What is the cheapest airline that flies from Hilo Intl to Ontario?

Alaska Airlines and Hawaiian Airlines are the most popular carriers operating from Hilo Intl to Ontario

What airlines fly to Ontario?

Hawaiian Airlines, United Airlines and Delta are the top three most popular airlines that fly to Ontario from Hilo according to our data. Hawaiian Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 6 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Hilo Intl Airport to Ontario Airport?

Prices for flights from Hilo Intl Airport to Ontario Airport were last updated today.

How old do you have to be to fly from Hilo Intl Airport to Ontario Airport?

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 Hilo Intl Airport to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$247 Cheap Flights from Hilo to Ontario in 2025/26

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Find the cheapest flights from Hilo to Los Angeles

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Cheap round-trip flights

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9:00 pm - 5:14 pmITO-ONT

17h 14m1 stop

11:59 am - 7:01 amONT-ITO

21h 02m2 stops

$491Alaska Airlines

Find Deal

Thu, Oct 30 - Tue, Nov 4

4:21 pm - 9:58 amITO-ONT

14h 37m2 stops

6:00 am - 7:01 pmONT-ITO

15h 01m2 stops

$501Alaska Airlines

Find Deal

Thu, Oct 30 - Tue, Nov 4

8:00 am - 7:30 pmITO-ONT

9h 30m2 stops

10:05 am - 6:10 pmONT-ITO

10h 05m2 stops

$574Southwest

Find Deal

Thu, Dec 25 - Tue, Dec 30

9:00 pm - 5:14 pmITO-ONT

18h 14m1 stop

9:47 am - 4:04 pmONT-ITO

8h 17m1 stop

$592Alaska Airlines

Find Deal

Thu, Nov 6 - Tue, Nov 11

7:42 am - 8:23 pmITO-ONT

10h 41m1 stop

7:00 am - 4:05 pmONT-ITO

11h 05m1 stop

$611Alaska Airlines

Find Deal

Wed, Dec 10 - Mon, Dec 15

12:00 pm - 9:55 pmITO-ONT

7h 55m1 stop

9:50 am - 3:40 pmONT-ITO

7h 50m1 stop

$625Alaska Airlines

Find Deal

Tue, Feb 24 - Fri, Feb 27

10:55 am - 8:31 pmITO-ONT

7h 36m1 stop

7:00 am - 4:05 pmONT-ITO

11h 05m1 stop

$629Alaska Airlines

Find Deal

Thu, Nov 27 - Thu, Dec 4

12:00 pm - 9:55 pmITO-ONT

7h 55m1 stop

9:50 am - 3:40 pmONT-ITO

7h 50m1 stop

$630Alaska Airlines

Find Deal

Tue, Feb 24 - Fri, Feb 27

6:00 am - 5:14 pmITO-ONT

9h 14m1 stop

7:50 am - 4:03 pmONT-ITO

10h 13m1 stop

$851Hawaiian Airlines

Find Deal

Tue, Nov 18 - Sun, Nov 30

7:25 pm - 9:19 amITO-ONT

10h 54m2 stops

6:20 am - 10:22 pmONT-ITO

18h 02m3 stops

$1,314American Airlines

Find Deal

Thu, Oct 30 - Tue, Nov 4

Alaska Airlines flights from Hilo to Ontario

Our best Alaska Airlines deals on Hilo to Ontario flight tickets

Alaska Airlines

Oct 30

ITO9:00 pmHilo Intl

17h 14m

1 stop

ONT5:14 pmOntario

Nov 4

ONT11:59 amOntario

21h 02m

2 stops

ITO7:01 amHilo Intl

$491

Find similar

Alaska Airlines

Oct 30

ITO4:21 pmHilo Intl

14h 37m

2 stops

ONT9:58 amOntario

Nov 4

ONT6:00 amOntario

15h 01m

2 stops

ITO7:01 pmHilo Intl

$501

Find similar

Alaska Airlines

Nov 6

ITO9:00 pmHilo Intl

18h 14m

1 stop

ONT5:14 pmOntario

Nov 11

ONT9:47 amOntario

8h 17m

1 stop

ITO4:04 pmHilo Intl

$592

Find similar

American Airlines flights from Hilo to Ontario

Our best American Airlines deals on Hilo to Ontario flight tickets

American Airlines

Oct 30

ITO7:25 pmHilo Intl

10h 54m

2 stops

ONT9:19 amOntario

Nov 4

ONT6:20 amOntario

18h 02m

3 stops

ITO10:22 pmHilo Intl

$1,314

Find similar

American Airlines

Oct 15

ITO6:55 pmHilo Intl

18h 05m

2 stops

ONT4:00 pmOntario

Oct 22

ONT6:15 amOntario

16h 05m

3 stops

ITO7:20 pmHilo Intl

$1,497

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Thu 10/30

9:00 pm-5:14 pm

1 stop17h 14m

Ontario

Tue 11/4

11:59 am-7:01 am

2 stops21h 02m

$491

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Thu 10/30

4:21 pm-9:58 am

2 stops14h 37m

Ontario

Tue 11/4

6:00 am-7:01 pm

2 stops15h 01m

$501

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Thu 12/25

8:00 am-7:30 pm

2 stops9h 30m

Ontario

Tue 12/30

10:05 am-6:10 pm

2 stops10h 05m

$574

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Thu 11/6

9:00 pm-5:14 pm

1 stop18h 14m

Ontario

Tue 11/11

9:47 am-4:04 pm

1 stop8h 17m

$592

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Wed 12/10

7:42 am-8:23 pm

1 stop10h 41m

Ontario

Mon 12/15

7:00 am-4:05 pm

1 stop11h 05m

$611

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Tue 2/24

12:00 pm-9:55 pm

1 stop7h 55m

Ontario

Fri 2/27

9:50 am-3:40 pm

1 stop7h 50m

$625

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Thu 11/27

10:55 am-8:31 pm

1 stop7h 36m

Ontario

Thu 12/4

7:00 am-4:05 pm

1 stop11h 05m

$629

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Tue 2/24

12:00 pm-9:55 pm

1 stop7h 55m

Ontario

Fri 2/27

9:50 am-3:40 pm

1 stop7h 50m

$630

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Tue 11/18

6:00 am-5:14 pm

1 stop9h 14m

Ontario

Sun 11/30

7:50 am-4:03 pm

1 stop10h 13m

$851

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Thu 10/30

7:25 pm-9:19 am

2 stops10h 54m

Ontario

Tue 11/4

6:20 am-10:22 pm

3 stops18h 02m

$1,314

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

How to get the cheapest flight ticket from Hilo to Ontario

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

Can stopping save me money on Hilo to Ontario flights?

You could potentially save up to 5% on your flight if you consider stops on a Hilo to Ontario flight.

When to book flights from Hilo to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Hilo to Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Hilo to Ontario (ITO to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hilo to Ontario

Direct flights	None

There are no direct flights from Hilo to Ontario. There are no popular flight routes from Hilo to Ontario.

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How far is Hilo Intl to Ontario by plane?
There are 2490.9 mi between Hilo Intl and Ontario. By plane, this route typically takes 7h 25m.
When did momondo last update prices for flights from Hilo Intl Airport to Ontario Airport?
Prices for flights from Hilo Intl Airport to Ontario Airport were last updated today.
How old do you have to be to fly from Hilo Intl Airport to Ontario Airport?
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 Hilo Intl Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Hilo to Ontario?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Hilo to Ontario. momondo saves you time and could save you money on your trip.

Can I find flights from Hilo to Ontario with flexible booking policies on momondo?

Yes. All flights to Ontario from Hilo on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Hilo to Ontario?

momondo helps you find the best flight between Hilo and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Hilo to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.