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Cheap flights from O'ahu to Ontario from C$ 328

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — YYZ
21 Apr — 28 Apr1
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 22 March 2026.

Thu 27/89:55 p.m.
HNL
-
YUL
2 stops27h 15m
Air Canada
Thu 17/98:10 a.m.
YUL
-
HNL
2 stops18h 30m
Air Canada
Deal found 19/3C$ 730
Wed 29/43:54 p.m.
HNL
-
YYZ
1 stop17h 51m
Multiple Airlines
Wed 6/59:30 a.m.
YYZ
-
HNL
1 stop14h 35m
Multiple Airlines
Deal found 21/3C$ 755
Fri 24/49:45 p.m.
HNL
-
YYZ
2 stops17h 21m
Multiple Airlines
Fri 1/59:40 a.m.
YYZ
-
HNL
1 stop14h 54m
Multiple Airlines
Deal found 20/3C$ 781
Mon 20/49:40 p.m.
HNL
-
YUL
2 stops13h 50m
United Airlines
Fri 24/46:10 a.m.
YUL
-
HNL
2 stops19h 44m
United Airlines
Deal found 18/3C$ 781
Tue 28/43:15 p.m.
HNL
-
YYZ
1 stop14h 03m
Delta
Thu 7/56:00 a.m.
YYZ
-
HNL
1 stop14h 45m
Delta
Deal found 21/3C$ 787
Wed 22/49:09 p.m.
HNL
-
YYZ
1 stop12h 36m
Multiple Airlines
Sat 25/410:00 a.m.
YYZ
-
HNL
1 stop17h 23m
Multiple Airlines
Deal found 19/3C$ 792
Thu 23/46:41 p.m.
HNL
-
YYZ
1 stop22h 14m
American Airlines
Wed 29/411:55 a.m.
YYZ
-
HNL
2 stops15h 42m
American Airlines
Deal found 19/3C$ 811
Thu 23/49:09 p.m.
HNL
-
YYZ
1 stop12h 36m
Multiple Airlines
Wed 29/49:45 a.m.
YYZ
-
HNL
1 stop14h 20m
Multiple Airlines
Deal found 20/3C$ 819
Fri 24/45:42 p.m.
HNL
-
YYZ
1 stop14h 17m
American Airlines
Fri 1/56:15 p.m.
YYZ
-
HNL
1 stop24h 08m
American Airlines
Deal found 19/3C$ 827
Mon 15/69:59 p.m.
HNL
-
YYZ
2 stops18h 59m
Delta
Tue 23/67:45 a.m.
YYZ
-
HNL
2 stops19h 02m
Delta
Deal found 20/3C$ 837
Thu 25/69:59 p.m.
HNL
-
YUL
2 stops19h 57m
Delta
Sat 4/77:00 a.m.
YUL
-
HNL
2 stops19h 47m
Delta
Deal found 20/3C$ 890
Mon 14/99:55 p.m.
HNL
-
YUL
2 stops19h 38m
Air Canada
Wed 16/98:10 a.m.
YUL
-
HNL
2 stops18h 30m
Air Canada
Deal found 19/3C$ 908

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 22 March 2026.

Round-trip from

C$ 730

One-way from

C$ 328

Popular in

August

Cheapest in

November

Average price

C$ 947
Air Canada
  • Air Canada
  • 27/8-17/9
  • 4 total stops
  • 45h 45m total
  • O'ahu to Ontario
Search Deals
United Airlines
  • United Airlines
  • 4/5
  • 1 total stop
  • 11h 04m total
  • O'ahu to Ontario
Search Deals
High demand for flights, 5% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 22 March 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

Mon 4/5

4:10 p.m.-11:31 a.m.

1 stop13h 21m

Toronto Pearson Intl

Mon 11/5

6:15 a.m.-7:48 p.m.

2 stops19h 33m

C$ 801

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Tue 28/4

3:15 p.m.-11:18 a.m.

1 stop14h 03m

Toronto Pearson Intl

Thu 7/5

6:10 a.m.-7:48 p.m.

2 stops19h 38m

C$ 801

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Wed 6/5

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

2 stops17h 54m

Toronto Pearson Intl

Wed 13/5

6:15 a.m.-7:48 p.m.

2 stops19h 33m

C$ 808

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Thu 23/4

7:00 a.m.-3:45 p.m.

1 stop26h 45m

Toronto Pearson Intl

Fri 1/5

4:55 p.m.-9:59 a.m.

2 stops23h 04m

C$ 855

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Fri 24/4

4:10 p.m.-11:32 a.m.

1 stop13h 22m

Toronto Pearson Intl

Fri 1/5

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

2 stops20h 00m

C$ 856

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Thu 23/4

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

2 stops17h 54m

Toronto Pearson Intl

Wed 29/4

6:10 a.m.-9:20 p.m.

2 stops21h 10m

C$ 864

HonoluluMontreal

HNL - YUL

HNLYUL

Honolulu

Thu 25/6

4:05 p.m.-4:01 p.m.

2 stops17h 56m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

7:00 a.m.-8:47 p.m.

2 stops19h 47m

C$ 890
Quickest round-trip

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Wed 15/4

7:40 p.m.-2:24 p.m.

1 stop12h 44m

Toronto Pearson Intl

Mon 20/4

10:45 a.m.-7:54 p.m.

1 stop15h 09m

C$ 899

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Wed 15/4

7:40 p.m.-2:24 p.m.

1 stop12h 44m

Toronto Pearson Intl

Sun 19/4

10:45 a.m.-7:54 p.m.

1 stop15h 09m

C$ 899

HonoluluToronto

HNL - YYZ

HNLYYZ

Honolulu

Wed 22/4

3:40 p.m.-11:26 a.m.

1 stop13h 46m

Toronto Pearson Intl

Sat 25/4

6:00 a.m.-3:06 p.m.

1 stop15h 06m

C$ 899

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/3

Showing 1-10 of 60 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$ 228). Flying from O'ahu to Region of Ontario in February is currently the most expensive (average of C$ 1,000). 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 22 March 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
3,300 reviews
Check prices

Entertainment

6.1

Boarding

7.4

Food

6.2

Crew

7.9

Overall

7.2

Comfort

7.0

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
3,300 reviews
WestJet
7.2
Good
3,300 reviews
Check prices

Entertainment

6.1

Boarding

7.4

Food

6.2

Crew

7.9

Overall

7.2

Comfort

7.0

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 13h 21m. 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$ 167), Air Canada (C$ 220), and United Airlines (C$ 221).

  • 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$ 228). Flying from O'ahu to Region of Ontario in February is currently the most expensive (average of C$ 1,000). 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 22 March 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 458AverageC$ 700FlexibilityNo 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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