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Cheap flights from O'ahu to Ontario from C$ 254

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 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — YYZ
4 Jun — 11 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from O'ahu to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from O'ahu to Ontario
Explore the most affordable flight options available from O'ahu to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 May 2026.

Sun 14/69:55 p.m.
HNL
-
YYZ
2 stops20h 04m
WestJet
Sat 18/71:30 p.m.
YYZ
-
HNL
1 stop12h 50m
WestJet
Deal found 2/5C$ 658
Sun 14/69:55 p.m.
HNL
-
YYZ
1 stop18h 55m
WestJet
Fri 17/711:10 p.m.
YYZ
-
HNL
2 stops27h 10m
WestJet
Deal found 2/5C$ 676
Thu 2/79:55 p.m.
HNL
-
YYZ
1 stop18h 55m
WestJet
Sat 18/71:30 p.m.
YYZ
-
HNL
1 stop12h 50m
WestJet
Deal found 2/5C$ 771
Fri 26/69:55 p.m.
HNL
-
YYZ
1 stop21h 10m
WestJet
Sat 18/71:30 p.m.
YYZ
-
HNL
1 stop12h 50m
WestJet
Deal found 2/5C$ 777
Sun 24/51:00 p.m.
HNL
-
YUL
1 stop11h 51m
Air Canada
Fri 29/56:30 p.m.
YUL
-
HNL
2 stops31h 14m
Air Canada
Deal found 2/5C$ 778
Sat 27/69:20 p.m.
HNL
-
YYZ
2 stops17h 50m
WestJet
Sat 18/71:30 p.m.
YYZ
-
HNL
1 stop12h 50m
WestJet
Deal found 2/5C$ 780
Wed 17/62:45 p.m.
HNL
-
YYZ
1 stop14h 34m
Delta
Wed 24/67:45 a.m.
YYZ
-
HNL
2 stops19h 29m
Delta
Deal found 30/4C$ 803
Sun 14/610:40 p.m.
HNL
-
YYZ
2 stops18h 22m
Delta
Sun 21/66:30 a.m.
YYZ
-
HNL
2 stops20h 44m
Delta
Deal found 30/4C$ 811
Sun 14/69:55 p.m.
HNL
-
YYZ
2 stops20h 04m
Multiple Airlines
Wed 22/711:05 a.m.
YYZ
-
HNL
1 stop13h 36m
Multiple Airlines
Deal found 2/5C$ 822
Sun 8/1111:00 p.m.
HNL
-
YUL
2 stops27h 10m
Air Canada
Tue 10/116:20 p.m.
YUL
-
HNL
1 stop23h 33m
Air Canada
Deal found 30/4C$ 863
Sun 24/59:30 p.m.
HNL
-
YUL
2 stops20h 27m
Delta
Fri 29/56:00 a.m.
YUL
-
HNL
2 stops19h 48m
Delta
Deal found 2/5C$ 868
Tue 26/57:55 p.m.
HNL
-
YOW
2 stops14h 43m
United Airlines
Thu 28/56:25 a.m.
YOW
-
HNL
1 stop13h 07m
United Airlines
Deal found 29/4C$ 868

Find flight deals from O'ahu to Ontario

Keep the following information in mind while searching for O'ahu to Ontario flight deals. Data was last updated 5 May 2026.

Round-trip from

C$ 658

One-way from

C$ 254

Popular in

February

Cheapest in

November

Average price

C$ 943
WestJet
  • WestJet
  • 14/6-18/7
  • 3 total stops
  • 32h 54m total
  • O'ahu to Ontario
Search Deals
WestJet
  • WestJet
  • 15/6
  • 2 total stops
  • 21h 10m total
  • O'ahu to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 137 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'ahu to Ontario 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 629,999 searches. Data last updated 5 May 2026.
Use the filters below to find and compare flights from O'ahu to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Fri 19/6

2:45 p.m.-11:19 a.m.

1 stop14h 34m

Toronto Pearson Intl

Mon 22/6

9:45 a.m.-9:14 p.m.

2 stops17h 29m

C$ 803

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Sun 14/6

10:40 p.m.-11:02 p.m.

2 stops18h 22m

Toronto Pearson Intl

Sun 21/6

6:30 a.m.-9:14 p.m.

2 stops20h 44m

C$ 811

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Tue 2/6

2:45 p.m.-11:19 a.m.

1 stop14h 34m

Toronto Pearson Intl

Tue 9/6

6:30 a.m.-9:14 p.m.

2 stops20h 44m

C$ 845

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Wed 20/5

1:50 p.m.-11:36 a.m.

2 stops15h 46m

Toronto Pearson Intl

Mon 25/5

6:15 a.m.-9:01 p.m.

2 stops20h 46m

C$ 853

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Wed 17/6

12:30 p.m.-12:25 p.m.

2 stops17h 55m

Toronto Pearson Intl

Wed 24/6

7:45 a.m.-9:14 p.m.

2 stops19h 29m

C$ 853

HonoluluOttawa

HNL - YOW

HNLYOW

Honolulu

Tue 26/5

7:55 p.m.-4:38 p.m.

2 stops14h 43m

Ottawa

Thu 28/5

6:25 a.m.-1:32 p.m.

1 stop13h 07m

C$ 868

HonoluluMontreal

HNL - YUL

HNLYUL

Honolulu

Sun 24/5

9:30 p.m.-11:57 p.m.

2 stops20h 27m

Montreal Pierre Elliott Trudeau Intl

Fri 29/5

6:00 a.m.-7:48 p.m.

2 stops19h 48m

C$ 868

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Tue 19/5

4:06 p.m.-3:14 p.m.

2 stops17h 08m

Toronto Pearson Intl

Tue 2/6

7:45 a.m.-9:11 p.m.

2 stops19h 26m

C$ 884

HonoluluMontreal

HNL - YUL

HNLYUL

Honolulu

Mon 15/6

12:30 p.m.-11:43 a.m.

2 stops17h 13m

Montreal Pierre Elliott Trudeau Intl

Mon 22/6

7:00 a.m.-9:14 p.m.

2 stops20h 14m

C$ 902

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Mon 1/6

12:25 p.m.-12:19 p.m.

2 stops17h 54m

Toronto Pearson Intl

Mon 8/6

6:03 a.m.-3:15 p.m.

1 stop15h 12m

C$ 936

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/4

Showing 1-10 of 59 resultsSorted by cheapest first
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Best time to book a flight from O'ahu to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from O'ahu 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 O'ahu to Ontario

What is the cheapest month to book a flight from O'ahu to Region of Ontario?

Currently, November is the cheapest month in which you can book a flight from O'ahu to Region of Ontario (average of C$ 184). Flying from O'ahu to Region of Ontario in February is currently the most expensive (average of C$ 546). 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.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 5 May 2026.
Get a feel of what it's like to fly with WestJet from O'ahu to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,331 reviews
Check prices

Crew

7.9

Boarding

7.4

Overall

7.2

Entertainment

6.1

Comfort

7.0

Food

6.2

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.
WestJet
7.2
Good
3,331 reviews
WestJet
7.2
Good
3,331 reviews
Check prices

Crew

7.9

Boarding

7.4

Overall

7.2

Entertainment

6.1

Comfort

7.0

Food

6.2

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.

Related info for your journey

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

  • How long is the flight from O'ahu to Region of Ontario?

    There are many flights that can get you from O'ahu to Region of Ontario in 14h 34m. Fly via Delta, United Airlines, or Air Canada to get the fastest option. There are 7466 km between O'ahu and Region of Ontario. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from O'ahu to Region of Ontario one-way?

    The cheapest airlines for a one-way flight from O'ahu to Region of Ontario are WestJet (C$ 96), United Airlines (C$ 219), and Air Canada (C$ 226).

  • Can I find deals for flights from O'ahu to Ontario that include hotel bookings?

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

  • How can I find direct flights from O'ahu to Ontario?

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

  • Can I find deals for business class flights from O'ahu to Ontario?

    Yes. Cheapflights offers flight deals from O'ahu to Ontario 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 O'ahu to Region of Ontario?

    Currently, November is the cheapest month in which you can book a flight from O'ahu to Region of Ontario (average of C$ 184). Flying from O'ahu to Region of Ontario in February is currently the most expensive (average of C$ 546). 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from O'ahu to Ontario

Discover the top airline that operate flights from O'ahu to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 5 May 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 454AverageC$ 694FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from O'ahu to Ontario?

Cheapflights makes it easy to find O'ahu to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from O'ahu to Ontario?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from O'ahu.

Can Cheapflights find flights from O'ahu to Ontario with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from O'ahu to Ontario flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from O'ahu to Ontario become cheaper?

Yes, Cheapflights offers price alerts on O'ahu to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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