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$124+ Cheap flights from Ontario (ONT) to Hawaii

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HNL
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Ontario to Hawaii

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Hawaii (USHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$268
(Alaska Airlines)

One-way from

$124
(Alaska Airlines)

Good round-trip deal

$344 or less

Good one-way deal

$159 or less
From Ontario to Hawaii
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One-way flight from Ontario to Hawaii
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Price to beat on a one-way flight from Ontario to Hawaii.
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Find flight deals from Ontario to Hawaii

Cheapest flights from Ontario to Hawaii
Explore the most affordable flight options available from Ontario to Hawaii. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Alaska Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/108:50 amONT - HNL
Nonstop6h 15mAlaska Airlines
Wed 3/1212:30 pmHNL - ONT
Nonstop5h 25mAlaska Airlines
Deal found 1/20$268
This Delta deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/276:00 amONT - HNL
1 stop12h 58mDelta
Fri 3/711:25 pmHNL - ONT
1 stop14h 00mDelta
Deal found 1/19$269
This Alaska Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/69:45 amONT - KOA
1 stop9h 52mAlaska Airlines
Tue 3/118:00 amKOA - ONT
1 stop9h 55mAlaska Airlines
Deal found 1/20$288
This American Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2410:05 amONT - HNL
1 stop10h 22mAmerican Airlines
Sun 3/210:30 pmHNL - ONT
1 stop8h 42mAmerican Airlines
Deal found 1/19$291
This Delta deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/36:00 amONT - LIH
1 stop14h 22mDelta
Sat 3/88:15 pmLIH - ONT
1 stop11h 47mDelta
Deal found 1/19$294
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2411:29 amONT - OGG
1 stop10h 45mDelta
Tue 4/299:10 pmOGG - ONT
1 stop10h 37mDelta
Deal found 1/20$295
This United Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2610:36 amONT - HNL
2 stops12h 47mUnited Airlines
Tue 3/411:30 pmHNL - ONT
1 stop7h 45mUnited Airlines
Deal found 1/20$296
This Southwest deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/77:05 amONT - KOA
1 stop8h 00mSouthwest
Tue 4/158:30 pmKOA - ONT
1 stop11h 30mSouthwest
Deal found 1/20$297
This Kiwi.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/29:45 amONT - HNL
Nonstop6h 10mHawaiian Airlines
Sat 3/811:55 amHNL - ONT
Nonstop5h 35mHawaiian Airlines
Deal found 1/21$302
This American Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/266:10 amONT - OGG
1 stop11h 36mAmerican Airlines
Wed 1/2911:00 pmOGG - ONT
1 stop11h 06mAmerican Airlines
Deal found 1/20$304
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/286:00 amONT - KOA
1 stop14h 44mDelta
Mon 3/39:00 pmKOA - ONT
2 stops13h 24mDelta
Deal found 1/20$307
This Alaska Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/289:45 amONT - OGG
1 stop9h 11mAlaska Airlines
Wed 3/1210:00 amOGG - ONT
1 stop7h 55mAlaska Airlines
Deal found 1/19$315

Find flights from Ontario to Hawaii within your budget

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, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Mon 3/10

8:50 am-12:05 pm

Nonstop6h 15m

Honolulu

Tue 3/11

12:30 pm-8:55 pm

Nonstop5h 25m

$268

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Thu 2/27

6:00 am-4:58 pm

1 stop12h 58m

Honolulu

Fri 3/7

11:25 pm-3:25 pm

1 stop14h 00m

$269

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Mon 2/24

10:05 am-6:27 pm

1 stop10h 22m

Honolulu

Sun 3/2

10:30 pm-9:12 am

1 stop8h 42m

$291

OntarioLihue

ONT - LIH

ONTLIH

Ontario

Mon 3/3

6:00 am-6:22 pm

1 stop14h 22m

Lihue

Sat 3/8

8:15 pm-10:02 am

1 stop11h 47m

$294

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Wed 2/26

10:36 am-9:23 pm

2 stops12h 47m

Honolulu

Tue 3/4

11:30 pm-9:15 am

1 stop7h 45m

$296

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Mon 4/7

7:05 am-12:05 pm

1 stop8h 00m

Kona Intl

Tue 4/15

8:30 pm-11:00 am

1 stop11h 30m

$297

OntarioKahului

ONT - OGG

ONTOGG

Ontario

Wed 5/7

7:00 am-4:57 pm

1 stop12h 57m

Kahului

Mon 5/12

9:10 pm-1:13 pm

1 stop13h 03m

$300

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Sun 3/2

9:45 am-1:55 pm

Nonstop6h 10m

Honolulu

Sat 3/8

11:55 am-7:30 pm

Nonstop5h 35m

$302

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Fri 2/28

6:00 am-6:44 pm

1 stop14h 44m

Kona Intl

Mon 3/3

9:45 pm-12:24 pm

2 stops12h 39m

$307

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Wed 3/5

6:00 am-11:33 pm

1 stop19h 33m

Kona Intl

Wed 3/12

7:00 am-8:55 pm

1 stop10h 55m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

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Best time to book a flight from Ontario to Hawaii

Have a flexible travel schedule? Discover the best time to fly to Hawaii from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Ontario to Hawaii

Get recent, data-driven insights about flights from Ontario to Hawaii including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Ontario to Hawaii?

Currently, November is the cheapest month in which you can book a flight from Ontario to Hawaii (average of $469). Flying from Ontario to Hawaii in June is currently the most expensive (average of $687). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ONT to HI?

Find hourly flight availability from Ontario to Hawaii. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Hawaii as you normally would.

Weekly flight availability from Ontario to Hawaii

Explore weekly flight availability from Ontario to Hawaii. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 21, 2025.

The most flights from ONT to USHI are scheduled on a