How popular is this Ontario to Honolulu flight route?

This flight path from Ontario to Honolulu was viewed by 22 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the cheapest airlines flying from Ontario to Honolulu round-trip?

According to our current data, Delta ($333), United Airlines ($342), and Alaska Airlines ($356) offers the cheapest pricing from Ontario to Honolulu. Delta is currently priced 29% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Ontario to Honolulu one-way?

For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $137. Users have also found prices from $159 and $197 on Alaska Airlines and Hawaiian Airlines, respectively.

What are the cheapest flights from Ontario to Honolulu?

On average you can expect to pay $835 for a flight from Ontario to Honolulu. The cheapest flight overall is $159 while the most popular route, (Ontario - Honolulu) is currently priced at $295.

What are the most reliable airlines from Ontario to Honolulu?

The top 3 most reliable airlines when flying from Ontario to Honolulu are American Airlines (90%), Alaska Airlines (89%) and JetBlue (89%).

What are the most popular airlines that fly from Ontario to Honolulu?

Before booking your flight from Ontario to Honolulu check out the most popular airlines for this route: American Airlines, Alaska Airlines or Delta.

What is the cheapest day to fly round-trip from Ontario to Honolulu?

Users have found that flying from Ontario to Honolulu on a Friday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

To save up to 15% on this flight, we recommend booking at least 60 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Ontario to Honolulu from $396 1-2 weeks out and tickets from $396 for flights departing within the next 72 hours.

What is the cheapest month to fly from Ontario to Honolulu?

January can be a great time to fly to Honolulu from Ontario with a flight ticket averaging about $367. Cheapflights users have found deals in the month of January for as cheap as $133. The most expensive prices can be found in the month of June.

Most accurate provider : When it comes to deals on Ontario-Honolulu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Honolulu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Honolulu flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Ontario-Honolulu flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Honolulu flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airports do I use to fly from Ontario to Honolulu?

You will need to book a flight from Ontario to Honolulu if you want to fly from Ontario to Honolulu. At least 6 different airlines have flights from Ontario (ONT) to Honolulu (HNL) on a regular basis. There are 3 flights to Honolulu from the Ontario airport per day. If you manage to book one that is nonstop, then you can expect the flight time from ONT to HNL to be around 5h 55m.

Can I find deals for flights from Ontario to Honolulu that include hotel bookings?

Yes. In addition to deals on Ontario to Honolulu flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ontario to Honolulu?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Honolulu.

Can I find deals for business class flights from Ontario to Honolulu?

Yes. Cheapflights offers flight deals from Ontario to Honolulu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$136+ Flights from Ontario to Honolulu

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Find cheap flights from Ontario to Honolulu with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Ontario to Honolulu are usually found in January or February, booked 61 days in advance, depart on a Thursday or Wednesday and return on a Monday

Cheap flight deals from Ontario to Honolulu

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$333 (Delta)
One-way from	$137 (American Airlines)
Popular in	June
Cheapest in	January
Average price	$491
Good round-trip deal	$453 or less
Good one-way deal	$214 or less

Provider with most accurate pricing for Ontario-Honolulu flight deals.

Search Deals

Provider most trusted by Cheapflights users for Ontario-Honolulu flights.

Search Deals

From Ontario to Honolulu

Search Deals

One-way flight from Ontario to Honolulu

Search Deals

Highest demand for flights based on searches. 17% potential increase in price ($101 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in May 2025

Search Deals

Price to beat on a round-trip flight from Ontario to Honolulu.

Search Deals

Price to beat on a one-way flight from Ontario to Honolulu.

Search Deals

Find flight deals from Ontario to Honolulu

Cheapest flights from Ontario to Honolulu
Explore the most affordable flight options available from Ontario to Honolulu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 22, 2025.

Mon 8/186:05 pmONT - HNL

1 stop20h 48mDelta

Tue 8/2610:42 pmHNL - ONT

1 stop9h 36mDelta

Deal found 5/21

$333

Wed 8/206:17 amONT - HNL

1 stop9h 05mAmerican Airlines

Tue 8/2611:04 pmHNL - ONT

1 stop10h 06mAmerican Airlines

Deal found 5/21

$337

Mon 9/1510:09 amONT - HNL

Nonstop6h 01mHawaiian Airlines

Fri 9/1912:38 pmHNL - ONT

Nonstop5h 32mHawaiian Airlines

Deal found 5/20

$338

Wed 9/38:35 amONT - HNL

Nonstop6h 03mAlaska Airlines

Thu 9/1812:38 pmHNL - ONT

Nonstop5h 32mAlaska Airlines

Deal found 5/21

$342

Sun 9/211:42 pmONT - HNL

1 stop7h 51mUnited Airlines

Sat 9/278:00 amHNL - ONT

2 stops11h 52mUnited Airlines

Deal found 5/20

$353

Sat 11/155:30 amONT - HNL

2 stops12h 30mSouthwest

Mon 11/1710:05 amHNL - ONT

1 stop7h 25mSouthwest

Deal found 5/20

$472

Best flights from Ontario to Honolulu
Discover carefully curated flight deals from Ontario to Honolulu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 22, 2025.

Mon 8/186:05 pmONT - HNL

1 stop20h 48mDelta

Tue 8/2610:42 pmHNL - ONT

1 stop9h 36mDelta

Deal found 5/21

$333

Mon 8/186:10 amONT - HNL

1 stop10h 49mUnited Airlines

Thu 8/289:40 pmHNL - ONT

2 stops11h 33mUnited Airlines

Deal found 5/19

$342

Wed 8/64:00 pmONT - HNL

1 stop10h 34mAlaska Airlines

Thu 8/2112:38 pmHNL - ONT

Nonstop5h 32mAlaska Airlines

Deal found 5/20

$356

Sat 8/169:00 amONT - HNL

Nonstop5h 55mHawaiian Airlines

Thu 8/2112:38 pmHNL - ONT

Nonstop5h 32mHawaiian Airlines

Deal found 5/20

$386

Fri 8/86:17 amONT - HNL

1 stop9h 05mAmerican Airlines

Fri 8/1511:04 pmHNL - ONT

1 stop15h 48mAmerican Airlines

Deal found 5/20

$393

Mon 7/1410:10 amONT - HNL

1 stop9h 00mSouthwest

Fri 7/188:10 amHNL - ONT

2 stops12h 20mSouthwest

Deal found 5/19

$575

Last-minute flights from Ontario to Honolulu
Discover last-minute flight deals from Ontario to Honolulu. Data last updated May 22, 2025 and is based on user searches.

Mon 5/266:20 amONT - HNL

1 stop12h 45mSouthwest

Fri 5/3011:15 amHNL - ONT

1 stop8h 45mSouthwest

Deal found 5/20

$673

Mon 5/266:00 amONT - HNL

1 stop8h 44mMultiple Airlines

Thu 5/291:15 pmHNL - ONT

Nonstop5h 40mMultiple Airlines

Deal found 5/21

$791

Wed 5/281:14 pmONT - HNL

1 stop27h 58mAmerican Airlines

Wed 6/1110:25 pmHNL - ONT

1 stop16h 47mAmerican Airlines

Deal found 5/20

$452

Thu 5/291:36 pmONT - HNL

2 stops10h 52mUnited Airlines

Wed 6/47:00 amHNL - ONT

1 stop7h 39mUnited Airlines

Deal found 5/19

$372

Thu 5/299:50 amONT - HNL

Nonstop5h 55mHawaiian Airlines

Wed 6/41:15 pmHNL - ONT

Nonstop5h 40mHawaiian Airlines

Deal found 5/20

$511

Fri 5/3011:51 amONT - HNL

1 stop10h 19mAlaska Airlines

Sat 6/71:20 pmHNL - ONT

1 stop16h 57mAlaska Airlines

Deal found 5/20

$422

Fri 5/306:00 amONT - HNL

2 stops13h 32mDelta

Tue 6/37:00 amHNL - ONT

2 stops13h 42mDelta

Deal found 5/21

$596

Tue 6/39:50 amONT - HNL

Nonstop5h 55mHawaiian Airlines

Fri 8/299:30 pmHNL - ONT

1 stop8h 56mHawaiian Airlines

Deal found 5/20

$380

Tue 6/39:50 amONT - HNL

Nonstop5h 55mAlaska Airlines

Fri 8/2912:38 pmHNL - ONT

Nonstop5h 32mAlaska Airlines

Deal found 5/20

$398

Wed 6/411:44 amONT - HNL

1 stop10h 11mDelta

Thu 6/510:30 pmHNL - ONT

1 stop12h 45mDelta

Deal found 5/21

$517

Thu 6/51:36 pmONT - HNL

2 stops10h 52mUnited Airlines

Mon 6/99:40 pmHNL - ONT

2 stops11h 34mUnited Airlines

Deal found 5/21

$348

Thu 6/59:50 amONT - HNL

Nonstop5h 55mMultiple Airlines

Thu 6/127:00 amHNL - ONT

2 stops14h 13mMultiple Airlines

Deal found 5/21

$570

One-way flights from Ontario to Honolulu
Search for one-way flight options from Ontario to Honolulu. Find affordable one-way fares based on user searches. Data last updated May 22, 2025.

Tue 8/196:17 amONT - HNL

1 stop9h 05mAmerican Airlines

Deal found 5/21

$137

Sat 7/199:00 amONT - HNL

Nonstop5h 55mAlaska Airlines

Deal found 5/20

$159

Wed 5/2811:51 amONT - HNL

1 stop12h 44mHawaiian Airlines

Deal found 5/20

$197

Thu 5/291:36 pmONT - HNL

1 stop8h 33mUnited Airlines

Deal found 5/20

$219

Wed 6/411:44 amONT - HNL

1 stop10h 11mDelta

Deal found 5/21

$259

Sat 5/245:30 amONT - HNL

2 stops13h 35mSouthwest

Deal found 5/20

$377

Mon 6/910:59 pmONT - HNL

1 stop17h 41mJetBlue

Deal found 5/19

$497

Cheapflights Fare Finder

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 8/18

6:05 pm-11:53 am

1 stop20h 48m

Honolulu

Tue 8/26

10:42 pm-11:18 am

1 stop9h 36m

$333

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Wed 8/20

6:17 am-12:22 pm

1 stop9h 05m

Honolulu

Tue 8/26

11:04 pm-12:10 pm

1 stop10h 06m

$337

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Mon 9/15

10:09 am-1:10 pm

Nonstop6h 01m

Honolulu

Fri 9/19

12:38 pm-9:10 pm

Nonstop5h 32m

$338

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Wed 9/24

10:09 am-1:10 pm

Nonstop6h 01m

Honolulu

Tue 9/30

12:38 pm-9:10 pm

Nonstop5h 32m

$340

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Sun 9/21

1:42 pm-6:33 pm

1 stop7h 51m

Honolulu

Sat 9/27

8:00 am-10:52 pm

2 stops11h 52m

$353

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Sat 11/15

5:30 am-4:00 pm

2 stops12h 30m

Honolulu

Mon 11/17

10:05 am-7:30 pm

1 stop7h 25m

$472

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Tue 8/26

12:00 pm-7:05 pm

1 stop10h 05m

$136

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Tue 8/19

6:17 am-12:22 pm

1 stop9h 05m

$137

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Thu 11/13

9:50 am-1:45 pm

Nonstop5h 55m

$138

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Tue 9/9

8:35 am-11:38 am

Nonstop6h 03m

$181

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/21

Showing 1-10 of 12 results

Compare providers for flights from Ontario to Honolulu

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Honolulu in May.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Priceline	Price Accuracy2 stars	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Ontario-Honolulu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Honolulu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Honolulu flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Ontario-Honolulu flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Honolulu flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Ontario to Honolulu flights

Cheapflights partnered with top experts to bring you the best recommendations for your Ontario to Honolulu trip

Airports

ONT

ONT offers quick security with smoother processes than LAX, making it ideal for stress-free departures.

HNL

For a quick ride to Waikiki, consider rideshares from HNL, which are often cheaper than taxis.

Our travel experts

Bill Fink

Expert on ONT

Yulia Denisyuk

Expert on HNL

Best time to book a flight from Ontario to Honolulu

Have a flexible travel schedule? Discover the best time to fly to Honolulu 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Honolulu

How far ahead should I book a flight from Ontario to Honolulu?

The price you pay for your flight from Ontario to Honolulu may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Ontario to Honolulu (average of $469). Flying from Ontario to Honolulu 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 HNL?

It’s typically best to fly out from Ontario to Honolulu in the afternoon. Doing so could potentially save you 23% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Ontario to Honolulu?

Travelers seeking maximum savings on their Ontario to Honolulu flight should consider departing on Sunday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Ontario to Honolulu

The most flights from ONT to HNL are scheduled on a Monday (4 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Honolulu by month

In terms of precipitation, rainfall in Honolulu ranges from 0.3 - 3.2 inches per month. December is typically the wettest month, when rainfall can reach 3.2 in. June is typically the driest time to visit Honolulu when rainfall is around 0.3 in.

Temperature in Honolulu by month

If weather is an important factor for your trip to Honolulu, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 73.4 F).

Reviews of airlines servicing Honolulu

Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Ontario to Honolulu. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Southwest

8.0

Very good

4,290 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,951 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Hawaiian Airlines

7.9

Good

2,450 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,745 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What airports do I use to fly from Ontario to Honolulu?
You will need to book a flight from Ontario to Honolulu if you want to fly from Ontario to Honolulu. At least 6 different airlines have flights from Ontario (ONT) to Honolulu (HNL) on a regular basis. There are 3 flights to Honolulu from the Ontario airport per day. If you manage to book one that is nonstop, then you can expect the flight time from ONT to HNL to be around 5h 55m.
How popular is this Ontario to Honolulu flight route?
This flight path from Ontario to Honolulu was viewed by 22 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the cheapest airlines flying from Ontario to Honolulu round-trip?
According to our current data, Delta ($333), United Airlines ($342), and Alaska Airlines ($356) offers the cheapest pricing from Ontario to Honolulu. Delta is currently priced 29% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Ontario to Honolulu one-way?
For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $137. Users have also found prices from $159 and $197 on Alaska Airlines and Hawaiian Airlines, respectively.
What are the most reliable airlines from Ontario to Honolulu?
The top 3 most reliable airlines when flying from Ontario to Honolulu are American Airlines (90%), Alaska Airlines (89%) and JetBlue (89%).
What are the cheapest flights from Ontario to Honolulu?
On average you can expect to pay $835 for a flight from Ontario to Honolulu. The cheapest flight overall is $159 while the most popular route, (Ontario - Honolulu) is currently priced at $295.
Can I find deals for flights from Ontario to Honolulu that include hotel bookings?
Yes. In addition to deals on Ontario to Honolulu flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Honolulu?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Honolulu.
Can I find deals for business class flights from Ontario to Honolulu?
Yes. Cheapflights offers flight deals from Ontario to Honolulu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Ontario to Honolulu?
Currently, November is the cheapest month in which you can book a flight from Ontario to Honolulu (average of $469). Flying from Ontario to Honolulu 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.

See more FAQs

Aiea

Kahuku

Browse thousands of different options on Cheapflights for your next trip

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Other flights to Honolulu

Top 6 airlines flying from Ontario to Honolulu

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$158	Average$337	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$239	Average$523	FlexibilityNo cancel fee	On-time69%
Hawaiian Airlines	Cheapest$261	Average$444	FlexibilityNo cancel fee	On-time85%
Alaska Airlines	Cheapest$310	Average$486	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$357	Average$634	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$397	Average$590	FlexibilityNo cancel fee	On-time63%

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Flights from Ontario to Honolulu from $333 - Compare and Save

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Honolulu with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Ontario to Honolulu are usually found in January or February, booked 61 days in advance, depart on a Thursday or Wednesday and return on a Monday

Cheap flight deals from Ontario to Honolulu

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Ontario to Honolulu

Cheapest flights from Ontario to HonoluluExplore the most affordable flight options available from Ontario to Honolulu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 22, 2025.

Explore the most affordable flight options available from Ontario to Honolulu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 22, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Honolulu that are best for you.

Compare providers for flights from Ontario to Honolulu

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Honolulu in May.

The best insider tips for Ontario to Honolulu flights

Cheapflights partnered with top experts to bring you the best recommendations for your Ontario to Honolulu trip

Airports

ONT

HNL

Our travel experts

Best time to book a flight from Ontario to Honolulu

Have a flexible travel schedule? Discover the best time to fly to Honolulu from Ontario with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Honolulu

How far ahead should I book a flight from Ontario to Honolulu?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Honolulu. Price data was last updated on May 16, 2025.

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

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

Find hourly flight availability from Ontario to Honolulu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 22, 2025.

What is the cheapest day to fly from Ontario to Honolulu?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Honolulu. Price data was last updated on May 18, 2025.

Weekly flight availability from Ontario to Honolulu

Explore weekly flight availability from Ontario to Honolulu. 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 May 22, 2025.

Rainfall in Honolulu by month

Plan your trip to Honolulu by taking into account the average rainfall totals by month.

Temperature in Honolulu by month

Plan your trip to Honolulu by taking into account the average temperature totals by month.

Reviews of airlines servicing Honolulu

Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Ontario to Honolulu. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Honolulu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airports do I use to fly from Ontario to Honolulu?

How popular is this Ontario to Honolulu flight route?

What are the cheapest airlines flying from Ontario to Honolulu round-trip?

What are the cheapest airlines to fly from Ontario to Honolulu one-way?

What are the most reliable airlines from Ontario to Honolulu?

What are the cheapest flights from Ontario to Honolulu?

Can I find deals for flights from Ontario to Honolulu that include hotel bookings?

How can I find direct flights from Ontario to Honolulu?

Can I find deals for business class flights from Ontario to Honolulu?

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

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Alternative routes for Ontario to Honolulu

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Top 6 airlines flying from Ontario to Honolulu

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Cheapest flights from Ontario to Honolulu
Explore the most affordable flight options available from Ontario to Honolulu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 22, 2025.