What airlines fly to The Big Island?

United Airlines, Alaska Airlines and American Airlines are the top three most popular airlines that fly to The Big Island from Ontario according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to The Big Island. Keep in mind that there are 7 different airlines that fly to The Big Island on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ontario to The Big Island?

Delta is the most popular carrier operating from Ontario to The Big Island

When did momondo last update prices for flights from Ontario Airport to The Big Island?

Prices for flights from Ontario Airport to The Big Island are updated daily.

How many operators does momondo search for flights from Ontario Airport to The Big Island?

As of August 2026, there are 3 operators available to choose from for flights from Ontario Airport to The Big Island.

How old do you have to be to fly from Ontario Airport to The Big Island?

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 The Big Island.

What documentation or ID do you need to fly to The Big Island?

The required travel and health documents for your The Big Island 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 The Big Island. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$189 Cheap Flights from Ontario to The Big Island in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to The Big Island

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:00 am - 6:05 pm-

13h 05m

6:05 am - 8:15 pm-

11h 10m

$355Southwest

Mon, Sep 14 - Thu, Sep 17

8:00 am - 2:10 pm-

9h 10m

8:35 pm - 11:50 am-

12h 15m

$395Southwest

Mon, Sep 14 - Thu, Sep 17

9:31 am - 5:13 pm-

10h 42m

8:45 pm - 10:10 pm-

22h 25m

$405Multiple Airlines

Thu, Sep 24 - Mon, Sep 28

12:12 pm - 7:03 am-

21h 51m

7:35 am - 10:10 pm-

11h 35m

$421Multiple Airlines

Tue, Sep 8 - Fri, Sep 11

12:12 pm - 7:03 am-

21h 51m

12:54 pm - 11:16 am-

19h 22m

$431Multiple Airlines

Tue, Sep 8 - Fri, Sep 11

8:00 am - 6:10 pm-

13h 10m

6:00 am - 8:15 pm-

11h 15m

$447Southwest

Mon, Sep 14 - Thu, Sep 17

12:12 pm - 7:27 pm-

10h 15m

10:25 pm - 11:16 am-

9h 51m

$462Alaska Airlines

Sun, Sep 13 - Fri, Sep 18

12:12 pm - 7:27 pm-

10h 15m

10:25 pm - 11:16 am-

9h 51m

$462Alaska Airlines

Mon, Sep 14 - Fri, Sep 18

1:56 pm - 7:35 pm-

8h 39m

10:55 pm - 12:18 pm-

10h 23m

$478United Airlines

Fri, Sep 18 - Sat, Sep 26

6:08 am - 10:49 am-

7h 41m

10:50 pm - 12:12 pm-

10h 22m

$485United Airlines

Thu, Sep 3 - Tue, Sep 8

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United Airlines flights from Ontario to The Big Island

Our best United Airlines deals on Ontario to The Big Island flight tickets

United Airlines

Sep 3

ONT6:08 amOntario

7h 41m

1 stop

KOA10:49 amKona Intl

Sep 8

KOA10:50 pmKona Intl

10h 22m

1 stop

ONT12:12 pmOntario

$485

United Airlines

Oct 14

ONT1:52 pmOntario

10h 35m

1 stop

KOA9:27 pmKona Intl

Oct 24

KOA10:55 pmKona Intl

10h 34m

1 stop

ONT12:29 pmOntario

$490

United Airlines

Aug 18

ONT6:08 amOntario

7h 41m

1 stop

KOA10:49 amKona Intl

Aug 27

KOA10:50 pmKona Intl

10h 22m

1 stop

ONT12:12 pmOntario

$520

Southwest flights from Ontario to The Big Island

Our best Southwest deals on Ontario to The Big Island flight tickets

Southwest

Dec 1

ONT9:00 amOntario

11h 10m

1 stop

KOA6:10 pmKona Intl

Dec 9

KOA8:00 amKona Intl

12h 10m

1 stop

ONT10:10 pmOntario

$447

Southwest

Sep 16

ONT5:45 amOntario

10h 00m

1 stop

KOA12:45 pmKona Intl

Sep 23

KOA10:00 amKona Intl

7h 10m

1 stop

ONT8:10 pmOntario

$452

Southwest

Dec 1

ONT9:00 amOntario

7h 50m

1 stop

KOA2:50 pmKona Intl

Dec 9

KOA6:00 amKona Intl

9h 50m

2 stops

ONT5:50 pmOntario

$457

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Mon 9/14

8:00 am-6:05 pm

1 stop13h 05m

Kona Intl

Thu 9/17

6:05 am-8:15 pm

1 stop11h 10m

$355

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Mon 9/14

8:00 am-2:10 pm

1 stop9h 10m

Kona Intl

Thu 9/17

8:35 pm-11:50 am

2 stops12h 15m

$395

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Thu 9/24

9:31 am-5:13 pm

1 stop10h 42m

Kona Intl

Mon 9/28

8:45 pm-10:10 pm

1 stop22h 25m

$405

OntarioHilo

ONT - ITO

ONTITO

Ontario

Tue 9/8

12:12 pm-7:03 am

2 stops21h 51m

Hilo Intl

Fri 9/11

7:35 am-10:10 pm

1 stop11h 35m

$421

OntarioHilo

ONT - ITO

ONTITO

Ontario

Tue 9/8

12:12 pm-7:03 am

2 stops21h 51m

Hilo Intl

Fri 9/11

12:54 pm-11:16 am

2 stops19h 22m

$431

OntarioHilo

ONT - ITO

ONTITO

Ontario

Mon 9/14

8:00 am-6:10 pm

1 stop13h 10m

Hilo Intl

Thu 9/17

6:00 am-8:15 pm

1 stop11h 15m

$447

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Sun 9/13

12:12 pm-7:27 pm

1 stop10h 15m

Kona Intl

Fri 9/18

10:25 pm-11:16 am

1 stop9h 51m

$462

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Mon 9/14

12:12 pm-7:27 pm

1 stop10h 15m

Kona Intl

Fri 9/18

10:25 pm-11:16 am

1 stop9h 51m

$462

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Fri 9/18

1:56 pm-7:35 pm

1 stop8h 39m

Kona Intl

Sat 9/26

10:55 pm-12:18 pm

1 stop10h 23m

$478

Quickest round-trip

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Thu 9/3

6:08 am-10:49 am

1 stop7h 41m

Kona Intl

Tue 9/8

10:50 pm-12:12 pm

1 stop10h 22m

$485

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 The Big Island

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

What is the cheapest month to fly to The Big Island?

The month of January is, on average, the cheapest month to fly to The Big Island from Ontario, with most prices found around $369. If you’re not able to fly to The Big Island in January, then February is your next best option. Flight prices from Ontario to The Big Island during February average around $392.

Can stopping save me money on Ontario to The Big Island flights?

No. A direct flight is the cheapest option for a flight between Ontario to The Big Island.

Cheap Ontario to The Big Island flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to The Big Island

Fastest flight time	7h 37m
Direct flights	None

The fastest flight from Ontario to The Big Island takes 7h 37m

There are no direct flights from Ontario to The Big Island. There are no popular flight routes from Ontario to The Big Island.

Search flight deals

Frequently asked questions about flying from Ontario to The Big Island

When did momondo last update prices for flights from Ontario Airport to The Big Island?
Prices for flights from Ontario Airport to The Big Island are updated daily.
How many operators does momondo search for flights from Ontario Airport to The Big Island?
As of August 2026, there are 3 operators available to choose from for flights from Ontario Airport to The Big Island.
How old do you have to be to fly from Ontario Airport to The Big Island?
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 The Big Island.
What documentation or ID do you need to fly to The Big Island?
The required travel and health documents for your The Big Island 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 The Big Island. 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 The Big Island?
Based on momondo bookings for flights between Ontario and The Big Island, the leading plane model is Airbus A321neo, making up 14.83% of the total bookings. Other popular models include Airbus A320neo with 13.82%, Airbus A321-100/200 with 12.83%, and Boeing 737 MAX 8 with 10.84%.

Best airlines flying from Ontario to The Big Island

Compare and see reviews for airlines that fly from Ontario to The Big Island with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $309	Free Cancellation	Rating 7.9 12,761 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $335	Free Cancellation	Rating 7.4 10,059 reviews	Search United Airlines flights
Southwest	PriceFrom $379	Free Cancellation	Rating 8.0 4,222 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to The Big Island?

It is quick and easy to find Ontario to The Big Island flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to The Big Island that suits you.

Can I find flights from Ontario to The Big Island with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to The Big Island flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to The Big Island?

Once you have performed a search for Ontario to The Big Island flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ontario to The Big Island right now. Can momondo alert me if prices change?

Price alerts on flights to The Big Island from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.