What airlines fly to Hilo?

Hawaiian Airlines, United Airlines and American Airlines are the top three most popular airlines that fly to Hilo from Ontario according to our data. Hawaiian Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Hilo. Keep in mind that there are 6 different airlines that fly to Hilo on a routine basis, so you have a few additional options to choose from.

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

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

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

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

How many operators does momondo search for flights from Ontario Airport to Hilo Intl Airport?

As of August 2025, there are 3 operators available to choose from for flights from Ontario Airport to Hilo Intl Airport.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Hilo Intl Airport.

What documentation or ID do you need to fly to Hilo Intl Airport?

The travel and health documents required for your trip to Hilo Intl 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 Hilo Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$176 Cheap Flights from Ontario to Hilo in 2025

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Find the cheapest flights from Ontario to Hilo

Round-trip

One-way

Last minute

Cheap round-trip flights

11:59 am - 10:19 pmONT-ITO

12h 20m2 stops

6:00 am - 5:14 pmITO-ONT

9h 14m1 stop

$356Alaska Airlines

Find Deal

ter, nov 4 - qua, nov 5

11:59 am - 10:24 pmONT-ITO

13h 25m2 stops

6:00 am - 5:14 pmITO-ONT

9h 14m1 stop

$362Alaska Airlines

Find Deal

qua, out 29 - sex, nov 7

11:59 am - 10:19 pmONT-ITO

12h 20m2 stops

7:45 am - 11:56 pmITO-ONT

14h 11m2 stops

$366Alaska Airlines

Find Deal

ter, nov 4 - qua, nov 5

11:59 am - 10:24 pmONT-ITO

13h 25m2 stops

7:43 pm - 9:58 amITO-ONT

12h 15m2 stops

$372Alaska Airlines

Find Deal

qua, out 29 - sex, nov 7

9:45 am - 4:56 pmONT-ITO

10h 11m1 stop

6:00 am - 5:14 pmITO-ONT

9h 14m1 stop

$373Alaska Airlines

Find Deal

qua, out 29 - qua, nov 5

9:45 am - 4:04 pmONT-ITO

8h 19m1 stop

7:43 pm - 11:05 amITO-ONT

13h 22m2 stops

$377Alaska Airlines

Find Deal

ter, nov 4 - ter, nov 4

9:45 am - 4:04 pmONT-ITO

8h 19m1 stop

7:43 pm - 11:05 amITO-ONT

13h 22m2 stops

$383Alaska Airlines

Find Deal

seg, nov 3 - ter, nov 4

3:06 pm - 7:01 amONT-ITO

18h 55m2 stops

6:55 pm - 8:37 pmITO-ONT

22h 42m1 stop

$384Alaska Airlines

Find Deal

qua, out 1 - ter, out 7

11:07 am - 5:44 pmONT-ITO

9h 37m1 stop

7:45 am - 8:37 pmITO-ONT

9h 52m1 stop

$552Hawaiian Airlines

Find Deal

qui, out 16 - qua, out 22

11:07 am - 5:44 pmONT-ITO

9h 37m1 stop

5:00 am - 4:14 pmITO-ONT

9h 14m1 stop

$553Hawaiian Airlines

Find Deal

sáb, out 25 - dom, nov 2

Hawaiian Airlines flights from Ontario to Hilo

Our best Hawaiian Airlines deals on Ontario to Hilo flight tickets

Hawaiian Airlines

Aug 31

ONT8:35 amOntario

8h 36m

1 stop

ITO2:11 pmHilo Intl

Sep 4

ITO9:43 amHilo Intl

8h 27m

1 stop

ONT9:10 pmOntario

$544

Find similar

Hawaiian Airlines

Oct 16

ONT11:07 amOntario

9h 37m

1 stop

ITO5:44 pmHilo Intl

Oct 22

ITO7:45 amHilo Intl

9h 52m

1 stop

ONT8:37 pmOntario

$552

Find similar

Hawaiian Airlines

Oct 25

ONT11:07 amOntario

9h 37m

1 stop

ITO5:44 pmHilo Intl

Nov 2

ITO5:00 amHilo Intl

9h 14m

1 stop

ONT4:14 pmOntario

$553

Find similar

Alaska Airlines flights from Ontario to Hilo

Our best Alaska Airlines deals on Ontario to Hilo flight tickets

Alaska Airlines

Nov 4

ONT11:59 amOntario

12h 20m

2 stops

ITO10:19 pmHilo Intl

Nov 5

ITO6:00 amHilo Intl

9h 14m

1 stop

ONT5:14 pmOntario

$356

Find similar

Alaska Airlines

Oct 29

ONT11:59 amOntario

13h 25m

2 stops

ITO10:24 pmHilo Intl

Nov 7

ITO6:00 amHilo Intl

9h 14m

1 stop

ONT5:14 pmOntario

$362

Find similar

Alaska Airlines

Nov 4

ONT11:59 amOntario

12h 20m

2 stops

ITO10:19 pmHilo Intl

Nov 5

ITO7:45 amHilo Intl

14h 11m

2 stops

ONT11:56 pmOntario

$366

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioHilo

ONT - ITO

ONTITO

Ontario

ter 11/4

11:59 am-10:19 pm

2 stops12h 20m

Hilo Intl

qua 11/5

6:00 am-5:14 pm

1 stop9h 14m

$356

OntarioHilo

ONT - ITO

ONTITO

Ontario

qua 10/29

11:59 am-10:24 pm

2 stops13h 25m

Hilo Intl

sex 11/7

6:00 am-5:14 pm

1 stop9h 14m

$362

OntarioHilo

ONT - ITO

ONTITO

Ontario

ter 11/4

11:59 am-10:19 pm

2 stops12h 20m

Hilo Intl

qua 11/5

7:45 am-11:56 pm

2 stops14h 11m

$366

OntarioHilo

ONT - ITO

ONTITO

Ontario

qua 10/29

11:59 am-10:24 pm

2 stops13h 25m

Hilo Intl

sex 11/7

7:43 pm-9:58 am

2 stops12h 15m

$372

OntarioHilo

ONT - ITO

ONTITO

Ontario

qua 10/29

9:45 am-4:56 pm

1 stop10h 11m

Hilo Intl

qua 11/5

6:00 am-5:14 pm

1 stop9h 14m

$373

OntarioHilo

ONT - ITO

ONTITO

Ontario

ter 11/4

9:45 am-4:04 pm

1 stop8h 19m

Hilo Intl

ter 11/4

7:43 pm-11:05 am

2 stops13h 22m

$377

OntarioHilo

ONT - ITO

ONTITO

Ontario

seg 11/3

9:45 am-4:04 pm

1 stop8h 19m

Hilo Intl

ter 11/4

7:43 pm-11:05 am

2 stops13h 22m

$383

OntarioHilo

ONT - ITO

ONTITO

Ontario

qua 10/1

3:06 pm-7:01 am

2 stops18h 55m

Hilo Intl

ter 10/7

6:55 pm-8:37 pm

1 stop22h 42m

$384

OntarioHilo

ONT - ITO

ONTITO

Ontario

qui 10/16

11:07 am-5:44 pm

1 stop9h 37m

Hilo Intl

qua 10/22

7:45 am-8:37 pm

1 stop9h 52m

$552

OntarioHilo

ONT - ITO

ONTITO

Ontario

sáb 10/25

11:07 am-5:44 pm

1 stop9h 37m

Hilo Intl

dom 11/2

5:00 am-4:14 pm

1 stop9h 14m

$553

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 Hilo

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 Hilo?

The month of May is, on average, the cheapest month to fly to Hilo from Ontario, with most prices found around $504. If you’re not able to fly to Hilo in May, then February is your next best option. Flight prices from Ontario to Hilo during February average around $540.

What is the cheapest day to depart on your flight to Hilo?

The cheapest day to depart from Ontario to Hilo is on a Wednesday. Travelers who choose to depart for Hilo on a Wednesday will often find tickets for as low as $436. Flights from Ontario to Hilo on a Friday will generally be more expensive and average around $608. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Hilo?

Our data shows that the cheapest Ontario to Hilo flights are usually those with departure times in the morning. Our users have found flights to Hilo in the morning for as low as $507. In contrast, the most expensive time of day to depart to Hilo is at noon when prices are around $737.

Can stopping save me money on Ontario to Hilo flights?

You could potentially save up to 38% on your flight if you consider stops on a Ontario to Hilo flight.

When to book flights from Ontario to Hilo

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

Estimated round-trip price

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

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

Direct flights	None

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

Search flight deals

How far is Ontario to Hilo Intl by plane?
The straight-line distance from Ontario to Hilo Intl is 2490.9 mi. A reasonable flight in good conditions will take 8h 09m.
When did momondo last update prices for flights from Ontario Airport to Hilo Intl Airport?
Prices for flights from Ontario Airport to Hilo Intl Airport were last updated today.
How many operators does momondo search for flights from Ontario Airport to Hilo Intl Airport?
As of August 2025, there are 3 operators available to choose from for flights from Ontario Airport to Hilo Intl Airport.
How old do you have to be to fly from Ontario Airport to Hilo Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Hilo Intl Airport.
What documentation or ID do you need to fly to Hilo Intl Airport?
The travel and health documents required for your trip to Hilo Intl 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 Hilo Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Ontario to Hilo?
momondo data reveals that the most frequently booked airline on the route from Ontario to Hilo is Hawaiian Airlines, representing 56% of all bookings. The subsequent popular airlines are Alaska Airlines at 31% and Southwest at 14%.

Best airlines flying from Ontario to Hilo

Compare and see reviews for airlines that fly from Ontario to Hilo with momondo

Airline	Rating	Free Cancellation	Price
Hawaiian Airlines	PriceFrom $374	Free Cancellation	Rating 7.8 2,668 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $392	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $501	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights

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Why use momondo?

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

It is quick and easy to find Ontario to Hilo 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 Hilo that suits you.

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

All flight searches from Ontario to Hilo on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Hilo 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 Hilo right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Hilo flights. All you need is a valid email address and we will do the rest; it is that quick and easy.