Cheap flights from Hilo to Ontario (ITO - ONT)

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How to find the cheapest flight from
Hilo (ITO) to Ontario (ONT)

All the information you need to plan the best ITO to ONT flight in 2022: compare Hilo to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.
What is the cheapest month to fly from Hilo to Ontario?

Our data shows that November tends to be the cheapest month to fly to Ontario from Hilo. Users have commonly found prices around $371 for the month, but tickets can be as low as $133. Due to multiple factors, prepare for potentially higher prices in July.

When is the cheapest time to fly from Hilo to Ontario (ITO - ONT)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Hilo to Ontario as you normally would.

What is the cheapest day to fly round-trip from Hilo to Ontario?

Departing on a Monday is a good option for securing a great price. You can expect to save up to 294% when planning your travel around this day of the week.

How far in advance should I book a flight from Hilo to Ontario?

To save up to 17% on this flight, we recommend booking at least 28 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Hilo to Ontario from $373 1-2 weeks out and tickets from $384 for flights departing within the next 72 hours.

Cheap flights from Hilo to Ontario in August, September 2022

The best prices found for ITO to ONT flights for August, September
20 Sep - 27 Oct
$532pp
ITO
Hilo Intl
Hawaiian Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Hawaiian Airlines
 
1 STOP
ITO
Hilo Intl
30 Sep - 8 Oct
$558pp
ITO
Hilo Intl
Hawaiian Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Hawaiian Airlines
 
1 STOP
ITO
Hilo Intl
17 Aug - 5 Sep
$620pp
ITO
Hilo Intl
Hawaiian Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Hawaiian Airlines
 
1 STOP
ITO
Hilo Intl

Hilo Intl to Ontario 2022 flight deals

Cheap flights to Ontario from Hilo found for this year
9 Nov - 14 Nov
$477pp
ITO
Hilo Intl
Hawaiian Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Hawaiian Airlines
 
1 STOP
ITO
Hilo Intl
20 Sep - 27 Oct
$532pp
ITO
Hilo Intl
Hawaiian Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Hawaiian Airlines
 
1 STOP
ITO
Hilo Intl
9 Nov - 14 Nov
$535pp
ITO
Hilo Intl
Hawaiian Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Hawaiian Airlines
 
1 STOP
ITO
Hilo Intl

Cheap Hawaiian Airlines flights from Hilo to Ontario

1 Nov - 2 Nov
$506pp
ITO
Hilo Intl
Hawaiian Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Hawaiian Airlines
 
1 STOP
ITO
Hilo Intl
20 Sep - 27 Oct
$532pp
ITO
Hilo Intl
Hawaiian Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Hawaiian Airlines
 
1 STOP
ITO
Hilo Intl
30 Sep - 8 Oct
$558pp
ITO
Hilo Intl
Hawaiian Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Hawaiian Airlines
 
1 STOP
ITO
Hilo Intl

Cheap Delta flights from Hilo to Ontario

20 Sep - 27 Oct
$1,107pp
ITO
Hilo Intl
Delta
   
2 STOPS
ONT
Ontario
ONT
Ontario
Delta
   
2 STOPS
ITO
Hilo Intl

One-way flights to Ontario from Hilo

The cheapest one-way flights from Hilo to Ontario
1:30 pm - 5:16 am
Delta
2 Stops
12h 46m
ITO - ONT
Delta
$503
Delta
2:50 am - 2:55 pm
Hawaiian Airlines
2 Stops
10h 05m
ITO - ONT
Hawaiian Airlines
$648
Hawaiian Airlines
12:45 pm - 12:57 pm
American Airlines
2 Stops
22h 12m
ITO - ONT
American Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Hilo</span> to <span class="emphasized">Ontario</span> flights.

Flight FAQs

From Hilo to Ontario

Which airlines flying from Hilo Intl to Ontario have flexible changes due to COVID-19?

Some of our airline partners flying from Hilo Intl to Ontario have new flexible policies in place due to COVID-19. Hawaiian Airlines is one of the carriers where you may find flexible change policies. You can use our site to filter for airlines like Hawaiian Airlines with this kind of flexibility.

Can I find flights from Hilo to Ontario for under $600 on Cheapflights?

Yes, there are multiple flights from Hilo to Ontario for under $600. The cheapest flight booked recently is on Hawaiian Airlines for just $506, but on average you can expect to pay $1,087.

What are the cheapest airlines to fly from Hilo to Ontario one-way?

For one-way options, check prices for Hawaiian Airlines. According to our data, you can fly for as low as $189. Users have also found prices from $414 and $503 on American Airlines and Delta, respectively.

What are the cheapest flights from Hilo to Ontario?

While on average a flight from Hilo to Ontario is generally $1,000, our data shows the cheapest flight currently is $158. When looking at the most popular route, (Hilo Intl - Ontario), you can expect to pay $506 for that flight.

COVID Restrictions

View COVID Travel Restrictions for Ontario, CA

Do I need a COVID test to fly to Ontario from Hilo?

Information is based on travel restrictions for travel to Ontario within the United States

Most visitors from Hilo Intl need to provide a negative COVID-19 test result and/or quarantine to enter Ontario.

COVID-19 testing requirements
Visitors from Hilo Intl are not required to present a negative COVID-19 PCR test or antigen result upon entering Ontario.

Quarantine requirements
Visitors from Hilo Intl are not required to quarantine after entering Ontario.

Do I need a test to fly back to Hilo from Ontario?

Returning to Hilo Intl from Ontario

COVID-19 testing requirements
Visitors from Ontario are not required to present a negative COVID-19 PCR test or antigen result upon entering Hilo Intl.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Hilo Intl.

Hide COVID Travel Restrictions for Ontario, CA

Alternative routes for Hilo to Ontario

See prices for flight routes from nearby airports that may be better suited for you.