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$159+ Cheap flights from Honolulu to Ontario (HNL - ONT)

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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — ONT
May 3 — May 101
Sat 5/3
Sat 5/10
1 adult, Economy
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Cheapflights Tip: The best prices from Honolulu to Ontario are usually found in February or January, booked 67 days in advance, depart on a Monday or Thursday and return on a Thursday

Cheap flight deals from Honolulu to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Honolulu (HNL) to Ontario (ONT). 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 April 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$323
(Hawaiian Airlines)

One-way from

$159
(Alaska Airlines)

Popular in

May

Cheapest in

February

Average price

$476

Good round-trip deal

$338 or less

Good one-way deal

$204 or less
Provider with most accurate pricing for Honolulu-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Honolulu-Ontario flights.
Search Deals
From Honolulu to Ontario
Search Deals
One-way flight from Honolulu to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Honolulu to Ontario.
Search Deals
Price to beat on a one-way flight from Honolulu to Ontario.
Search Deals

Find flight deals from Honolulu to Ontario

Cheapest flights from Honolulu to Ontario
Explore the most affordable flight options available from Honolulu to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 4/27. 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.
Fri 5/231:15 pmHNL - ONT
Nonstop5h 40mHawaiian Airlines
Tue 5/279:50 amONT - HNL
Nonstop5h 55mHawaiian Airlines
Deal found 4/27$323
This Delta deal was found by Cheapflights users on 4/27. 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 5/410:35 pmHNL - ONT
1 stop9h 30mDelta
Sat 5/1011:44 amONT - HNL
1 stop10h 19mDelta
Deal found 4/27$337
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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 9/510:40 amHNL - ONT
1 stop10h 19mAlaska Airlines
Mon 9/88:35 amONT - HNL
Nonstop6h 03mAlaska Airlines
Deal found 4/27$341
This United Airlines deal was found by Cheapflights users on 4/26. 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.
Wed 9/179:40 pmHNL - ONT
2 stops11h 33mUnited Airlines
Sun 9/211:42 pmONT - HNL
1 stop7h 51mUnited Airlines
Deal found 4/26$342
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Thu 5/110:20 pmHNL - ONT
1 stop10h 39mAmerican Airlines
Mon 5/54:35 pmONT - HNL
1 stop27h 33mAmerican Airlines
Deal found 4/28$472
This Southwest deal was found by Cheapflights users on 4/27. 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.
Tue 9/309:05 pmHNL - ONT
2 stops10h 05mSouthwest
Thu 10/165:45 amONT - HNL
2 stops10h 05mSouthwest
Deal found 4/27$571

Cheapflights Fare Finder

Customize your flight search to find flights from Honolulu to Ontario 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 April 28, 2025.
Use the filters below to find and compare flights from Honolulu to Ontario that are best for you.

Fly from

Honolulu

Fly to

Ontario

Route

Depart

Return

Price

HonoluluOntario

HNL - ONT

HNLONT

Honolulu

Fri 5/23

1:15 pm-9:55 pm

Nonstop5h 40m

Ontario

Tue 5/27

9:50 am-12:45 pm

Nonstop5h 55m

$323

HonoluluOntario

HNL - ONT

HNLONT

Honolulu

Fri 9/5

10:40 am-11:59 pm

1 stop10h 19m

Ontario

Mon 9/8

8:35 am-11:38 am

Nonstop6h 03m

$341

HonoluluOntario

HNL - ONT

HNLONT

Honolulu

Wed 9/17

9:40 pm-12:13 pm

2 stops11h 33m

Ontario

Sun 9/21

1:42 pm-6:33 pm

1 stop7h 51m

$342

HonoluluOntario

HNL - ONT

HNLONT

Honolulu

Wed 8/27

8:25 pm-8:58 am

1 stop9h 33m

Ontario

Thu 9/11

7:00 am-7:20 pm

1 stop15h 20m

$350

HonoluluOntario

HNL - ONT

HNLONT

Honolulu

Tue 9/30

9:05 pm-10:10 am

2 stops10h 05m

Ontario

Thu 10/16

5:45 am-12:50 pm

2 stops10h 05m

$571

HonoluluOntario

HNL - ONT

HNLONT

Honolulu

Mon 6/9

9:20 pm-6:12 pm

1 stop17h 52m

Ontario

Mon 6/23

7:02 pm-12:29 pm

1 stop20h 27m

$629

HonoluluOntario

HNL - ONT

HNLONT

Honolulu

Mon 5/26

1:15 pm-9:55 pm

Nonstop5h 40m

$159

HonoluluOntario

HNL - ONT

HNLONT

Honolulu

Sun 5/18

9:15 pm-8:54 am

1 stop8h 39m

$169

HonoluluOntario

HNL - ONT

HNLONT

Honolulu

Wed 9/3

12:38 pm-9:10 pm

Nonstop5h 32m

$172

HonoluluOntario

HNL - ONT

HNLONT

Honolulu

Mon 7/21

7:10 pm-8:47 am

1 stop10h 37m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 13 results
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Compare providers for flights from Honolulu to Ontario

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 Honolulu to Ontario in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 Honolulu-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Honolulu-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Honolulu-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Honolulu-Ontario flights, Cheapflights users trust eDreams the most. eDreams 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 Honolulu-Ontario 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 Honolulu to Ontario

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

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

Use this chart to determine the optimal time to book a round-trip flight from Honolulu to Ontario. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from Honolulu to Ontario, you should look to book at least 67 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Honolulu to Ontario (average of $246). Flying from Honolulu to Ontario in March is currently the most expensive (average of $328). 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 HNL to ONT?

Find hourly flight availability from Honolulu to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 28, 2025.

One of the essential ways to save on airfare from Honolulu to Ontario is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 13% on airfare.

Weekly flight availability from Honolulu to Ontario

Explore weekly flight availability from Honolulu to Ontario. 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 April 28, 2025.

The most flights from HNL to ONT are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, 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 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated April 28, 2025.
To help decide which airline to fly from Honolulu to Ontario, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

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
9,949 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

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
4,292 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

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
7,929 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,401 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

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 Honolulu to Ontario. 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 Honolulu to Ontario?

    To fly from Honolulu to Ontario, you need to book a flight from Honolulu (HNL) to Ontario (ONT). Nonstop flights to Ontario from Honolulu take 5h 30m on average. When it comes time to book airfare, you have a few options: there are 4 outbound flights from Honolulu to Ontario offered by 5 different airlines.

  • How popular is this Honolulu to Ontario flight route?

    The Honolulu to Ontario flight path was viewed by 5 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Hawaiian Airlines, at $323, was found to be the cheapest airline from Honolulu to Ontario.Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. You may be able to fly from Honolulu to Ontario for 32% less than the average price by searching for these airlines.

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

    The cheapest airlines for a one-way flight from Honolulu to Ontario are Alaska Airlines ($159), American Airlines ($169), and Hawaiian Airlines ($172).

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

    Before booking your flight to Ontario from Honolulu, check out the most reliable airlines to get you to your destination on time: JetBlue (60%), American Airlines (47%), Alaska Airlines( 31%).

  • What are the cheapest flights from Honolulu to Ontario?

    Looking for the cheapest flight from Honolulu to Ontario? While on average our users pay $355, our data indicates the cheapest price to be $159. The most popular route (Honolulu - Ontario), is priced around $341.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Honolulu to Ontario (average of $246). Flying from Honolulu to Ontario in March is currently the most expensive (average of $328). 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

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Alternative routes for Honolulu to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Honolulu to Ontario

Discover the top 5 airlines that operate flights from Honolulu to Ontario. 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 April 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$198Average$586FlexibilityNo cancel feeOn-time71%
Hawaiian AirlinesCheapest$252Average$479FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$296Average$542FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$313Average$475FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$494Average$710FlexibilityNo cancel feeOn-time63%

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