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Cheap flights from Ontario to Hawaii from $133

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 Hawaii departing on 3/30. 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 Hawaii

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:05 am - 7:49 pm
ONT
-
HNL
11h 44m
2 stops
United Airlines Logo
7:00 am - 5:47 pm
HNL
-
ONT
7h 47m
1 stop
$322United Airlines
Wed, Apr 15 - Wed, Apr 22
Southwest Logo
6:00 am - 4:05 pm
ONT
-
OGG
13h 05m
1 stop
Southwest Logo
8:25 pm - 10:05 am
OGG
-
ONT
10h 40m
1 stop
$332Southwest
Sun, Apr 12 - Tue, Apr 21
United Airlines Logo
6:00 am - 10:47 am
ONT
-
KOA
7h 47m
1 stop
United Airlines Logo
10:48 pm - 9:56 am
KOA
-
ONT
8h 08m
1 stop
$332United Airlines
Sun, Apr 12 - Thu, Apr 16
Southwest Logo
6:00 am - 4:05 pm
ONT
-
OGG
13h 05m
1 stop
Southwest Logo
8:25 pm - 9:50 am
OGG
-
ONT
10h 25m
2 stops
$338Southwest
Sun, Apr 12 - Tue, Apr 21
Delta Logo
6:00 am - 7:03 pm
ONT
-
KOA
16h 03m
2 stops
Delta Logo
9:55 pm - 12:19 pm
KOA
-
ONT
11h 24m
2 stops
$343Delta
Tue, May 5 - Thu, May 7
Southwest Logo
6:00 am - 4:05 pm
ONT
-
OGG
13h 05m
1 stop
Southwest Logo
8:25 pm - 10:05 am
OGG
-
ONT
10h 40m
1 stop
$347Southwest
Sun, Apr 12 - Tue, Apr 21
Alaska Airlines Logo
3:26 pm - 10:29 pm
ONT
-
HNL
10h 03m
1 stop
Alaska Airlines Logo
12:35 pm - 9:10 pm
HNL
-
ONT
5h 35mnonstop
$349Alaska Airlines
Wed, Apr 29 - Wed, May 6
Southwest Logo
6:00 am - 4:05 pm
ONT
-
OGG
13h 05m
1 stop
Southwest Logo
8:25 pm - 9:50 am
OGG
-
ONT
10h 25m
2 stops
$353Southwest
Sun, Apr 12 - Tue, Apr 21
Alaska Airlines Logo
8:30 am - 11:35 am
ONT
-
HNL
6h 05mnonstop
Alaska Airlines Logo
12:35 pm - 9:10 pm
HNL
-
ONT
5h 35mnonstop
$356Alaska Airlines
Sun, May 3 - Thu, May 7
Delta Logo
7:00 am - 7:03 pm
ONT
-
KOA
15h 03m
1 stop
Delta Logo
8:50 pm - 1:39 pm
KOA
-
ONT
13h 49m
1 stop
$369Delta
Mon, Apr 27 - Sun, May 3

Alaska Airlines flights from Ontario to Hawaii

Our best Alaska Airlines deals on Ontario to Hawaii flight tickets
Alaska Airlines
Apr 29
ONT3:26 pmOntario
10h 03m
1 stop
HNL10:29 pmHonolulu
May 7
HNL12:35 pmHonolulu
5h 35m
ONT9:10 pmOntario
$349
Alaska Airlines
May 3
ONT8:30 amOntario
6h 05m
HNL11:35 amHonolulu
May 7
HNL12:35 pmHonolulu
5h 35m
ONT9:10 pmOntario
$356
Alaska Airlines
Apr 23
ONT8:30 amOntario
6h 05m
HNL11:35 amHonolulu
May 6
HNL12:35 pmHonolulu
5h 35m
ONT9:10 pmOntario
$357

United Airlines flights from Ontario to Hawaii

Our best United Airlines deals on Ontario to Hawaii flight tickets
United Airlines
Apr 15
ONT11:05 amOntario
11h 44m
2 stops
HNL7:49 pmHonolulu
Apr 22
HNL7:00 amHonolulu
7h 47m
1 stop
ONT5:47 pmOntario
$322
United Airlines
Apr 12
ONT6:00 amOntario
7h 47m
1 stop
KOA10:47 amKona Intl
Apr 16
KOA10:48 pmKona Intl
8h 08m
1 stop
ONT9:56 amOntario
$332
United Airlines
Apr 19
ONT6:00 amOntario
7h 47m
1 stop
KOA10:47 amKona Intl
Apr 25
KOA10:18 pmKona Intl
11h 02m
2 stops
ONT12:20 pmOntario
$375

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Hawaii 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 March 23, 2026.
Use the filters below to find and compare flights from Ontario to Hawaii that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Wed 4/15

11:05 am-7:49 pm

2 stops11h 44m

Honolulu

Wed 4/22

7:00 am-5:47 pm

1 stop7h 47m

$322

OntarioKahului

ONT - OGG

ONTOGG

Ontario

Sun 4/12

6:00 am-4:05 pm

1 stop13h 05m

Kahului

Tue 4/21

8:25 pm-10:05 am

1 stop10h 40m

$332

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Sun 4/12

6:00 am-10:47 am

1 stop7h 47m

Kona Intl

Thu 4/16

10:48 pm-9:56 am

1 stop8h 08m

$332

OntarioKahului

ONT - OGG

ONTOGG

Ontario

Sun 4/12

6:00 am-4:05 pm

1 stop13h 05m

Kahului

Tue 4/21

8:25 pm-9:50 am

2 stops10h 25m

$338

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Tue 5/5

6:00 am-7:03 pm

2 stops16h 03m

Kona Intl

Thu 5/7

9:55 pm-12:19 pm

2 stops11h 24m

$343

OntarioKahului

ONT - OGG

ONTOGG

Ontario

Sun 4/12

6:00 am-4:05 pm

1 stop13h 05m

Kahului

Tue 4/21

8:25 pm-10:05 am

1 stop10h 40m

$347

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Wed 4/29

3:26 pm-10:29 pm

1 stop10h 03m

Honolulu

Wed 5/6

12:35 pm-9:10 pm

Nonstop5h 35m

$349

OntarioKahului

ONT - OGG

ONTOGG

Ontario

Sun 4/12

6:00 am-4:05 pm

1 stop13h 05m

Kahului

Tue 4/21

8:25 pm-9:50 am

2 stops10h 25m

$353
Quickest round-trip

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Sun 5/3

8:30 am-11:35 am

Nonstop6h 05m

Honolulu

Thu 5/7

12:35 pm-9:10 pm

Nonstop5h 35m

$356

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Mon 4/27

7:00 am-7:03 pm

1 stop15h 03m

Kona Intl

Sun 5/3

8:50 pm-1:39 pm

1 stop13h 49m

$369

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 Hawaii from

How to get the cheapest flight ticket from Ontario to Hawaii

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 Hawaii?

If you don’t want to visit Hawaii in February, then you should wait until January to fly from Ontario, when ticket prices are also cheap, with an average price of $397.

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

On average, the least expensive day to fly to Hawaii from Ontario is on a Monday. momondo users have found tickets for Monday departures for as low as $501. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Ontario to Hawaii on a Saturday will generally be more expensive and average around $557. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest Ontario to Hawaii flight route?

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

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

You are more likely to see cheaper flights to Hawaii from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Hawaii for around $511 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hawaii from Ontario for as low as $462 on momondo.

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

There are 4 cabin classes available to choose from on Ontario to Hawaii 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 Hawaii flights?

You could potentially save up to 6% on your flight if you consider stops on a Ontario to Hawaii flight.

Cheap Ontario to Hawaii flight deals and tips

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

Best Price Found

$248

Fastest flight time

5h 40m

Direct flights

Every day

Airports in Hawaii

40 airports
The best one-way flight to Hawaii from Ontario in the past 72 hours is $248. The best round-trip flight deal from Ontario to Hawaii found on momondo in the last 72 hours is $421.
The fastest flight from Ontario to Hawaii takes 5h 40m
Direct flights go from Ontario to Hawaii every day.
There are 40 airports in Hawaii. From Ontario there are direct flights to Honolulu (HNL).
Search flight deals

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

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

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

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

    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 Hawaii.

  • What documentation or ID do you need to fly to Hawaii?

    The travel and health documents required for your trip to Hawaii can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Hawaii. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from Ontario to Hawaii

Compare and see reviews for airlines that fly from Ontario to Hawaii with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $154Free CancellationRating
7.9
8,318 reviews
Search Delta flights
United AirlinesPriceFrom $198Free CancellationRating
7.4
9,464 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $230Free CancellationRating
0.0
Search Alaska Airlines flights
Alaska AirlinesPriceFrom $314Free CancellationRating
7.9
12,101 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $319Free CancellationRating
7.8
2,840 reviews
Search Hawaiian Airlines flights
SouthwestPriceFrom $320Free CancellationRating
8.0
4,324 reviews
Search Southwest flights
American AirlinesPriceFrom $331Free CancellationRating
7.1
11,487 reviews
Search American Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Hawaii. momondo saves you time and could save you money on your trip.

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

Flights from Ontario to Hawaii with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Ontario to Hawaii flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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

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