What airlines fly to O'ahu?

United Airlines, Alaska Airlines and Alaska 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 34% of people opting to fly with this airline when traveling to O'ahu. Keep in mind that there are 8 different airlines that fly to O'ahu on a routine basis, so you have a few additional options to choose from.

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

As of April 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 is the cheapest airline that flies from Ontario to O'ahu?

Alaska Airlines, Delta, and Southwest 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 April 2026, there are 7 flights per week flying from Ontario to O'ahu. The most common day of the week flights depart is Mon, with 14% 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 April 2026, there are 7 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.

$154 Cheap Flights from Ontario to O'ahu in 2026

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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.

7:10 am - 1:34 pm

ONT

HNL

9h 24m

1 stop

9:41 pm - 9:51 am

HNL

ONT

9h 10m

1 stop

$382Multiple Airlines

Sun, Sep 13 - Thu, Sep 17

7:00 am - 7:21 pm

ONT

HNL

15h 21m

1 stop

7:45 pm - 9:01 am

HNL

ONT

10h 16m

1 stop

$384Delta

Tue, Aug 25 - Thu, Aug 27

7:20 am - 10:22 am

ONT

HNL

6h 02mnonstop

12:43 pm - 9:20 pm

HNL

ONT

5h 37mnonstop

$385Alaska Airlines

Thu, Sep 17 - Mon, Sep 21

6:15 am - 12:26 pm

ONT

HNL

9h 11m

1 stop

10:30 pm - 12:03 pm

HNL

ONT

10h 33m

1 stop

$387American Airlines

Tue, Aug 25 - Tue, Sep 1

7:20 am - 10:22 am

ONT

HNL

6h 02mnonstop

9:25 pm - 9:25 am

HNL

ONT

9h 00m

1 stop

$388Multiple Airlines

Tue, Sep 15 - Tue, Oct 27

7:00 am - 7:21 pm

ONT

HNL

15h 21m

1 stop

7:45 pm - 9:07 am

HNL

ONT

10h 22m

1 stop

$389Delta

Tue, Sep 29 - Mon, Oct 12

6:00 am - 1:50 pm

ONT

HNL

10h 50m

1 stop

6:10 am - 8:05 pm

HNL

ONT

10h 55m

2 stops

$390Southwest

Tue, Aug 25 - Tue, Sep 1

7:20 am - 10:22 am

ONT

HNL

6h 02mnonstop

9:41 pm - 9:51 am

HNL

ONT

9h 10m

1 stop

$391Multiple Airlines

Fri, Sep 11 - Tue, Sep 15

7:10 am - 1:34 pm

ONT

HNL

9h 24m

1 stop

12:43 pm - 9:20 pm

HNL

ONT

5h 37mnonstop

$393Multiple Airlines

Sun, Sep 6 - Thu, Sep 10

7:00 am - 7:21 pm

ONT

HNL

15h 21m

1 stop

9:45 pm - 11:14 am

HNL

ONT

10h 29m

1 stop

$394Delta

Thu, Aug 13 - Fri, Aug 21

Alaska Airlines flights from Ontario to O'ahu

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

Alaska Airlines

May 7

ONT8:30 amOntario

6h 05m

HNL11:35 amHonolulu

May 28

HNL1:41 pmHonolulu

5h 36m

ONT10:17 pmOntario

$387

Alaska Airlines

May 5

ONT8:30 amOntario

6h 05m

HNL11:35 amHonolulu

May 13

HNL1:41 pmHonolulu

5h 36m

ONT10:17 pmOntario

$397

Alaska Airlines

May 16

ONT9:40 amOntario

6h 01m

HNL12:41 pmHonolulu

May 21

HNL1:41 pmHonolulu

5h 36m

ONT10:17 pmOntario

$407

Southwest flights from Ontario to O'ahu

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

Southwest

Apr 30

ONT9:25 amOntario

11h 15m

2 stops

HNL5:40 pmHonolulu

May 7

HNL11:05 amHonolulu

7h 15m

1 stop

ONT9:20 pmOntario

$417

Southwest

May 4

ONT6:10 amOntario

14h 30m

1 stop

HNL5:40 pmHonolulu

May 8

HNL11:05 amHonolulu

7h 15m

1 stop

ONT9:20 pmOntario

$442

Southwest

May 2

ONT10:30 amOntario

13h 30m

2 stops

HNL9:00 pmHonolulu

May 4

HNL11:55 amHonolulu

8h 10m

1 stop

ONT11:05 pmOntario

$452

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Sun 9/13

7:10 am-1:34 pm

1 stop9h 24m

Honolulu

Thu 9/17

9:41 pm-9:51 am

1 stop9h 10m

$382

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Tue 8/25

7:00 am-7:21 pm

1 stop15h 21m

Honolulu

Thu 8/27

7:45 pm-9:01 am

1 stop10h 16m

$384

Quickest round-trip

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Thu 9/17

7:20 am-10:22 am

Nonstop6h 02m

Honolulu

Mon 9/21

12:43 pm-9:20 pm

Nonstop5h 37m

$385

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Tue 8/25

6:15 am-12:26 pm

1 stop9h 11m

Honolulu

Tue 9/1

10:30 pm-12:03 pm

1 stop10h 33m

$387

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Tue 9/15

7:20 am-10:22 am

Nonstop6h 02m

Honolulu

Tue 10/27

9:25 pm-9:25 am

1 stop9h 00m

$388

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Tue 9/29

7:00 am-7:21 pm

1 stop15h 21m

Honolulu

Mon 10/12

7:45 pm-9:07 am

1 stop10h 22m

$389

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Tue 8/25

6:00 am-1:50 pm

1 stop10h 50m

Honolulu

Tue 9/1

6:10 am-8:05 pm

2 stops10h 55m

$390

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Fri 9/11

7:20 am-10:22 am

Nonstop6h 02m

Honolulu

Tue 9/15

9:41 pm-9:51 am

1 stop9h 10m

$391

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Sun 9/6

7:10 am-1:34 pm

1 stop9h 24m

Honolulu

Thu 9/10

12:43 pm-9:20 pm

Nonstop5h 37m

$393

OntarioHonolulu

ONT - HNL

ONTHNL

Ontario

Thu 8/13

7:00 am-7:21 pm

1 stop15h 21m

Honolulu

Fri 8/21

9:45 pm-11:14 am

1 stop10h 29m

$394

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 October is another great option to travel to O'ahu, with average flight prices from Ontario averaging around $168.

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

According to our data, Monday is the cheapest day to fly to O'ahu from Ontario. The lowest ticket price found for a Monday departure recently was $503. 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 Sunday as prices are generally higher than usual. According to our data, the average ticket price to O'ahu on Sunday is $534.

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 $505 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 $424 on momondo.

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	$198
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 $198. The best round-trip flight deal from Ontario to O'ahu found on momondo in the last 72 hours is $409.

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 April 2026, there are 7 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 13.36% of the total bookings. Other popular models include Boeing 737 MAX 8 with 12.73%, Boeing 737-800 Passenger/BBJ2 (winglets) with 11.01%, and Airbus A320neo with 10.46%.

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 $168	Free Cancellation	Rating 7.9 8,466 reviews	Search Delta flights
United Airlines	PriceFrom $197	Free Cancellation	Rating 7.4 9,677 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $230	Free Cancellation	Rating 0.0	Search Alaska Airlines flights
Alaska Airlines	PriceFrom $313	Free Cancellation	Rating 7.9 12,319 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $331	Free Cancellation	Rating 7.1 11,683 reviews	Search American Airlines flights
Hawaiian Airlines	PriceFrom $347	Free Cancellation	Rating 7.8 2,837 reviews	Search Hawaiian Airlines flights
Southwest	PriceFrom $364	Free Cancellation	Rating 8.0 4,314 reviews	Search Southwest 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 $72

Flights to Los Angelesfrom $56

Flights to Orlandofrom $51

Flights to Miamifrom $49

Flights to Chicagofrom $64

Flights to San Franciscofrom $62

Flights to Las Vegasfrom $54

Flights to Washington, D.C.from $55

Flights to Bostonfrom $86

Flights to Atlantafrom $48

Flights to Dallasfrom $73

Flights to Fort Lauderdalefrom $48

Cheap flights from Ontario to O'ahu from $154

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 8/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Alaska Airlines flights from Ontario to O'ahu

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

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

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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?

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

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

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

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According to popular flight searches on momondo this year

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