HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Hawaii

$162+ 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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HNL
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Hawaii with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 August 18, 2025.

Round-trip from

$323
(Alaska Airlines)

One-way from

$162
(lastminute.com)

Popular in

June

Cheapest in

January

Average price

$401

Good round-trip deal

$422 or less

Good one-way deal

$327 or less
From Ontario to Hawaii
Search Deals
One-way flight from Ontario to Hawaii
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from Ontario to Hawaii.
Search Deals
Price to beat on a one-way flight from Ontario to Hawaii.
Search Deals

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 August 18, 2025.

This Alaska Airlines deal was found by Cheapflights users on 8/16. 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.
Sun 8/316:00 amONT - OGG
1 stop12h 58mAlaska Airlines
Thu 9/49:47 amOGG - ONT
1 stop8h 23mAlaska Airlines
Deal found 8/16$323
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 9/16:00 amONT - OGG
1 stop12h 58mAlaska Airlines
Fri 9/512:24 pmOGG - ONT
1 stop8h 30mAlaska Airlines
Deal found 8/17$327
This Delta deal was found by Cheapflights users on 8/17. 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.
Mon 9/16:00 amONT - OGG
1 stop14h 08mDelta
Wed 9/39:10 pmOGG - ONT
2 stops15h 58mDelta
Deal found 8/17$332
This Delta deal was found by Cheapflights users on 8/17. 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.
Mon 9/16:00 amONT - OGG
1 stop14h 08mDelta
Wed 9/109:10 pmOGG - ONT
1 stop10h 59mDelta
Deal found 8/17$344
This Delta deal was found by Cheapflights users on 8/17. 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.
Tue 8/266:00 amONT - OGG
1 stop14h 08mDelta
Wed 9/39:10 pmOGG - ONT
1 stop10h 40mDelta
Deal found 8/17$345
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 9/16:00 amONT - OGG
1 stop12h 58mAlaska Airlines
Mon 9/810:38 pmOGG - ONT
1 stop9h 06mAlaska Airlines
Deal found 8/17$350
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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.
Wed 10/299:45 amONT - LIH
1 stop10h 37mAlaska Airlines
Wed 11/56:02 amLIH - ONT
1 stop9h 12mAlaska Airlines
Deal found 8/17$352
This Alaska Airlines deal was found by Cheapflights users on 8/16. 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 8/258:35 amONT - OGG
1 stop10h 13mAlaska Airlines
Thu 9/48:47 amOGG - ONT
1 stop9h 23mAlaska Airlines
Deal found 8/16$356
This Alaska Airlines deal was found by Cheapflights users on 8/15. 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.
Tue 10/2111:07 amONT - LIH
1 stop10h 14mAlaska Airlines
Tue 10/2810:23 pmLIH - ONT
1 stop9h 42mAlaska Airlines
Deal found 8/15$357
This Alaska Airlines deal was found by Cheapflights users on 8/16. 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.
Wed 10/299:45 amONT - KOA
1 stop10h 47mAlaska Airlines
Wed 11/58:45 amKOA - ONT
1 stop10h 08mAlaska Airlines
Deal found 8/16$357
This Kissandfly.com deal was found by Cheapflights users on 8/16. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/216:00 amONT - OGG
1 stop10h 25mHawaiian Airlines
Tue 9/309:39 pmOGG - ONT
1 stop8h 47mHawaiian Airlines
Deal found 8/16$360
This Delta deal was found by Cheapflights users on 8/15. 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.
Sun 10/2611:48 amONT - LIH
1 stop10h 17mDelta
Tue 10/289:40 pmLIH - ONT
1 stop10h 28mDelta
Deal found 8/15$361

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 August 18, 2025.
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

Sun 8/31

6:00 am-3:58 pm

1 stop12h 58m

Kahului

Thu 9/4

9:47 am-9:10 pm

1 stop8h 23m

$323

OntarioKahului

ONT - OGG

ONTOGG

Ontario

Tue 9/2

6:00 am-3:58 pm

1 stop12h 58m

Kahului

Thu 9/4

8:47 am-9:10 pm

1 stop9h 23m

$323

OntarioKahului

ONT - OGG

ONTOGG

Ontario

Mon 9/1

6:00 am-3:58 pm

1 stop12h 58m

Kahului

Wed 9/3

7:44 pm-9:10 pm

1 stop22h 26m

$323

OntarioKahului

ONT - OGG

ONTOGG

Ontario

Mon 9/1

6:00 am-5:08 pm

1 stop14h 08m

Kahului

Wed 9/3

9:10 pm-10:50 am

1 stop10h 40m

$327

OntarioKahului

ONT - OGG

ONTOGG

Ontario

Mon 9/1

6:00 am-5:08 pm

1 stop14h 08m

Kahului

Thu 9/4

9:10 pm-10:50 am

1 stop10h 40m

$327

OntarioKahului

ONT - OGG

ONTOGG

Ontario

Mon 9/1

6:00 am-3:58 pm

1 stop12h 58m

Kahului

Fri 9/5

12:24 pm-11:54 pm

1 stop8h 30m

$327

OntarioKahului

ONT - OGG

ONTOGG

Ontario

Sun 8/31

6:00 am-3:58 pm

1 stop12h 58m

Kahului

Fri 9/5

12:24 pm-11:54 pm

1 stop8h 30m

$327

OntarioLihue

ONT - LIH

ONTLIH

Ontario

Wed 10/29

9:45 am-5:22 pm

1 stop10h 37m

Lihue

Wed 11/5

6:02 am-5:14 pm

1 stop9h 12m

$352

OntarioLihue

ONT - LIH

ONTLIH

Ontario

Mon 1/19

9:50 am-5:02 pm

1 stop9h 12m

Lihue

Tue 1/27

10:10 pm-10:39 am

1 stop10h 29m

$357

OntarioLihue

ONT - LIH

ONTLIH

Ontario

Tue 10/21

11:07 am-6:21 pm

1 stop10h 14m

Lihue

Tue 10/28

10:23 pm-11:05 am

1 stop9h 42m

$357

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 60 results
1
2
3
...
6

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, November is the cheapest month in which you can book a flight from Ontario to Hawaii (average of $469). Flying from Ontario to Hawaii in June is currently the most expensive (average of $687). 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 August 18, 2025.

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.

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 August 18, 2025.
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
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,665 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,925 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 20 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 10h. Ontario and Hawaii are separated by a distance of 2547 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Most travelers choose Ontario - Honolulu, Ontario - Kahului or Ontario - Kona Intl 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 $474, our data indicates the cheapest price to be $229. The most popular route (Ontario - Honolulu), is priced around $330.

  • 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, November is the cheapest month in which you can book a flight from Ontario to Hawaii (average of $469). Flying from Ontario to Hawaii in June is currently the most expensive (average of $687). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Hawaii

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to John F Kennedy Intl flights
Los Angeles to Newark flights
San Francisco to John F Kennedy Intl flights
San Francisco to Newark flights
Los Angeles to Seattle flights
Ontario to Seattle flights
Los Angeles to Honolulu flights
Los Angeles to O'Hare Intl flights
Los Angeles to LaGuardia flights
San Francisco to Las Vegas flights
Los Angeles to Dallas/Fort Worth flights
Ontario to John F Kennedy Intl flights
Los Angeles to Las Vegas flights
San Francisco to O'Hare Intl flights
San Francisco to LaGuardia flights
San Francisco to Seattle flights
Los Angeles to Boston flights
Los Angeles to Portland flights
San Francisco to Los Angeles flights
Santa Ana to Las Vegas flights
Burbank to Las Vegas flights
San Francisco to Honolulu flights
San Francisco to Dallas/Fort Worth flights
San Jose to Los Angeles flights
San Jose to Seattle flights
San Francisco to Santa Ana flights
Los Angeles to Miami flights
Los Angeles to Denver flights
Los Angeles to San Francisco flights
Oakland to Las Vegas flights
Burbank to Newark flights
San Francisco to Boston flights
Los Angeles to Dulles Intl flights
Santa Ana to Seattle flights
Santa Ana to Newark flights
Ontario to Newark flights
Los Angeles to Orlando flights
San Diego to Seattle flights
Los Angeles to San Jose flights
Los Angeles to Reagan-National flights
Santa Ana to San Francisco flights
San Jose to Las Vegas flights
Los Angeles to Kahului flights
Ontario to Honolulu flights
Ontario to O'Hare Intl flights
Los Angeles to Fort Lauderdale flights
San Diego to John F Kennedy Intl flights
Los Angeles to Hobby flights
Ontario to Dallas/Fort Worth flights
San Francisco to Denver flights

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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$158Average$366FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$177Average$527FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$239Average$517FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$251Average$463FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$277Average$576FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$317Average$596FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

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.