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Cheap flights from Ontario to Hawaii from $169

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 9/21. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Hawaii

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
9:00 am - 6:10 pm
ONT
-
KOA
11h 10m
1 stop
Southwest Logo
11:40 am - 10:10 pm
KOA
-
ONT
8h 30m
1 stop
$379Southwest
Sun, Nov 8 - Thu, Nov 12
Multiple Airlines Logo
5:52 pm - 12:09 pm
ONT
-
LIH
20h 17m
1 stop
Multiple Airlines Logo
9:01 am - 9:32 pm
LIH
-
ONT
10h 31m
1 stop
$384Multiple Airlines
Sat, Nov 14 - Wed, Nov 18
Multiple Airlines Logo
7:00 am - 3:44 pm
ONT
-
OGG
11h 44m
1 stop
Multiple Airlines Logo
7:00 am - 11:45 pm
OGG
-
ONT
13h 45m
1 stop
$384Multiple Airlines
Sun, Oct 18 - Thu, Oct 22
Multiple Airlines Logo
9:11 am - 6:45 am
ONT
-
KOA
24h 34m
1 stop
Multiple Airlines Logo
10:25 pm - 11:04 am
KOA
-
ONT
9h 39m
1 stop
$384Multiple Airlines
Tue, Aug 18 - Tue, Aug 25
Alaska Airlines Logo
2:05 pm - 10:10 pm
ONT
-
KOA
11h 05m
1 stop
Alaska Airlines Logo
8:03 am - 11:11 pm
KOA
-
ONT
12h 08m
1 stop
$388Alaska Airlines
Wed, Aug 5 - Thu, Aug 13
Delta Logo
6:20 am - 5:52 pm
ONT
-
OGG
14h 32m
1 stop
Delta Logo
9:15 pm - 11:16 am
OGG
-
ONT
11h 01m
1 stop
$388Delta
Sun, Aug 9 - Tue, Aug 18
Southwest Logo
11:10 am - 4:10 pm
ONT
-
LIH
8h 00m
1 stop
Southwest Logo
9:25 pm - 11:50 am
LIH
-
ONT
11h 25m
1 stop
$388Southwest
Wed, Aug 12 - Wed, Aug 19
Delta Logo
11:56 am - 7:16 pm
ONT
-
LIH
10h 20m
1 stop
Delta Logo
9:55 pm - 11:16 am
LIH
-
ONT
10h 21m
1 stop
$389Delta
Mon, Aug 10 - Wed, Aug 19
Alaska Airlines Logo
2:05 pm - 10:07 pm
ONT
-
OGG
11h 02m
1 stop
Alaska Airlines Logo
9:52 pm - 9:51 am
OGG
-
ONT
8h 59m
1 stop
$390Alaska Airlines
Mon, Aug 10 - Wed, Aug 19
United Airlines Logo
6:08 am - 11:59 am
ONT
-
LIH
8h 51m
1 stop
United Airlines Logo
10:48 pm - 12:12 pm
LIH
-
ONT
10h 24m
1 stop
$398United Airlines
Mon, Sep 7 - Fri, Sep 11

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United Airlines flights from Ontario to Hawaii

Our best United Airlines deals on Ontario to Hawaii flight tickets
United Airlines
Sep 7
ONT6:08 amOntario
8h 51m
1 stop
LIH11:59 amLihue
Sep 11
LIH10:48 pmLihue
10h 24m
1 stop
ONT12:12 pmOntario
$398
United Airlines
Aug 20
ONT6:08 amOntario
9h 40m
1 stop
KOA12:48 pmKona Intl
Aug 26
KOA10:50 pmKona Intl
10h 22m
1 stop
ONT12:12 pmOntario
$446
United Airlines
Jul 20
ONT1:50 pmOntario
10h 55m
1 stop
KOA9:45 pmKona Intl
Jul 24
KOA10:50 pmKona Intl
10h 22m
1 stop
ONT12:12 pmOntario
$454

Alaska Airlines flights from Ontario to Hawaii

Our best Alaska Airlines deals on Ontario to Hawaii flight tickets
Alaska Airlines
Aug 5
ONT2:05 pmOntario
11h 05m
1 stop
KOA10:10 pmKona Intl
Aug 13
KOA8:03 amKona Intl
12h 08m
1 stop
ONT11:11 pmOntario
$388
Alaska Airlines
Aug 10
ONT2:05 pmOntario
11h 02m
1 stop
OGG10:07 pmKahului
Aug 19
OGG9:52 pmKahului
8h 59m
1 stop
ONT9:51 amOntario
$390
Alaska Airlines
Aug 10
ONT2:05 pmOntario
11h 02m
1 stop
OGG10:07 pmKahului
Aug 19
OGG9:52 pmKahului
8h 59m
1 stop
ONT9:51 amOntario
$391

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 June 24, 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

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Sun 11/8

9:00 am-6:10 pm

1 stop11h 10m

Kona Intl

Thu 11/12

11:40 am-10:10 pm

1 stop8h 30m

$379

OntarioLihue

ONT - LIH

ONTLIH

Ontario

Sat 11/14

5:52 pm-12:09 pm

1 stop20h 17m

Lihue

Wed 11/18

9:01 am-9:32 pm

1 stop10h 31m

$384

OntarioKahului

ONT - OGG

ONTOGG

Ontario

Sun 10/18

7:00 am-3:44 pm

1 stop11h 44m

Kahului

Thu 10/22

7:00 am-11:45 pm

1 stop13h 45m

$384

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Tue 8/18

9:11 am-6:45 am

1 stop24h 34m

Kona Intl

Tue 8/25

10:25 pm-11:04 am

1 stop9h 39m

$384

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Wed 8/5

2:05 pm-10:10 pm

1 stop11h 05m

Kona Intl

Thu 8/13

8:03 am-11:11 pm

1 stop12h 08m

$388

OntarioKahului

ONT - OGG

ONTOGG

Ontario

Sun 8/9

6:20 am-5:52 pm

1 stop14h 32m

Kahului

Tue 8/18

9:15 pm-11:16 am

1 stop11h 01m

$388

OntarioLihue

ONT - LIH

ONTLIH

Ontario

Wed 8/12

11:10 am-4:10 pm

1 stop8h 00m

Lihue

Wed 8/19

9:25 pm-11:50 am

1 stop11h 25m

$388

OntarioLihue

ONT - LIH

ONTLIH

Ontario

Mon 8/10

11:56 am-7:16 pm

1 stop10h 20m

Lihue

Wed 8/19

9:55 pm-11:16 am

1 stop10h 21m

$389

OntarioKahului

ONT - OGG

ONTOGG

Ontario

Mon 8/10

2:05 pm-10:07 pm

1 stop11h 02m

Kahului

Wed 8/19

9:52 pm-9:51 am

1 stop8h 59m

$390
Quickest round-trip

OntarioLihue

ONT - LIH

ONTLIH

Ontario

Mon 9/7

6:08 am-11:59 am

1 stop8h 51m

Lihue

Fri 9/11

10:48 pm-12:12 pm

1 stop10h 24m

$398

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 May, then you should wait until October to fly from Ontario, when ticket prices are also cheap, with an average price of $137.

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 Wednesday. momondo users have found tickets for Wednesday departures for as low as $494. 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 $525. 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 from Ontario 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 $497 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 $422 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 27% 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

$258

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 $258. The best round-trip flight deal from Ontario to Hawaii found on momondo in the last 72 hours is $431.
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

Frequently asked questions about flying from Ontario to Hawaii

  • 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
Alaska AirlinesPriceFrom $78Free CancellationRating
7.9
12,569 reviews
Search Alaska Airlines flights
DeltaPriceFrom $168Free CancellationRating
7.8
8,433 reviews
Search Delta flights
United AirlinesPriceFrom $198Free CancellationRating
7.4
9,884 reviews
Search United Airlines flights
American AirlinesPriceFrom $331Free CancellationRating
7.1
11,752 reviews
Search American Airlines flights
SouthwestPriceFrom $341Free CancellationRating
7.9
4,242 reviews
Search Southwest flights
Hawaiian AirlinesPriceFrom $347Free CancellationRating
7.8
2,826 reviews
Search Hawaiian 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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