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Cheap flights from O'ahu to Ontario from C$ 250

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — YYZ
6 Mar — 13 Mar1
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 4 February 2026.

Wed 22/42:55 p.m.
HNL
-
YYZ
1 stop27h 00m
WestJet
Sat 25/410:50 p.m.
YYZ
-
HNL
2 stops28h 05m
WestJet
Deal found 3/2C$ 554
Thu 23/410:50 p.m.
HNL
-
YYZ
1 stop19h 05m
Multiple Airlines
Fri 1/59:35 p.m.
YYZ
-
HNL
2 stops19h 56m
Multiple Airlines
Deal found 4/2C$ 572
Thu 23/410:50 p.m.
HNL
-
YYZ
1 stop19h 05m
Multiple Airlines
Wed 29/46:55 a.m.
YYZ
-
HNL
1 stop19h 28m
Multiple Airlines
Deal found 4/2C$ 579
Sun 26/49:55 p.m.
HNL
-
YUL
2 stops19h 50m
WestJet
Sat 9/55:30 p.m.
YUL
-
HNL
2 stops33h 25m
WestJet
Deal found 2/2C$ 714
Sun 26/49:55 p.m.
HNL
-
YUL
2 stops19h 50m
WestJet
Sun 3/57:15 a.m.
YUL
-
HNL
2 stops19h 40m
WestJet
Deal found 2/2C$ 717
Wed 15/42:55 p.m.
HNL
-
YUL
2 stops27h 43m
WestJet
Mon 20/46:45 a.m.
YUL
-
HNL
2 stops44h 57m
WestJet
Deal found 4/2C$ 766
Tue 14/79:55 p.m.
HNL
-
YUL
2 stops18h 25m
Air Canada
Wed 5/87:30 a.m.
YUL
-
HNL
1 stop19h 10m
Air Canada
Deal found 2/2C$ 786
Wed 15/41:00 p.m.
HNL
-
YUL
1 stop22h 05m
Air Canada
Mon 20/47:30 a.m.
YUL
-
HNL
1 stop18h 53m
Air Canada
Deal found 4/2C$ 806
Wed 15/42:55 p.m.
HNL
-
YUL
1 stop19h 32m
Multiple Airlines
Mon 20/46:45 a.m.
YUL
-
HNL
2 stops21h 47m
Multiple Airlines
Deal found 4/2C$ 827
Sun 26/49:55 p.m.
HNL
-
YUL
1 stop27h 20m
Multiple Airlines
Sun 3/57:15 a.m.
YUL
-
HNL
2 stops19h 40m
Multiple Airlines
Deal found 2/2C$ 833
Tue 14/79:55 p.m.
HNL
-
YUL
2 stops18h 25m
Air Canada
Sat 8/88:10 a.m.
YUL
-
HNL
2 stops18h 30m
Air Canada
Deal found 2/2C$ 862
Fri 20/25:15 p.m.
HNL
-
YUL
1 stop15h 25m
Delta
Tue 24/27:00 a.m.
YUL
-
HNL
2 stops19h 28m
Delta
Deal found 4/2C$ 864

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 4 February 2026.

Round-trip from

C$ 554

One-way from

C$ 250

Popular in

April

Cheapest in

January

Average price

C$ 1,040

Good one-way deal

C$ 319 or less
WestJet
  • WestJet
  • 22/4-25/4
  • 3 total stops
  • 55h 05m total
  • O'ahu to Ontario
Search Deals
WestJet
  • WestJet
  • 11/3
  • 2 total stops
  • 20h 28m total
  • O'ahu to Ontario
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 228 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a one-way flight from O'ahu to Ontario.
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 4 February 2026.
Use the filters below to find and compare flights from O'ahu to Ontario that are best for you.

Fly from

O'ahu

Fly to

Ontario

Route

Depart

Return

Price

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Wed 22/4

2:55 p.m.-11:55 p.m.

1 stop27h 00m

Toronto Pearson Intl

Sat 25/4

10:50 p.m.-8:55 p.m.

2 stops28h 05m

C$ 554

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Thu 23/4

10:50 p.m.-11:35 p.m.

2 stops18h 45m

Toronto Pearson Intl

Fri 1/5

9:35 p.m.-11:31 a.m.

2 stops19h 56m

C$ 582

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Sun 8/3

9:55 p.m.-8:35 p.m.

1 stop16h 40m

Toronto Pearson Intl

Sun 22/3

6:35 p.m.-10:35 p.m.

Nonstop10h 00m

C$ 623

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Thu 19/3

11:45 p.m.-11:12 a.m.

2 stops29h 27m

Toronto Pearson Intl

Thu 26/3

7:15 a.m.-9:42 p.m.

1 stop20h 27m

C$ 634

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Mon 2/3

11:50 p.m.-1:40 p.m.

1 stop32h 50m

Toronto Pearson Intl

Sun 8/3

10:50 p.m.-9:42 p.m.

2 stops28h 52m

C$ 635

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Fri 24/4

9:45 p.m.-6:57 p.m.

1 stop15h 12m

Toronto Pearson Intl

Fri 1/5

9:35 p.m.-11:31 a.m.

2 stops19h 56m

C$ 654

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Mon 2/3

3:40 p.m.-3:35 p.m.

1 stop18h 55m

Toronto Pearson Intl

Sun 8/3

10:50 p.m.-9:42 p.m.

2 stops28h 52m

C$ 654

HonoluluMontreal

HNL - YUL

HNLYUL

Honolulu

Sun 26/4

9:55 p.m.-11:45 p.m.

2 stops19h 50m

Montreal Pierre Elliott Trudeau Intl

Sat 9/5

5:30 p.m.-8:55 p.m.

2 stops33h 25m

C$ 714

HonoluluMontreal

HNL - YUL

HNLYUL

Honolulu

Sun 26/4

9:55 p.m.-11:45 p.m.

2 stops19h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

7:15 a.m.-8:55 p.m.

2 stops19h 40m

C$ 717

HonoluluMontreal

HNL - YUL

HNLYUL

Honolulu

Wed 15/4

2:55 p.m.-4:27 p.m.

1 stop19h 32m

Montreal Pierre Elliott Trudeau Intl

Mon 20/4

6:45 a.m.-10:32 p.m.

2 stops21h 47m

C$ 827

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 50 results
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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$ 227). Flying from O'ahu to Region of Ontario in February is currently the most expensive (average of C$ 912). 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 4 February 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
3,255 reviews
Check prices

Crew

7.9

Comfort

7.0

Entertainment

6.1

Boarding

7.4

Overall

7.2

Food

6.2

Reviews

1 / 20
10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.
WestJet
7.2
Good
3,255 reviews
WestJet
7.2
Good
3,255 reviews
Check prices

Crew

7.9

Comfort

7.0

Entertainment

6.1

Boarding

7.4

Overall

7.2

Food

6.2

Reviews

1 / 20
10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.

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 15h 25m. Fly via WestJet, Air Canada, or Delta to get the fastest option. There are 7889 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$ 166), United Airlines (C$ 220), and Air Canada (C$ 227).

  • 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$ 227). Flying from O'ahu to Region of Ontario in February is currently the most expensive (average of C$ 912). 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 4 February 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 456AverageC$ 696FlexibilityNo 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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