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$129+ Cheap flights from Ontario (ONT) to Hawaii

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 2/16. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HNL
feb. 7 — feb. 141
sáb. 2/7
sáb. 2/14
1 adult, Economy
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Cheap flight deals from Ontario to Hawaii

Keep the following information in mind while searching for Ontario to Hawaii flight deals. Data was last updated enero 8, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$284
(Delta)

One-way from

$129
(SmartFares)

Popular in

June

Cheapest in

February

Average price

$327

Good round-trip deal

$347 or less

Good one-way deal

$243 or less
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From Ontario to Hawaii
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One-way flight from Ontario to Hawaii
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Highest demand for flights based on searches. 13% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Ontario to Hawaii.
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Price to beat on a one-way flight from Ontario to Hawaii.
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Find flight deals from Ontario to Hawaii

Cheapest flights from Ontario to Hawaii
Explore the most affordable flight options available from Ontario to Hawaii. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 8, 2026.

This American Airlines deal was found by Cheapflights users on 1/8. 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.
mié. 2/1812:18 pmONT - OGG
1 stop9h 05mAmerican Airlines
mié. 3/411:16 pmOGG - ONT
1 stop10h 12mAmerican Airlines
Deal found 1/8$262
This Kiwi.com deal was found by Cheapflights users on 1/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/28:41 amONT - OGG
1 stop10h 20mHawaiian Airlines
lun. 3/910:08 pmOGG - ONT
1 stop10h 00mHawaiian Airlines
Deal found 1/8$280
This Delta deal was found by Cheapflights users on 1/7. 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.
mar. 4/217:30 amONT - OGG
1 stop13h 06mDelta
jue. 4/239:10 pmOGG - ONT
1 stop11h 03mDelta
Deal found 1/7$284
This Delta deal was found by Cheapflights users on 1/7. 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.
mar. 2/247:30 amONT - KOA
1 stop14h 09mDelta
lun. 3/29:55 pmKOA - ONT
1 stop13h 59mDelta
Deal found 1/7$288
This Delta deal was found by Cheapflights users on 1/6. 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.
mié. 4/297:30 amONT - OGG
1 stop13h 06mDelta
vie. 5/89:10 pmOGG - ONT
2 stops16h 04mDelta
Deal found 1/6$290
This American Airlines deal was found by Cheapflights users on 1/7. 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.
jue. 3/1912:18 pmONT - OGG
1 stop9h 05mAmerican Airlines
mié. 3/259:14 pmOGG - ONT
1 stop8h 35mAmerican Airlines
Deal found 1/7$291
This Delta deal was found by Cheapflights users on 1/7. 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.
lun. 2/236:00 amONT - KOA
1 stop11h 51mDelta
lun. 3/29:55 pmKOA - ONT
1 stop13h 59mDelta
Deal found 1/7$292
This Southwest deal was found by Cheapflights users on 1/7. 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.
lun. 2/27:00 amONT - KOA
2 stops13h 10mSouthwest
vie. 2/610:00 amKOA - ONT
1 stop10h 00mSouthwest
Deal found 1/7$294
This Delta deal was found by Cheapflights users on 1/6. 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.
jue. 4/307:30 amONT - OGG
1 stop13h 06mDelta
jue. 5/79:10 pmOGG - ONT
2 stops16h 04mDelta
Deal found 1/6$296
This American Airlines deal was found by Cheapflights users on 1/7. 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.
mar. 2/246:15 amONT - KOA
1 stop11h 59mAmerican Airlines
mar. 3/310:40 pmKOA - ONT
1 stop10h 48mAmerican Airlines
Deal found 1/7$296
This Delta deal was found by Cheapflights users on 1/7. 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.
mar. 2/176:00 amONT - KOA
2 stops15h 39mDelta
lun. 2/239:55 pmKOA - ONT
1 stop13h 59mDelta
Deal found 1/7$298
This Delta deal was found by Cheapflights users on 1/8. 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.
jue. 4/236:00 amONT - OGG
2 stops16h 31mDelta
mar. 4/2810:15 pmOGG - ONT
2 stops15h 10mDelta
Deal found 1/8$301

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Hawaii 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 enero 8, 2026.
Use the filters below to find and compare flights from Ontario to Hawaii that are best for you.

Fly from

Ontario

Fly to

Hawaii

Route

Depart

Return

Price

OntarioKahului

ONT - OGG

ONTOGG

Ontario

mié. 4/29

7:30 am-5:36 pm

1 stop13h 06m

Kahului

mié. 5/6

9:10 pm-12:49 pm

1 stop12h 39m

$284

OntarioKahului

ONT - OGG

ONTOGG

Ontario

lun. 4/20

5:30 am-12:35 pm

2 stops10h 05m

Kahului

jue. 4/30

10:00 am-9:20 pm

1 stop8h 20m

$290

OntarioKahului

ONT - OGG

ONTOGG

Ontario

mié. 4/29

7:30 am-5:36 pm

1 stop13h 06m

Kahului

vie. 5/8

9:10 pm-4:14 pm

2 stops16h 04m

$290

OntarioKahului

ONT - OGG

ONTOGG

Ontario

mié. 4/29

7:30 am-5:36 pm

1 stop13h 06m

Kahului

mar. 5/12

9:10 pm-4:14 pm

2 stops16h 04m

$290

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

lun. 2/23

6:00 am-3:51 pm

1 stop11h 51m

Kona Intl

lun. 3/2

9:55 pm-1:54 pm

1 stop13h 59m

$292

OntarioKahului

ONT - OGG

ONTOGG

Ontario

mié. 4/29

7:30 am-5:36 pm

1 stop13h 06m

Kahului

lun. 5/11

9:10 pm-4:14 pm

2 stops16h 04m

$296

OntarioKahului

ONT - OGG

ONTOGG

Ontario

jue. 4/30

7:30 am-5:36 pm

1 stop13h 06m

Kahului

vie. 5/8

9:10 pm-4:14 pm

2 stops16h 04m

$296

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

mar. 2/24

6:00 am-7:39 pm

2 stops15h 39m

Kona Intl

jue. 3/5

10:55 pm-4:02 pm

2 stops15h 07m

$307

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

mar. 2/24

8:41 am-12:45 pm

Nonstop6h 04m

Honolulu

lun. 3/2

2:40 pm-10:15 pm

Nonstop5h 35m

$311

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

mié. 2/4

8:13 am-12:29 pm

Nonstop6h 16m

Honolulu

mié. 2/4

9:46 pm-10:59 am

1 stop11h 13m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Hawaii

Have a flexible travel schedule? Discover the best time to fly to Hawaii 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Hawaii

What is the cheapest month to book a flight from Ontario to Hawaii?

Currently, February is the cheapest month in which you can book a flight from Ontario to Hawaii (average of $134). Flying from Ontario to Hawaii in June is currently the most expensive (average of $213). 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 HI?

Find hourly flight availability from Ontario to Hawaii. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 8, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Hawaii as you normally would.

Weekly flight availability from Ontario to Hawaii

Explore weekly flight availability from Ontario to Hawaii. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated enero 8, 2026.

The most flights from ONT to USHI are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Hawaii

Get insights into the airlines that provide service to Hawaii. 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 Hawaii. Reviews last updated enero 8, 2026.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Ontario to Hawaii. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,663 reviews

Entertainment

7.0

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,663 reviews
Alaska Airlines
8.0
Very good
11,663 reviews

Entertainment

7.0

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Southwest
8.0
Very good
4,250 reviews
Alaska Airlines
8.0
Very good
11,663 reviews

Entertainment

7.0

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,027 reviews
Alaska Airlines
8.0
Very good
11,663 reviews

Entertainment

7.0

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Hawaiian Airlines
7.8
Good
2,824 reviews
Alaska Airlines
8.0
Very good
11,663 reviews

Entertainment

7.0

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,139 reviews
Alaska Airlines
8.0
Very good
11,663 reviews

Entertainment

7.0

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Hawaii. 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 Hawaii?

    For a flight from Ontario to Hawaii, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city.

  • How popular is this Ontario to Hawaii flight route?

    The Ontario to Hawaii flight path was viewed by 48 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Ontario to Hawaii?

    Departing from Ontario to Hawaii will take you 6h 04m. Ontario and Hawaii are separated by a distance of 2598 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Ontario to Hawaii one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $111. American Airlines flights start at $125 while deals on Alaska Airlines start at $153 one-way.

  • What are the most popular routes from Ontario to Hawaii?

    Most travelers choose Ontario - Honolulu, Ontario - Kahului or Ontario - Lihue when deciding on the best route from Ontario to Hawaii.

  • What are the cheapest flights from Ontario to Hawaii?

    Looking for the cheapest flight from Ontario to Hawaii? While on average our users pay $369, our data indicates the cheapest price to be $159. The most popular route (Ontario - Honolulu), is priced around $277.

  • Can I find deals for flights from Ontario to Hawaii that include hotel bookings?

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

  • How can I find direct flights from Ontario to Hawaii?

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

  • Can I find deals for business class flights from Ontario to Hawaii?

    Yes. Cheapflights offers flight deals from Ontario to Hawaii 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 Hawaii?

    Currently, February is the cheapest month in which you can book a flight from Ontario to Hawaii (average of $134). Flying from Ontario to Hawaii in June is currently the most expensive (average of $213). 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 Hawaii

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 Hawaii

Discover the top 6 airlines that operate flights from Ontario to Hawaii. 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 enero 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$168Average$372FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$218Average$543FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$276Average$457FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$277Average$556FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$308Average$525FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$317Average$568FlexibilityNo cancel feeOn-time75%

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