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Hilo

$466+ Cheap flights from Ontario to Hilo (ITO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ITO
Jun 19 — Jun 261
Thu 6/19
Thu 6/26
1 adult, Economy
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Cheap flight deals from Ontario to Hilo

Keep the following information in mind while searching for Ontario to Hilo flight deals. Data was last updated June 14, 2025.

Round-trip from

$821
(Trip.com)

One-way from

$466
(United Airlines)
From Ontario to Hilo Intl
Search Deals
One-way flight from Ontario to Hilo Intl
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Find flight deals from Ontario to Hilo

Cheapest flights from Ontario to Hilo
Explore the most affordable flight options available from Ontario to Hilo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2025.

This Trip.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/92:00 pmYYZ - ITO
3 stops23h 00mMultiple Airlines
Wed 7/237:00 pmITO - YYZ
2 stops18h 59mMultiple Airlines
Deal found 6/10$821
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/18:10 amYUL - ITO
2 stops29h 56mUnited Airlines
Tue 10/216:00 amITO - YUL
2 stops20h 16mUnited Airlines
Deal found 6/12$861
This Trip.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/57:00 amYUL - ITO
3 stops21h 16mMultiple Airlines
Thu 10/96:13 pmITO - YUL
3 stops48h 24mMultiple Airlines
Deal found 6/11$885
This Delta deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/226:00 amYUL - ITO
2 stops16h 54mDelta
Fri 8/19:34 amITO - YUL
2 stops22h 09mDelta
Deal found 6/13$949
This Alaska Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/284:45 pmYYZ - ITO
2 stops44h 15mAlaska Airlines
Mon 8/412:14 pmITO - YYZ
2 stops20h 46mAlaska Airlines
Deal found 6/13$1,094
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2712:25 pmYYZ - ITO
2 stops36h 04mUnited Airlines
Sun 8/37:49 amITO - YYZ
2 stops33h 41mUnited Airlines
Deal found 6/12$1,378
This American Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/227:47 amYUL - ITO
3 stops18h 42mAmerican Airlines
Fri 8/110:44 amITO - YUL
3 stops19h 36mAmerican Airlines
Deal found 6/13$1,937
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:15 amYYZ - ITO
3 stops19h 03mAmerican Airlines
Mon 1/55:30 pmITO - YYZ
2 stops17h 54mAmerican Airlines
Deal found 6/12$2,696
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:30 amYYZ - ITO
2 stops18h 48mDelta
Sun 1/41:25 pmITO - YYZ
2 stops18h 45mDelta
Deal found 6/12$5,406

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Hilo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 14, 2025.
Use the filters below to find and compare flights from Ontario to Hilo that are best for you.

Fly from

Ontario

Fly to

Hilo

Route

Depart

Return

Price

TorontoHilo

YYZ - ITO

YYZITO

Toronto Pearson Intl

Sun 9/14

4:45 pm-5:37 pm

2 stops30h 52m

Hilo Intl

Tue 9/30

7:00 pm-3:00 pm

2 stops38h 00m

$690

MontrealHilo

YUL - ITO

YULITO

Montreal Pierre Elliott Trudeau Intl

Wed 10/1

8:10 am-8:06 am

2 stops29h 56m

Hilo Intl

Tue 10/21

6:00 am-8:16 am

2 stops20h 16m

$861

MontrealHilo

YUL - ITO

YULITO

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

7:00 am-10:16 pm

3 stops21h 16m

Hilo Intl

Thu 10/9

6:13 pm-12:37 am

3 stops48h 24m

$885

MontrealHilo

YUL - ITO

YULITO

Montreal Pierre Elliott Trudeau Intl

Tue 7/22

6:00 am-4:54 pm

2 stops16h 54m

Hilo Intl

Fri 8/1

9:34 am-1:43 pm

2 stops22h 09m

$949

TorontoHilo

YYZ - ITO

YYZITO

Toronto Pearson Intl

Sun 7/27

12:25 pm-6:29 pm

2 stops36h 04m

Hilo Intl

Sun 8/3

7:49 am-11:30 pm

2 stops33h 41m

$1,378

TorontoHilo

YYZ - ITO

YYZITO

Toronto Pearson Intl

Sun 9/14

6:49 am-8:28 pm

3 stops19h 39m

Hilo Intl

Tue 9/30

8:36 am-12:27 pm

2 stops21h 51m

$1,485

MontrealHilo

YUL - ITO

YULITO

Montreal Pierre Elliott Trudeau Intl

Tue 7/22

7:47 am-8:29 pm

3 stops18h 42m

Hilo Intl

Fri 8/1

10:44 am-12:20 pm

3 stops19h 36m

$1,937

TorontoHilo

YYZ - ITO

YYZITO

Toronto Pearson Intl

Sun 7/27

7:35 am-8:29 pm

3 stops18h 54m

Hilo Intl

Sun 8/3

8:00 pm-5:40 pm

3 stops15h 40m

$2,988

MontrealHilo

YUL - ITO

YULITO

Montreal Pierre Elliott Trudeau Intl

Wed 10/1

8:05 am-5:37 pm

2 stops39h 32m

$466

MontrealHilo

YUL - ITO

YULITO

Montreal Pierre Elliott Trudeau Intl

Tue 7/29

6:20 am-4:54 pm

2 stops16h 34m

$521

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Best time to book a flight from Ontario to Hilo

Have a flexible travel schedule? Discover the best time to fly to Hilo from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Hilo

What is the cheapest month to book a flight from Region of Ontario to Hilo?

Currently, March is the cheapest month in which you can book a flight from Region of Ontario to Hilo (average of $330). Flying from Region of Ontario to Hilo in July is currently the most expensive (average of $726). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Hilo by month

Plan your trip to Hilo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Hilo ranges from 7.4 - 15.5 inches per month. November is typically the wettest month, when rainfall can reach 15.5 in. June is typically the driest time to visit Hilo when rainfall is around 7.4 in.

Temperature in Hilo by month

Plan your trip to Hilo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Hilo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 71.6 F).

Reviews of airlines servicing Hilo

Get insights into the airlines that provide service to Hilo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hilo. Reviews last updated June 14, 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Ontario to Hilo have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,956 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,791 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Hilo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Hilo from Ontario?

    Located just 3.0 mi from the city center, Hilo Intl (ITO) is the airport most travelers will use when flying to Hilo from Ontario.

  • What are the most popular routes from Region of Ontario to Hilo?

    While some choose either Toronto Region of Waterloo Intl - Hilo Intl or Toronto Pearson Intl - Hilo Intl, Montreal Pierre Elliott Trudeau Intl - Hilo Intl is the most popular route from Region of Ontario to Hilo.

  • Can I find deals for flights from Ontario to Hilo that include hotel bookings?

    Yes. In addition to deals on Ontario to Hilo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Hilo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Hilo.

  • Can I find deals for business class flights from Ontario to Hilo?

    Yes. Cheapflights offers flight deals from Ontario to Hilo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to Hilo?

    Currently, March is the cheapest month in which you can book a flight from Region of Ontario to Hilo (average of $330). Flying from Region of Ontario to Hilo in July is currently the most expensive (average of $726). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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