

Wed 7/24

1 stop10h 33m

$282

OntarioKona Intl

ONT - KOA

ONTKOA

Ontario

Thu 9/12

1 stop13h 22m

Kona Intl

Mon 9/16

2 stops12h 37m

$287

OntarioKona Intl

ONT - KOA

ONTKOA

Ontario

Thu 7/4

1 stop13h 04m

Kona Intl

Tue 7/16

1 stop10h 33m

$306

OntarioKona Intl

ONT - KOA

ONTKOA

Ontario

Mon 10/28

1 stop9h 20m

Kona Intl

Thu 10/31

1 stop10h 00m

$367

OntarioKona Intl

ONT - KOA

ONTKOA

Ontario

Mon 6/3

1 stop18h 41m

Kona Intl

Tue 6/11

1 stop14h 54m

$396

OntarioKona Intl

ONT - KOA

ONTKOA

Ontario

Tue 7/16

1 stop29h 59m

Kona Intl

Mon 7/22

1 stop16h 06m

$399

OntarioKona Intl

ONT - KOA

ONTKOA

Ontario

Mon 10/28

1 stop8h 27m

Kona Intl

Thu 10/31

2 stops13h 05m

$438

OntarioKona Intl

ONT - KOA

ONTKOA

Ontario

Thu 5/16

1 stop10h 28m

Kona Intl

Thu 5/23

1 stop11h 02m

$480

Flights are sorted by cheapest first

Deals found on 5/3

No data available for this route at this time. Please check back soon.

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 May 4, 2024.
Get a feel of what it's like to fly with Delta, Hawaiian Airlines and Alaska 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.
Alaska Airlines
8.1
Very good
9,137 reviews
Check prices

Overall

8.1

Entertainment

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,137 reviews
Alaska Airlines
8.1
Very good
9,137 reviews
Check prices

Overall

8.1

Entertainment

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.1
Very good
10,838 reviews
Alaska Airlines
8.1
Very good
9,137 reviews
Check prices

Overall

8.1

Entertainment

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Hawaiian Airlines
8.0
Very good
2,320 reviews
Alaska Airlines
8.1
Very good
9,137 reviews
Check prices

Overall

8.1

Entertainment

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
11,125 reviews
Alaska Airlines
8.1
Very good
9,137 reviews
Check prices

Overall

8.1

Entertainment

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,728 reviews
Alaska Airlines
8.1
Very good
9,137 reviews
Check prices

Overall

8.1

Entertainment

7.3

Comfort

7.9

Boarding

8.2

Crew

8.6

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

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.

  • Can I find flights from Ontario to The Big Island for under $300 on Cheapflights?

    Yes, there are multiple flights from Ontario to The Big Island for under $300. The cheapest flight booked recently is on Delta for just $276, but on average you can expect to pay $339.

  • Are there last-minute flights available from Ontario to The Big Island for under $400?

    There are currently 20+ open flights from Ontario to The Big Island within the next 7 days for less than $400.

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $171. Alaska Airlines flights start at $190 while deals on Hawaiian Airlines start at $201 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.

  • What are the most popular airlines that fly from Ontario to The Big Island?

    When booking a flight from Ontario to The Big Island, you may want to consider flying on American Airlines, Alaska Airlines or Delta as they are the most popular for this route.

  • What does ONT to KOA mean?

    This is defined as Ontario Airport (ONT) and Kona Intl Airport (KOA). Codes like Kona Intl Airport are often used to just call airports uniquely. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Hilo Intl Airport (ITO), Waimea (Kamuela) Waimea Kohala Airport (MUE), Hawi Upolu Point Airport (UPP), Waikoloa Village Airport (WKL).

  • Can I find deals for flights from Ontario to The Big Island that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to The Big Island flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to The Big Island with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to The Big Island flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Ontario to The Big Island that allow pets onboard?

    Many airlines flying from Ontario to The Big Island offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to The Big Island?

    Yes, you can often find last-minute deals on Ontario to The Big Island flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to The Big Island flight deals updated?

    The Ontario to The Big Island flight deals you see on this page were last updated on 5/3.

See more FAQs

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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 5 airlines flying from Ontario to The Big Island

Discover the top 5 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 2,795,183 searches. Data last updated May 4, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$99Average$330FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$160Average$405FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Hawaiian AirlinesCheapest$196Average$456FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Alaska AirlinesCheapest$229Average$537FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
American AirlinesCheapest$265Average$590FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
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Search flights from Ontario to The Big Island by cabin class

Find flights from Ontario to The Big Island, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to The Big Island?

Cheapflights helps you search for flights from Ontario to The Big Island via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ontario to The Big Island?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to The Big Island from Ontario.

Can Cheapflights find flights from Ontario to The Big Island with no change fees?

Yes, we can. To see specific flights from Ontario to The Big Island with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ontario to The Big Island become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to The Big Island from Ontario today and book when prices fit your budget.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
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