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Honolulu

$165+ Cheap flights from Ontario to Honolulu (ONT - HNL)

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HNL
Jul 22 — Jul 291
Wed 7/22
Wed 7/29
1 adult, Economy
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Find cheap flights from Ontario to Honolulu 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”

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Cheapflights Tip: The best prices from Ontario to Honolulu are usually found in January or February, booked 82 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Ontario to Honolulu

Cheapest flights from Ontario to Honolulu
Explore the most affordable flight options available from Ontario to Honolulu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 22, 2026.

This Southwest deal was found by Cheapflights users on 6/18. 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.
Sat 8/158:00 am
ONT
-
HNL
Nonstop5h 40m
Southwest
Mon 9/1411:55 am
HNL
-
ONT
Nonstop5h 15m
Southwest
Deal found 6/18$441
This Booking.com deal was found by Cheapflights users on 6/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:59 pm
ONT
-
HNL
1 stop17h 48m
Multiple Airlines
Wed 10/712:15 pm
HNL
-
ONT
1 stop8h 38m
Multiple Airlines
Deal found 6/21$442
This Alaska Airlines deal was found by Cheapflights users on 6/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:15 am
ONT
-
HNL
1 stop9h 27m
Multiple Airlines
Wed 11/1110:55 pm
HNL
-
ONT
1 stop10h 23m
Multiple Airlines
Deal found 6/21$443
This Alaska Airlines deal was found by Cheapflights users on 6/19. 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.
Fri 8/149:11 am
ONT
-
HNL
Nonstop5h 58m
Multiple Airlines
Tue 8/1811:20 pm
HNL
-
ONT
1 stop11h 49m
Multiple Airlines
Deal found 6/19$444
This Booking.com deal was found by Cheapflights users on 6/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:00 am
ONT
-
HNL
Nonstop6h 02m
Multiple Airlines
Mon 10/2610:10 pm
HNL
-
ONT
1 stop12h 11m
Multiple Airlines
Deal found 6/21$445
This Delta deal was found by Cheapflights users on 6/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:54 am
ONT
-
HNL
1 stop10h 34m
Delta
Tue 10/279:45 pm
HNL
-
ONT
2 stops15h 27m
Delta
Deal found 6/22$446
This Booking.com deal was found by Cheapflights users on 6/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:00 am
ONT
-
HNL
Nonstop6h 02m
Multiple Airlines
Sat 10/319:44 pm
HNL
-
ONT
1 stop9h 59m
Multiple Airlines
Deal found 6/21$447
This Booking.com deal was found by Cheapflights users on 6/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:00 am
ONT
-
HNL
Nonstop6h 02m
Alaska Airlines
Sat 10/2412:48 pm
HNL
-
ONT
Nonstop5h 34m
Alaska Airlines
Deal found 6/21$448
This Booking.com deal was found by Cheapflights users on 6/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/83:14 pm
ONT
-
HNL
1 stop11h 45m
Multiple Airlines
Wed 9/162:56 pm
HNL
-
ONT
1 stop17h 20m
Multiple Airlines
Deal found 6/20$449
This Priceline deal was found by Cheapflights users on 6/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:20 am
ONT
-
HNL
Nonstop6h 10m
Multiple Airlines
Sun 11/2210:30 pm
HNL
-
ONT
1 stop10h 39m
Multiple Airlines
Deal found 6/21$450
This Southwest deal was found by Cheapflights users on 6/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/241:15 pm
ONT
-
HNL
2 stops11h 05m
Southwest
Sun 9/279:30 pm
HNL
-
ONT
2 stops10h 55m
Southwest
Deal found 6/17$451
This HOPEGOO deal was found by Cheapflights users on 6/21. 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 HOPEGOO is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:31 am
ONT
-
HNL
Nonstop5h 59m
Multiple Airlines
Fri 9/49:41 pm
HNL
-
ONT
1 stop9h 07m
Multiple Airlines
Deal found 6/21$452

Find flight deals from Ontario to Honolulu

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Honolulu (HNL). 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 June 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$441
(Southwest)

One-way from

$165
(SmartFares)

Popular in

July

Cheapest in

January

Average price

$623

Good round-trip deal

$431 or less

Good one-way deal

$258 or less
Provider with most accurate pricing for Ontario-Honolulu flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Honolulu flights.
Search Deals
From Ontario to Honolulu
Search Deals
One-way flight from Ontario to Honolulu
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Ontario to Honolulu.
Search Deals
Price to beat on a one-way flight from Ontario to Honolulu.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Honolulu 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 June 22, 2026.
Use the filters below to find and compare flights from Ontario to Honolulu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Sat 9/12

6:00 am-7:28 pm

2 stops16h 28m

Honolulu

Sat 9/19

10:39 pm-11:14 am

1 stop9h 35m

$442

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Mon 7/27

1:50 pm-7:25 pm

1 stop8h 35m

Honolulu

Wed 7/29

11:01 pm-12:12 pm

1 stop10h 11m

$454

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Fri 8/28

1:15 pm-9:20 pm

2 stops11h 05m

Honolulu

Mon 9/7

8:55 pm-2:05 pm

1 stop14h 10m

$476

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Wed 7/15

1:50 pm-9:43 pm

1 stop10h 53m

Honolulu

Mon 7/20

9:40 pm-12:12 pm

2 stops11h 32m

$507

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Sun 8/23

6:00 am-7:11 pm

2 stops16h 11m

Honolulu

Fri 8/28

7:00 am-11:34 pm

2 stops13h 34m

$555

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Sun 6/28

6:00 am-7:09 pm

2 stops16h 09m

Honolulu

Fri 7/3

10:40 pm-10:23 pm

2 stops20h 43m

$607

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Fri 7/17

1:50 pm-7:25 pm

1 stop8h 35m

Honolulu

Wed 7/22

11:01 pm-12:12 pm

1 stop10h 11m

$629

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Fri 8/14

1:56 pm-7:28 pm

1 stop8h 32m

Honolulu

Fri 8/21

6:45 pm-12:12 pm

2 stops14h 27m

$630

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Fri 7/31

7:00 am-8:24 pm

1 stop16h 24m

Honolulu

Wed 8/5

4:43 pm-9:56 am

2 stops14h 13m

$663

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Sun 8/23

9:31 am-12:30 pm

Nonstop5h 59m

Honolulu

Fri 8/28

1:33 pm-10:10 pm

Nonstop5h 37m

$718

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/21

Showing 1-10 of 23 resultsSorted by cheapest first
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Compare providers for flights from Ontario to Honolulu

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Honolulu in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapTicketsDealPrice Accuracy1 starTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Honolulu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Honolulu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Honolulu flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Honolulu flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Honolulu flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Honolulu

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

How far ahead should I book a flight from Ontario to Honolulu?

The price you pay for your flight from Ontario to Honolulu may vary depending on when you book. For the best chance of a lower fare, look to book 81 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Honolulu (average of $393). Flying from Ontario to Honolulu in July is currently the most expensive (average of $638). 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 HNL?

Find hourly flight availability from Ontario to Honolulu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 22, 2026.

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

How much does it cost to fly round-trip from Ontario to Honolulu?

The best insider tips for Ontario to Honolulu flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Ontario to Honolulu trip
Our travel experts
Bill Fink

Bill Fink

Expert on ONT

Bill is an award-winning travel writer with extensive credits covering airlines and the aviation industry for publications including AARP, AFAR, The Points Guy and Yahoo. Based in Portland, Oregon, Bill has traveled to more than 75 countries - and been late for his flight in most of them. He once achieved top-level frequent flier status for all of American, Delta and United Airlines during a single year.

Read more
Yulia Denisyuk

Yulia Denisyuk

Expert on HNL

Yulia is a freelance journalist who’s dispatched from 90+ countries. Her work focuses on cultures, adventure trips and air travel, appearing in NatGeo, NYT, CNTraveler, and more. For past assignments, she’s stayed with nomads in Mongolia and learned the art of Imigongo in Rwanda. She’s based in Chicago; in winter she often questions that decision.

Read more

Reviews of airlines servicing Honolulu

Get insights into the airlines that provide service to Honolulu. 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 Honolulu. Reviews last updated June 22, 2026.
Read reviews from past customers who have flown Alaska Airlines,Southwest, andHawaiian Airlines from Ontario to Honolulu. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,561 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.0

Entertainment

7.0

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Alaska Airlines
7.9
Good
12,561 reviews
Alaska Airlines
7.9
Good
12,561 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.0

Entertainment

7.0

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Southwest
7.9
Good
4,243 reviews
Alaska Airlines
7.9
Good
12,561 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.0

Entertainment

7.0

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Hawaiian Airlines
7.8
Good
2,827 reviews
Alaska Airlines
7.9
Good
12,561 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.0

Entertainment

7.0

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
United Airlines
7.4
Good
9,875 reviews
Alaska Airlines
7.9
Good
12,561 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.0

Entertainment

7.0

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
American Airlines
7.1
Good
11,737 reviews
Alaska Airlines
7.9
Good
12,561 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.0

Entertainment

7.0

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Related info for your journey

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

  • What airports do I use to fly from Ontario to Honolulu?

    You will need to book a flight from Ontario to Honolulu if you want to fly from Ontario to Honolulu. At least 6 different airlines have flights from Ontario (ONT) to Honolulu (HNL) on a regular basis. There are 2 flights to Honolulu from the Ontario airport per day. If you manage to book one that is nonstop, then you can expect the flight time from ONT to HNL to be around 5h 40m.

  • How popular is this Ontario to Honolulu flight route?

    This flight path from Ontario to Honolulu was viewed by 47 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 Honolulu?

    Delta, United Airlines, and Southwest can get you from Ontario to Honolulu in just under 8h 35m. Your travel time can differ by up to 7h 53m. There are 2598 mi between Ontario and Honolulu. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Ontario to Honolulu round-trip?

    According to our current data, Delta ($168), United Airlines ($198), and Alaska Airlines ($314) offers the cheapest pricing from Ontario to Honolulu. Delta is currently priced 66% below the average price you’ll pay for this route.

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

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $153. Users have also found prices from $153 and $158 on Hawaiian Airlines and United Airlines, respectively.

  • What are the most reliable airlines from Ontario to Honolulu?

    The top 3 most reliable airlines when flying from Ontario to Honolulu are Southwest (100%), Alaska Airlines (95%) and Hawaiian Airlines (83%).

  • What are the cheapest flights from Ontario to Honolulu?

    On average you can expect to pay $421 for a flight from Ontario to Honolulu. The cheapest flight overall is $202 while the most popular route, (Ontario - Honolulu) is currently priced at $345.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Honolulu (average of $393). Flying from Ontario to Honolulu in July is currently the most expensive (average of $638). 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

Traveling to a place near Honolulu?

Book flights to Honolulu if you plan to visit one of these locations
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Top 6 airlines flying from Ontario to Honolulu

Discover the top 6 airlines that operate flights from Ontario to Honolulu. 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 June 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$168Average$337FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$198Average$440FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$314Average$506FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$331Average$455FlexibilityNo cancel feeOn-time71%
Hawaiian AirlinesCheapest$347Average$518FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$348Average$519FlexibilityNo cancel feeOn-time63%

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