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Cheap flights from Ontario to Honolulu from $141

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Honolulu departing on 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Honolulu

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:53 am - 7:56 pm
ONT
-
HNL
10h 03m1 stop
Multiple Airlines Logo
2:54 pm - 10:28 pm
HNL
-
ONT
5h 34mnonstop
$306Multiple Airlines
Tue, Feb 3 - Sun, Feb 8
Multiple Airlines Logo
1:46 pm - 9:54 pm
ONT
-
HNL
10h 08m1 stop
Multiple Airlines Logo
2:54 pm - 10:28 pm
HNL
-
ONT
5h 34mnonstop
$307Multiple Airlines
Thu, Feb 5 - Sat, Feb 7
Multiple Airlines Logo
8:13 am - 12:29 pm
ONT
-
HNL
6h 16mnonstop
Multiple Airlines Logo
8:50 am - 8:10 pm
HNL
-
ONT
9h 20m1 stop
$308Multiple Airlines
Mon, Feb 2 - Thu, Feb 5
Southwest Logo
5:10 am - 12:45 pm
ONT
-
HNL
9h 35m1 stop
Southwest Logo
8:05 am - 9:05 pm
HNL
-
ONT
11h 00m2 stops
$309Southwest
Fri, Feb 20 - Wed, Feb 25
Alaska Airlines Logo
8:41 am - 12:45 pm
ONT
-
HNL
6h 04mnonstop
Alaska Airlines Logo
2:40 pm - 10:15 pm
HNL
-
ONT
5h 35mnonstop
$310Alaska Airlines
Wed, Feb 18 - Fri, Feb 27
Alaska Airlines Logo
8:41 am - 12:45 pm
ONT
-
HNL
6h 04mnonstop
Alaska Airlines Logo
2:40 pm - 10:15 pm
HNL
-
ONT
5h 35mnonstop
$311Alaska Airlines
Thu, Feb 19 - Tue, Feb 24
Alaska Airlines Logo
8:41 am - 12:45 pm
ONT
-
HNL
6h 04mnonstop
Alaska Airlines Logo
12:20 pm - 8:55 pm
HNL
-
ONT
5h 35mnonstop
$312Alaska Airlines
Thu, Mar 5 - Mon, Mar 9
United Airlines Logo
6:00 am - 3:10 pm
ONT
-
HNL
11h 10m1 stop
United Airlines Logo
10:50 pm - 11:18 am
HNL
-
ONT
10h 28m2 stops
$313United Airlines
Thu, Jan 29 - Sun, Feb 1
United Airlines Logo
6:00 am - 3:10 pm
ONT
-
HNL
11h 10m1 stop
United Airlines Logo
8:00 am - 5:41 pm
HNL
-
ONT
7h 41m1 stop
$314United Airlines
Thu, Feb 5 - Thu, Feb 12
Alaska Airlines Logo
8:13 am - 12:29 pm
ONT
-
HNL
6h 16mnonstop
Alaska Airlines Logo
2:54 pm - 10:28 pm
HNL
-
ONT
5h 34mnonstop
$315Alaska Airlines
Thu, Feb 5 - Sat, Feb 7

Delta flights from Ontario to Honolulu

Our best Delta deals on Ontario to Honolulu flight tickets
Delta
Feb 8
ONT6:00 amOntario
17h 28m
2 stops
HNL9:28 pmHonolulu
Feb 12
HNL10:50 amHonolulu
10h 59m
1 stop
ONT11:49 pmOntario
$320
Delta
Feb 6
ONT6:00 amOntario
17h 28m
2 stops
HNL9:28 pmHonolulu
Feb 13
HNL10:50 amHonolulu
10h 59m
1 stop
ONT11:49 pmOntario
$322
Delta
Jan 15
ONT6:00 amOntario
11h 56m
1 stop
HNL3:56 pmHonolulu
Jan 22
HNL10:30 pmHonolulu
13h 26m
1 stop
ONT1:56 pmOntario
$324

Alaska Airlines flights from Ontario to Honolulu

Our best Alaska Airlines deals on Ontario to Honolulu flight tickets
Alaska Airlines
Feb 23
ONT8:41 amOntario
6h 04m
HNL12:45 pmHonolulu
Mar 3
HNL2:40 pmHonolulu
5h 35m
ONT10:15 pmOntario
$310
Alaska Airlines
Feb 19
ONT8:41 amOntario
6h 04m
HNL12:45 pmHonolulu
Feb 24
HNL2:40 pmHonolulu
5h 35m
ONT10:15 pmOntario
$311
Alaska Airlines
Mar 5
ONT8:41 amOntario
6h 04m
HNL12:45 pmHonolulu
Mar 9
HNL12:20 pmHonolulu
5h 35m
ONT8:55 pmOntario
$312

momondo 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, momondo users made 832,500 searches. Data last updated January 9, 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

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Tue 2/3

11:53 am-7:56 pm

1 stop10h 03m

Honolulu

Sun 2/8

2:54 pm-10:28 pm

Nonstop5h 34m

$306

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Thu 2/5

1:46 pm-9:54 pm

1 stop10h 08m

Honolulu

Sat 2/7

2:54 pm-10:28 pm

Nonstop5h 34m

$307

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Mon 2/2

8:13 am-12:29 pm

Nonstop6h 16m

Honolulu

Thu 2/5

8:50 am-8:10 pm

1 stop9h 20m

$308

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Fri 2/20

5:10 am-12:45 pm

1 stop9h 35m

Honolulu

Wed 2/25

8:05 am-9:05 pm

2 stops11h 00m

$309

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Wed 2/18

8:41 am-12:45 pm

Nonstop6h 04m

Honolulu

Fri 2/27

2:40 pm-10:15 pm

Nonstop5h 35m

$310

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Thu 2/19

8:41 am-12:45 pm

Nonstop6h 04m

Honolulu

Tue 2/24

2:40 pm-10:15 pm

Nonstop5h 35m

$311

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Thu 3/5

8:41 am-12:45 pm

Nonstop6h 04m

Honolulu

Mon 3/9

12:20 pm-8:55 pm

Nonstop5h 35m

$312

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Thu 1/29

6:00 am-3:10 pm

1 stop11h 10m

Honolulu

Sun 2/1

10:50 pm-11:18 am

2 stops10h 28m

$313

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Thu 2/5

6:00 am-3:10 pm

1 stop11h 10m

Honolulu

Thu 2/12

8:00 am-5:41 pm

1 stop7h 41m

$314

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Thu 2/5

8:13 am-12:29 pm

Nonstop6h 16m

Honolulu

Sat 2/7

2:54 pm-10:28 pm

Nonstop5h 34m

$315

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Honolulu from

How to get the cheapest flight ticket from Ontario to Honolulu

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Honolulu?

The month of February is, on average, the cheapest month to fly to Honolulu from Ontario, with most prices found around $387. If you’re not able to fly to Honolulu in February, then January is your next best option. Flight prices from Ontario to Honolulu during January average around $392.

What is the cheapest day to depart on your flight to Honolulu?

Our data shows that Tuesday is the least expensive day to fly to Honolulu. Tickets to fly out on this day can be as low as $417. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Honolulu on Friday is $460.

What is the cheapest time of day to depart on your flight to Honolulu?

According to our data, the cheapest time of day to fly to Honolulu is in the evening. momondo users have found flights departing from Ontario to Honolulu in the evening for as low as $402. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Honolulu, so prices are often more expensive at around $492 per ticket.

What is the cheapest Ontario to Honolulu flight route?

Fly from Ontario to Honolulu for the best Ontario - Honolulu flight prices

How far in advance should I book a flight to Honolulu?

You are more likely to see cheaper flights to Honolulu from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Honolulu for around $503 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Honolulu from Ontario for as low as $445 on momondo.

What cabin class options are available on Ontario to Honolulu flights?

There are 4 cabin classes available to choose from on Ontario to Honolulu flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ontario to Honolulu flights?

You could potentially save up to 2% on your flight if you consider stops on a Ontario to Honolulu flight.

How have Ontario to Honolulu flight prices changed over time?

As of January 2026, prices for Ontario to Honolulu flights are approximately 55% more expensive when compared to flights at the same time last year.

When to book flights from Ontario to Honolulu

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Honolulu according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Honolulu (ONT to HNL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Honolulu

Best Price Found

$243

Fastest flight time

5h 50m

Direct flights

Every day

Airports in Honolulu

1 airport
The best one-way flight to Honolulu from Ontario in the past 72 hours is $243. The best round-trip flight deal from Ontario to Honolulu found on momondo in the last 72 hours is $347.
The fastest flight from Ontario to Honolulu takes 5h 50m
Direct flights go from Ontario to Honolulu every day.
There is 1 airport in Honolulu. From Ontario there are direct flights to Honolulu (HNL).
Search flight deals

  • How far is Ontario to Honolulu by plane?

    The straight-line distance from Ontario to Honolulu is 2591.9 mi. 5h 50m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Ontario Airport to Honolulu Airport?

    Prices for flights from Ontario Airport to Honolulu Airport were last updated today.

  • How many operators does momondo search for flights from Ontario Airport to Honolulu Airport?

  • How old do you have to be to fly from Ontario Airport to Honolulu Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Honolulu Airport.

  • What documentation or ID do you need to fly to Honolulu Airport?

    The necessary travel and health documents for your Honolulu Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Ontario to Honolulu?

  • What is the most popular airline from Ontario to Honolulu?

Best airlines flying from Ontario to Honolulu

Compare and see reviews for airlines that fly from Ontario to Honolulu with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $168Free CancellationRating
7.9
8,028 reviews
Search Delta flights
United AirlinesPriceFrom $218Free CancellationRating
7.4
9,140 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $314Free CancellationRating
7.8
2,824 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $317Free CancellationRating
8.0
11,666 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $357Free CancellationRating
7.2
11,095 reviews
Search American Airlines flights
SouthwestPriceFrom $397Free CancellationRating
8.0
4,250 reviews
Search Southwest flights

  • Alaska Airlines Flights From Ontario to Honolulu

    Across 7 Alaska Airlines flights from Ontario to Honolulu this week, the average price was $505, with the best Alaska Airlines deals starting from $317 round-trip. 11,672 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.

  • Hawaiian Airlines Flights From Ontario to Honolulu

    Across 2,824 Hawaiian Airlines reviews on momondo, the average score is 7.8/10. Hawaiian Airlines flies from Ontario to Honolulu about 7 times each week, with ticket deals ranging from $314 to $498. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Honolulu?

Book flights to Honolulu if you plan to visit one of these locations
Kahuku
Kailua
Aiea

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Honolulu?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Honolulu from Ontario.

Can I find flights from Ontario to Honolulu with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Honolulu from Ontario with this policy.

How can momondo help me find flights from Ontario to Honolulu?

Once you have performed a search for Ontario to Honolulu flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ontario to Honolulu right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Honolulu flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Honolulu trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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