$167 Cheap Flights from Ontario (ONT) to Honolulu (HNL)

View $167 flight on Fri, Oct 24, 2025Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL)

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Cheap Flights from Ontario to Honolulu (ONT-HNL)

Prices were available within the past 7 days and start at $167 for one-way flights and $332 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Oct 25 - Sun, Oct 26
ONT
Ontario
HNL
Oahu
$332 Roundtrip, found 4 hours ago
$332
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Oct 25 from Ontario to Oahu, returning Sun, Oct 26, priced at $332 found 4 hours ago
Delta
Wed, Nov 12 - Mon, Nov 17
ONT
Ontario
HNL
Oahu
$337 Roundtrip, just found
$337
Roundtrip
just found
Select Delta flight, departing Wed, Nov 12 from Ontario to Oahu, returning Mon, Nov 17, priced at $337 just found
Southwest Airlines
Wed, Sep 24 - Wed, Oct 15
ONT
Ontario
HNL
Oahu
$337 Roundtrip, just found
$337
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, Sep 24 from Ontario to Oahu, returning Wed, Oct 15, priced at $337 just found
Delta
Thu, Aug 14 - Mon, Aug 18
ONT
Ontario
HNL
Oahu
$339 Roundtrip, just found
$339
Roundtrip
just found
Select Delta flight, departing Thu, Aug 14 from Ontario to Oahu, returning Mon, Aug 18, priced at $339 just found
United
Wed, Aug 13 - Sun, Aug 17
ONT
Ontario
HNL
Oahu
$341 Roundtrip, found 1 hour ago
$341
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Aug 13 from Ontario to Oahu, returning Sun, Aug 17, priced at $341 found 1 hour ago
Delta
Wed, Sep 17 - Sat, Sep 27
ONT
Ontario
HNL
Oahu
$345 Roundtrip, just found
$345
Roundtrip
just found
Select Delta flight, departing Wed, Sep 17 from Ontario to Oahu, returning Sat, Sep 27, priced at $345 just found
United
Wed, Aug 13 - Sun, Aug 17
ONT
Ontario
HNL
Oahu
$346 Roundtrip, found 1 hour ago
$346
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Aug 13 from Ontario to Oahu, returning Sun, Aug 17, priced at $346 found 1 hour ago
United
Tue, Sep 16 - Fri, Sep 26
ONT
Ontario
HNL
Oahu
$348 Roundtrip, just found
$348
Roundtrip
just found
Select United flight, departing Tue, Sep 16 from Ontario to Oahu, returning Fri, Sep 26, priced at $348 just found
Hawaiian Airlines
Mon, Aug 11 - Tue, Aug 26
ONT
Ontario
HNL
Oahu
$363 Roundtrip, found 1 day ago
$363
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Mon, Aug 11 from Ontario to Oahu, returning Tue, Aug 26, priced at $363 found 1 day ago
American Airlines
Sun, Aug 31 - Fri, Oct 31
ONT
Ontario
HNL
Oahu
$364 Roundtrip, found 1 hour ago
$364
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sun, Aug 31 from Ontario to Oahu, returning Fri, Oct 31, priced at $364 found 1 hour ago

Find the cheapest month to fly from Ontario (ONT) to Honolulu (HNL)

January is typically the cheapest month to fly

From $230 - $427 per traveler.

Graph displaying average flight prices per month

Flights from Ontario (ONT) to Honolulu (HNL)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Daniel K. Inouye Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$316
Distance
2599 mi
Average flight time
4 hours 55 mins

Ontario to Honolulu Flights

The cheapest times to fly from Ontario to Honolulu

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ontario to Honolulu are during the month of October. You can find some of the cheapest flights from Ontario to Honolulu with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ontario to Honolulu

Sunday is one of the best days to book for cheap flights from Ontario to Honolulu: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ontario to Honolulu

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ontario to Honolulu in 2025. You can also book with separate airlines for your outbound and return journeys, from $167 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ontario to Honolulu flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ontario to Honolulu airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL) cost?
Pick up cheap return fares starting at $298 from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Alaska Airlines flight leaving ONT on June 29 2025 and touching down at HNL. The price was last updated on June 21 2025 and has not changed since.
What is the cheapest month to fly from ONT to HNL?
The cheapest flights from ONT to HNL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL)?
When jetting out of Los Angeles - Ontario Intl. Airport (ONT), you can take a direct flight to Daniel K. Inouye Intl. Airport (HNL) with Hawaiian Airlines.
What is the cheapest airline that flies from ONT to HNL?
With fares starting at $153 for a one-way flight from ONT to HNL, Alaska Airlines is currently the cheapest carrier for this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from ONT on August 11 2025. Prices were last updated on June 21 2025 and have not changed since.
How many flights per day from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL)?
On average, just 1 nonstop flight departs daily from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL). Looking for more options? Use our filters to discover flights with layovers and add a new destination to your journey.
What are the most popular departure times for flights from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL)?
More people fly between ONT and HNL at 9 AM than at any other time of day. Looking to skip the crowds? Travel outside of rush hours and you could save on your fare as well.
What day of the week has the most flights from ONT to HNL?
If you jet off on a Friday, you'll get the widest range of options for flights from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL).
What is the earliest flight from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL)?
The first flight of the day leaving from Los Angeles - Ontario Intl. Airport (ONT) is at around 9:45AM UTC-8. Board this plane and you'll touch down at Daniel K. Inouye Intl. Airport (HNL) at approximately 1:55PM UTC-10. The total time in the air is 6h 10m.
How long does it take to fly from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL)?
Flights from ONT to HNL have an average travel time of 6 hours and 10 minutes. The distance between the two airports is 2,600 mi.
What airline has the least delays from ONT to HNL?
Consider booking with Hawaiian Airlines if you'd like to go straight from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL) without any delays. This carrier has the strongest track record for punctuality, with an on-time score of 83%. Want real-time updates? You can check your flight status using the Expedia App.
What is the best time to fly from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL)?
Opt for a flight from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Honolulu from Los Angeles - Ontario Intl. Airport (ONT)?
Daniel K. Inouye Intl. Airport (HNL) is the only airport in Honolulu with direct flights from Los Angeles - Ontario Intl. Airport (ONT). Explore the available options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL) last-minute?
Waiting until just before your trip to book your flight from ONT to HNL often results in higher prices. Although you may find some last-minute offers, they aren't always guaranteed. Be flexible with your itinerary for a better chance of landing a bargain.
Is it cheaper to book an ONT to HNL flight and hotel package?
Compared with arranging flights and hotels separately, booking an ONT to HNL flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place will take the stress out of planning your trip. Simply pick your flights and choose from our wide range of stays, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL)?
If you booked your ONT to HNL flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

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