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Cheap flights from Ontario to Honolulu from $170

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 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Ontario to Honolulu (ONT-HNL)

Cheap round-trip flights

Hawaiian Airlines Logo
10:09 am - 1:10 pmONT-HNL
6h 01mnonstop
Hawaiian Airlines Logo
11:09 pm - 2:12 pmHNL-ONT
12h 03m1 stop
$372Hawaiian Airlines
Find Deal
Mon, Sep 15 - Mon, Sep 22
Alaska Airlines Logo
8:35 am - 11:38 amONT-HNL
6h 03mnonstop
Alaska Airlines Logo
9:41 pm - 10:44 amHNL-ONT
10h 03m1 stop
$377Alaska Airlines
Find Deal
Tue, Sep 9 - Tue, Sep 16
Logo
7:10 am - 1:20 pmONT-HNL
9h 10m1 stop
Logo
12:05 pm - 8:37 pmHNL-ONT
5h 32mnonstop
$379
Find Deal
Mon, Oct 20 - Fri, Oct 24
Hawaiian Airlines Logo
10:09 am - 1:10 pmONT-HNL
6h 01mnonstop
Hawaiian Airlines Logo
12:38 pm - 9:10 pmHNL-ONT
5h 32mnonstop
$380Hawaiian Airlines
Find Deal
Fri, Sep 19 - Fri, Sep 26
Delta Logo
6:00 am - 7:09 pmONT-HNL
16h 09m2 stops
Delta Logo
10:31 pm - 11:08 amHNL-ONT
9h 37m1 stop
$381Delta
Find Deal
Tue, Oct 21 - Mon, Oct 27
Alaska Airlines Logo
3:06 pm - 10:03 pmONT-HNL
9h 57m1 stop
Alaska Airlines Logo
12:38 pm - 9:10 pmHNL-ONT
5h 32mnonstop
$382Alaska Airlines
Find Deal
Mon, Sep 15 - Wed, Sep 24
Logo
10:09 am - 1:10 pmONT-HNL
6h 01mnonstop
Logo
12:38 pm - 9:10 pmHNL-ONT
5h 32mnonstop
$383
Find Deal
Tue, Sep 30 - Fri, Oct 3
Delta Logo
11:48 am - 7:09 pmONT-HNL
10h 21m1 stop
Delta Logo
9:55 pm - 10:50 amHNL-ONT
10h 55m1 stop
$384Delta
Find Deal
Tue, Oct 21 - Mon, Nov 10
United Airlines Logo
6:00 am - 11:40 amONT-HNL
8h 40m1 stop
United Airlines Logo
10:45 pm - 12:13 pmHNL-ONT
10h 28m2 stops
$396United Airlines
Find Deal
Sun, Aug 31 - Thu, Sep 4
United Airlines Logo
1:40 pm - 8:39 pmONT-HNL
8h 59m1 stop
United Airlines Logo
8:00 am - 5:34 pmHNL-ONT
7h 34m1 stop
$419United Airlines
Find Deal
Mon, Nov 3 - Mon, Nov 10

Hawaiian Airlines flights from Ontario to Honolulu

Our best Hawaiian Airlines deals on Ontario to Honolulu flight tickets
Hawaiian Airlines
Sep 15
ONT10:09 amOntario
6h 01m
HNL1:10 pmHonolulu
Sep 22
HNL11:09 pmHonolulu
12h 03m
1 stop
ONT2:12 pmOntario
$372
Find similar
Hawaiian Airlines
Sep 19
ONT10:09 amOntario
6h 01m
HNL1:10 pmHonolulu
Sep 26
HNL12:38 pmHonolulu
5h 32m
ONT9:10 pmOntario
$380
Find similar
Hawaiian Airlines
Sep 12
ONT8:35 amOntario
6h 03m
HNL11:38 amHonolulu
Sep 16
HNL11:09 pmHonolulu
12h 03m
1 stop
ONT2:12 pmOntario
$393
Find similar

Alaska Airlines flights from Ontario to Honolulu

Our best Alaska Airlines deals on Ontario to Honolulu flight tickets
Alaska Airlines
Sep 9
ONT8:35 amOntario
6h 03m
HNL11:38 amHonolulu
Sep 16
HNL9:41 pmHonolulu
10h 03m
1 stop
ONT10:44 amOntario
$377
Find similar
Alaska Airlines
Aug 27
ONT8:35 amOntario
6h 03m
HNL11:38 amHonolulu
Sep 10
HNL12:38 pmHonolulu
5h 32m
ONT9:10 pmOntario
$380
Find similar
Alaska Airlines
Sep 15
ONT3:06 pmOntario
9h 57m
1 stop
HNL10:03 pmHonolulu
Sep 24
HNL12:38 pmHonolulu
5h 32m
ONT9:10 pmOntario
$382
Find similar

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 August 21, 2025.
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

Mon 9/15

10:09 am-1:10 pm

Nonstop6h 01m

Honolulu

Mon 9/22

11:09 pm-2:12 pm

1 stop12h 03m

$372

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Tue 9/9

8:35 am-11:38 am

Nonstop6h 03m

Honolulu

Tue 9/16

9:41 pm-10:44 am

1 stop10h 03m

$377

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Mon 10/20

7:10 am-1:20 pm

1 stop9h 10m

Honolulu

Fri 10/24

12:05 pm-8:37 pm

Nonstop5h 32m

$379

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Fri 9/19

10:09 am-1:10 pm

Nonstop6h 01m

Honolulu

Fri 9/26

12:38 pm-9:10 pm

Nonstop5h 32m

$380

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Tue 10/21

6:00 am-7:09 pm

2 stops16h 09m

Honolulu

Mon 10/27

10:31 pm-11:08 am

1 stop9h 37m

$381

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Mon 9/15

3:06 pm-10:03 pm

1 stop9h 57m

Honolulu

Wed 9/24

12:38 pm-9:10 pm

Nonstop5h 32m

$382

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Tue 9/30

10:09 am-1:10 pm

Nonstop6h 01m

Honolulu

Fri 10/3

12:38 pm-9:10 pm

Nonstop5h 32m

$383

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Tue 10/21

11:48 am-7:09 pm

1 stop10h 21m

Honolulu

Mon 11/10

9:55 pm-10:50 am

1 stop10h 55m

$384

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Sun 8/31

6:00 am-11:40 am

1 stop8h 40m

Honolulu

Thu 9/4

10:45 pm-12:13 pm

2 stops10h 28m

$396

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Mon 11/3

1:40 pm-8:39 pm

1 stop8h 59m

Honolulu

Mon 11/10

8:00 am-5:34 pm

1 stop7h 34m

$419

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 January is, on average, the cheapest month to fly to Honolulu from Ontario, with most prices found around $349. If you’re not able to fly to Honolulu in January, then February is your next best option. Flight prices from Ontario to Honolulu during February average around $356.

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 $387. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Honolulu on Saturday is $432.

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 $385. 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 $475 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 $486 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 $425 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 6% 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 August 2025, prices for Ontario to Honolulu flights are approximately 14% cheaper 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

$327

Fastest flight time

5h 55m

Direct flights

Every day

Airports in Honolulu

1 airport
The best one-way flight to Honolulu from Ontario in the past 72 hours is $327. The best round-trip flight deal from Ontario to Honolulu found on momondo in the last 72 hours is $422.
The fastest flight from Ontario to Honolulu takes 5h 55m
Direct flights go from Ontario to Honolulu every day.
There is 1 airport near Honolulu: 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 58m 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 $158Free CancellationRating
7.9
7,981 reviews
Search Delta flights
United AirlinesPriceFrom $239Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $269Free CancellationRating
7.8
2,672 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $317Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $357Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $367Free CancellationRating
8.0
4,245 reviews
Search Southwest flights

  • Alaska Airlines Flights From Ontario to Honolulu

    Across 6 Alaska Airlines flights from Ontario to Honolulu this week, the average price was $502, with the best Alaska Airlines deals starting from $317 round-trip. 10,000 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.

  • Hawaiian Airlines Flights From Ontario to Honolulu

    Across 2,672 Hawaiian Airlines reviews on momondo, the average score is 7.8/10. Hawaiian Airlines flies from Ontario to Honolulu about 6 times each week, with ticket deals ranging from $269 to $449. 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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