How many flights depart from Ontario to O'ahu on average per day?

As of September 2026, there are 1 flights per day flying from Ontario to O'ahu. The most common time of day flights depart is 8:00AM, with 100% of flights taking off at noon.

What airlines fly to O'ahu?

United Airlines, Alaska Airlines and American Airlines are the top three most popular airlines that fly to O'ahu from Ontario according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to O'ahu. Keep in mind that there are 7 different airlines that fly to O'ahu on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ontario to O'ahu?

United Airlines, Delta, and Alaska Airlines are the most popular carriers operating from Ontario to O'ahu

How many flights depart from Ontario to O'ahu on average per week?

As of September 2026, there are 12 flights per week flying from Ontario to O'ahu. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

When did momondo last update prices for flights from Ontario Airport to O'ahu?

Prices for flights from Ontario Airport to O'ahu are updated daily.

How many operators does momondo search for flights from Ontario Airport to O'ahu?

As of September 2026, there are 6 operators available to choose from for flights from Ontario Airport to O'ahu.

How old do you have to be to fly from Ontario Airport to O'ahu?

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 O'ahu.

What documentation or ID do you need to fly to O'ahu?

The required travel and health documents for your O'ahu trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at O'ahu. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$125 Cheap Flights from Ontario to O'ahu in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to O'ahu

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 8:38 pmONT Ontario-HNL Honolulu

16h 38m2 stops Salt Lake City Seattle/Tacoma Intl

8:00 am - 11:49 pmHNL Honolulu-ONT Ontario

13h 49m2 stops Los Angeles Salt Lake City

$345Delta

Sat, Nov 14 - Tue, Nov 17

8:03 am - 12:15 pmONT Ontario-HNL Honolulu

6h 12mnonstop

2:11 pm - 9:43 pmHNL Honolulu-ONT Ontario

5h 32mnonstop

$349Alaska Airlines

Sun, Dec 13 - Mon, Dec 21

12:00 pm - 9:20 pmONT Ontario-HNL Honolulu

11h 20m2 stops Phoenix Sky Harbor Intl San Diego

2:45 pm - 10:20 pmHNL Honolulu-ONT Ontario

5h 35mnonstop

$350Southwest

Tue, Feb 9 - Fri, Feb 12

11:56 am - 7:48 pmONT Ontario-HNL Honolulu

10h 52m1 stop Seattle/Tacoma Intl

10:40 pm - 11:16 amHNL Honolulu-ONT Ontario

9h 36m1 stop Seattle/Tacoma Intl

$350Delta

Tue, Oct 6 - Thu, Oct 15

1:52 pm - 7:29 pmONT Ontario-HNL Honolulu

8h 37m1 stop San Francisco

9:50 pm - 12:29 pmHNL Honolulu-ONT Ontario

11h 39m2 stops Los Angeles San Francisco

$351United Airlines

Thu, Oct 22 - Thu, Oct 29

9:55 am - 2:01 pmONT Ontario-HNL Honolulu

6h 06mnonstop

3:01 pm - 10:43 pmHNL Honolulu-ONT Ontario

5h 42mnonstop

$351Alaska Airlines

Sun, Nov 15 - Thu, Nov 19

1:30 pm - 9:20 pmONT Ontario-HNL Honolulu

9h 50m2 stops Las Vegas Harry Reid Intl San Diego

8:15 am - 8:55 pmHNL Honolulu-ONT Ontario

10h 40m1 stop San Jose

$352Southwest

Tue, Nov 3 - Fri, Nov 6

9:29 am - 6:21 pmONT Ontario-HNL Honolulu

10h 52m1 stop Phoenix Sky Harbor Intl

9:40 pm - 8:39 amHNL Honolulu-ONT Ontario

8h 59m1 stop Phoenix Sky Harbor Intl

$355American Airlines

Fri, Dec 4 - Mon, Dec 7

9:29 am - 6:21 pmONT Ontario-HNL Honolulu

10h 52m1 stop Phoenix Sky Harbor Intl

9:40 pm - 8:39 amHNL Honolulu-ONT Ontario

8h 59m1 stop Phoenix Sky Harbor Intl

$355American Airlines

Tue, Dec 8 - Mon, Dec 14

1:52 pm - 9:56 pmONT Ontario-HNL Honolulu

11h 04m1 stop San Francisco

7:00 am - 8:15 pmHNL Honolulu-ONT Ontario

10h 15m1 stop San Francisco

$370United Airlines

Thu, Oct 22 - Thu, Oct 29

Cheap last minute flights

Enter your travel dates to find the best prices.

11:54 am - 7:28 pmONT Ontario-HNL Honolulu

10h 34m1 stop Seattle/Tacoma Intl

10:40 pm - 11:16 amHNL Honolulu-ONT Ontario

9h 36m1 stop Seattle/Tacoma Intl

$469Delta

Thu, Sep 24 - Tue, Oct 6

11:54 am - 7:28 pmONT Ontario-HNL Honolulu

10h 34m1 stop Seattle/Tacoma Intl

7:45 pm - 8:55 amHNL Honolulu-ONT Ontario

10h 10m1 stop Salt Lake City

$469Delta

Wed, Sep 23 - Wed, Oct 7

9:31 am - 12:30 pmONT Ontario-HNL Honolulu

5h 59mnonstop

12:58 pm - 9:29 pmHNL Honolulu-ONT Ontario

5h 31mnonstop

$516Alaska Airlines

Thu, Sep 24 - Wed, Oct 7

9:31 am - 12:30 pmONT Ontario-HNL Honolulu

5h 59mnonstop

12:58 pm - 9:29 pmHNL Honolulu-ONT Ontario

5h 31mnonstop

$516Alaska Airlines

Wed, Sep 23 - Thu, Oct 8

7:12 am - 1:30 pmONT Ontario-HNL Honolulu

9h 18m1 stop Portland

12:58 pm - 9:29 pmHNL Honolulu-ONT Ontario

5h 31mnonstop

$525Multiple Airlines

Wed, Sep 23 - Wed, Oct 7

7:12 am - 1:30 pmONT Ontario-HNL Honolulu

9h 18m1 stop Portland

12:58 pm - 9:29 pmHNL Honolulu-ONT Ontario

5h 31mnonstop

$532Multiple Airlines

Thu, Sep 24 - Wed, Oct 28

8:00 am - 10:40 amONT Ontario-HNL Honolulu

5h 40mnonstop

8:55 pm - 2:05 pmHNL Honolulu-ONT Ontario

14h 10m1 stop Phoenix Sky Harbor Intl

$625Southwest

Mon, Sep 21 - Tue, Sep 29

8:00 am - 10:40 amONT Ontario-HNL Honolulu

5h 40mnonstop

6:10 am - 8:10 pmHNL Honolulu-ONT Ontario

11h 00m2 stops Kona Intl Sacramento Intl

$626Southwest

Mon, Sep 21 - Tue, Sep 29

6:15 am - 1:50 pmONT Ontario-HNL Honolulu

10h 35m1 stop Phoenix Sky Harbor Intl

9:53 pm - 6:43 pmHNL Honolulu-ONT Ontario

17h 50m1 stop Phoenix Sky Harbor Intl

$627American Airlines

Thu, Sep 24 - Sun, Oct 11

6:15 am - 1:50 pmONT Ontario-HNL Honolulu

10h 35m1 stop Phoenix Sky Harbor Intl

9:53 pm - 6:43 pmHNL Honolulu-ONT Ontario

17h 50m1 stop Phoenix Sky Harbor Intl

$627American Airlines

Wed, Sep 23 - Sun, Oct 11

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United Airlines flights from Ontario to O'ahu

Our best United Airlines deals on Ontario to O'ahu flight tickets

United Airlines

Oct 22

ONT1:52 pmOntario

8h 37m

1 stop

HNL7:29 pmHonolulu

Oct 29

HNL9:50 pmHonolulu

11h 39m

2 stops

ONT12:29 pmOntario

$351

United Airlines

Nov 4

ONT6:00 amOntario

8h 54m

1 stop

HNL12:54 pmHonolulu

Nov 12

HNL9:50 amHonolulu

8h 25m

1 stop

ONT8:15 pmOntario

$382

United Airlines

Nov 13

ONT1:35 pmOntario

10h 35m

1 stop

HNL10:10 pmHonolulu

Dec 20

HNL11:59 pmHonolulu

9h 59m

1 stop

ONT11:58 amOntario

$396

Delta flights from Ontario to O'ahu

Our best Delta deals on Ontario to O'ahu flight tickets

Delta

Nov 14

ONT6:00 amOntario

16h 38m

2 stops

HNL8:38 pmHonolulu

Nov 17

HNL8:00 amHonolulu

13h 49m

2 stops

ONT11:49 pmOntario

$345

Delta

Oct 6

ONT11:56 amOntario

10h 52m

1 stop

HNL7:48 pmHonolulu

Oct 7

HNL7:45 pmHonolulu

10h 10m

1 stop

ONT8:55 amOntario

$350

Delta

Oct 20

ONT11:56 amOntario

10h 52m

1 stop

HNL7:48 pmHonolulu

Nov 18

HNL8:00 amHonolulu

13h 49m

2 stops

ONT11:49 pmOntario

$356

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioHonolulu

ONT Ontario - HNL Honolulu

ONTHNL

Ontario

Sat 11/14

6:00 am-8:38 pm

2 stops16h 38m

Honolulu

Tue 11/17

8:00 am-11:49 pm

2 stops13h 49m

$345

Quickest round-trip

OntarioHonolulu

ONT Ontario - HNL Honolulu

ONTHNL

Ontario

Sun 12/13

8:03 am-12:15 pm

Nonstop6h 12m

Honolulu

Mon 12/21

2:11 pm-9:43 pm

Nonstop5h 32m

$349

OntarioHonolulu

ONT Ontario - HNL Honolulu

ONTHNL

Ontario

Tue 2/9

12:00 pm-9:20 pm

2 stops11h 20m

Honolulu

Fri 2/12

2:45 pm-10:20 pm

Nonstop5h 35m

$350

OntarioHonolulu

ONT Ontario - HNL Honolulu

ONTHNL

Ontario

Tue 10/6

11:56 am-7:48 pm

1 stop10h 52m

Honolulu

Thu 10/15

10:40 pm-11:16 am

1 stop9h 36m

$350

OntarioHonolulu

ONT Ontario - HNL Honolulu

ONTHNL

Ontario

Thu 10/22

1:52 pm-7:29 pm

1 stop8h 37m

Honolulu

Thu 10/29

9:50 pm-12:29 pm

2 stops11h 39m

$351

OntarioHonolulu

ONT Ontario - HNL Honolulu

ONTHNL

Ontario

Sun 11/15

9:55 am-2:01 pm

Nonstop6h 06m

Honolulu

Thu 11/19

3:01 pm-10:43 pm

Nonstop5h 42m

$351

OntarioHonolulu

ONT Ontario - HNL Honolulu

ONTHNL

Ontario

Tue 11/3

1:30 pm-9:20 pm

2 stops9h 50m

Honolulu

Fri 11/6

8:15 am-8:55 pm

1 stop10h 40m

$352

OntarioHonolulu

ONT Ontario - HNL Honolulu

ONTHNL

Ontario

Fri 12/4

9:29 am-6:21 pm

1 stop10h 52m

Honolulu

Mon 12/7

9:40 pm-8:39 am

1 stop8h 59m

$355

OntarioHonolulu

ONT Ontario - HNL Honolulu

ONTHNL

Ontario

Tue 12/8

9:29 am-6:21 pm

1 stop10h 52m

Honolulu

Mon 12/14

9:40 pm-8:39 am

1 stop8h 59m

$355

OntarioHonolulu

ONT Ontario - HNL Honolulu

ONTHNL

Ontario

Thu 10/22

1:52 pm-9:56 pm

1 stop11h 04m

Honolulu

Thu 10/29

7:00 am-8:15 pm

1 stop10h 15m

$370

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to O'ahu

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

Prices

Airlines

Other information

What is the cheapest month to fly to O'ahu?

The month of February is another great option to travel to O'ahu, with average flight prices from Ontario averaging around $414.

What is the cheapest day to depart on your flight to O'ahu?

According to our data, Wednesday is the cheapest day to fly to O'ahu from Ontario. The lowest ticket price found for a Wednesday departure recently was $484. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. 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 O'ahu on Saturday is $528.

What is the cheapest Ontario to O'ahu flight route?

Fly from Ontario to Honolulu for the best Ontario - O'ahu flight prices

How far in advance should I book a flight from Ontario to O'ahu?

You are more likely to see cheaper flights to O'ahu from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to O'ahu for around $492 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to O'ahu from Ontario for as low as $426 on momondo.

What cabin class options are available on Ontario to O'ahu flights?

There are 4 cabin classes available to choose from on Ontario to O'ahu 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 O'ahu flights?

No. A direct flight is the cheapest option for a flight between Ontario to O'ahu.

Cheap Ontario to O'ahu flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to O'ahu

Best Price Found	$125
Fastest flight time	5h 40m
Direct flights	Every day
Airports in O'ahu	2 airports

The best one-way flight to O'ahu from Ontario in the past 72 hours is $125. The best round-trip flight deal from Ontario to O'ahu found on momondo in the last 72 hours is $345.

The fastest flight from Ontario to O'ahu takes 5h 40m

Direct flights go from Ontario to O'ahu every day.

There are 2 airports in O'ahu. From Ontario there are direct flights to Honolulu (HNL).

Search flight deals

Frequently asked questions about flying from Ontario to O'ahu

When did momondo last update prices for flights from Ontario Airport to O'ahu?
Prices for flights from Ontario Airport to O'ahu are updated daily.
How many operators does momondo search for flights from Ontario Airport to O'ahu?
As of September 2026, there are 6 operators available to choose from for flights from Ontario Airport to O'ahu.
How old do you have to be to fly from Ontario Airport to O'ahu?
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 O'ahu.
What documentation or ID do you need to fly to O'ahu?
The required travel and health documents for your O'ahu trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at O'ahu. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Ontario to O'ahu?
Based on momondo bookings for flights between Ontario and O'ahu, the leading plane model is Airbus A321neo, making up 14.37% of the total bookings. Other popular models include Airbus A320neo with 14.18%, Airbus A321-100/200 with 11.42%, and Boeing 737 MAX 8 with 10.64%.

Best airlines flying from Ontario to O'ahu

Compare and see reviews for airlines that fly from Ontario to O'ahu with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $188	Free Cancellation	Rating 7.8 8,591 reviews	Search Delta flights
United Airlines	PriceFrom $209	Free Cancellation	Rating 7.4 10,227 reviews	Search United Airlines flights
American Airlines	PriceFrom $288	Free Cancellation	Rating 7.0 12,079 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $315	Free Cancellation	Rating 7.9 12,951 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $340	Free Cancellation	Rating 8.0 4,194 reviews	Search Southwest flights
Hawaiian Airlines	PriceFrom $341	Free Cancellation	Rating 7.8 2,811 reviews	Search Hawaiian Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to O'ahu?

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 O'ahu from Ontario.

Can I find flights from Ontario to O'ahu with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to O'ahu flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to O'ahu?

momondo provides multiple filters to help you find the best flight to O'ahu from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Ontario to O'ahu 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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Popular cities in O'ahu

Flights to New Yorkfrom $69

Flights to Los Angelesfrom $38

Flights to Orlandofrom $48

Flights to Miamifrom $50

Flights to San Franciscofrom $43

Flights to Chicagofrom $50

Flights to Las Vegasfrom $50

Flights to Washington, D.C.from $38

Flights to Fort Lauderdalefrom $38

Flights to Bostonfrom $106

Flights to Atlantafrom $38

Flights to Dallasfrom $59

Cheap flights from Ontario to O'ahu from $125

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 O'ahu departing on 12/8. 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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United Airlines flights from Ontario to O'ahu

Our best United Airlines deals on Ontario to O'ahu flight tickets

Delta flights from Ontario to O'ahu

Our best Delta deals on Ontario to O'ahu flight tickets

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See travel insights to O'ahu from

How to get the cheapest flight ticket from Ontario to O'ahu

What is the cheapest month to fly to O'ahu?

What is the cheapest day to depart on your flight to O'ahu?

What is the cheapest Ontario to O'ahu flight route?

How far in advance should I book a flight from Ontario to O'ahu?

What cabin class options are available on Ontario to O'ahu flights?

Can stopping save me money on Ontario to O'ahu flights?

What is the cheapest airline that flies from Ontario to O'ahu?

What airlines fly to O'ahu?

How many flights depart from Ontario to O'ahu on average per day?

How many flights depart from Ontario to O'ahu on average per week?

Cheap Ontario to O'ahu flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in O'ahu

Frequently asked questions about flying from Ontario to O'ahu

Best airlines flying from Ontario to O'ahu

Compare and see reviews for airlines that fly from Ontario to O'ahu with momondo

Why use momondo?

An easier way to manage your O'ahu 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to O'ahu

Popular cities in O'ahu

Popular flights according to clicks in the last 7 days on momondo

Ontario flight routes

According to popular flight searches on momondo this year

O'ahu flight routes

According to popular flight searches on momondo this year

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