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Cheap flights from Ontario to O'ahu from C$ 231

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 31/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — HNL
7 Apr — 14 Apr1
1 adult

Cheap flight deals from Ontario to O'ahu

Keep the following information in mind while searching for Ontario to O'ahu flight deals. Data was last updated 2 April 2025.

Round-trip from

C$ 402

One-way from

C$ 231

Popular in

December

Cheapest in

November

Average price

C$ 798

Good round-trip deal

C$ 807 or less

Good one-way deal

C$ 448 or less
WestJet
  • WestJet
  • 10/6-20/6
  • 4 total stops
  • 41h 33m total
  • Ontario to O'ahu
WestJet
  • WestJet
  • 31/5
  • 2 total stops
  • 21h 37m total
  • Ontario to O'ahu
Highest demand for flights based on searches. 3% potential increase in price (C$ 38 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease (C$ 41 potential savings vs. average RT price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Ontario to O'ahu.
Price to beat on a one-way flight from Ontario to O'ahu.

Find flight deals from Ontario to O'ahu

Cheapest flights from Ontario to O'ahu
Explore the most affordable flight options available from Ontario to O'ahu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 April 2025.

Wed 4/66:00 a.m.YHM - HNL
2 stops21h 37mWestJet
Mon 16/610:45 p.m.HNL - YHM
2 stops19h 56mWestJet
Deal found 2/4C$ 402
Sun 9/111:15 p.m.YOW - HNL
2 stops28h 39mAir Canada
Sat 22/111:00 p.m.HNL - YOW
2 stops16h 07mAir Canada
Deal found 1/4C$ 513
Thu 14/85:15 p.m.YOW - HNL
2 stops34h 22mWestJet
Sun 17/810:45 p.m.HNL - YOW
1 stop20h 03mWestJet
Deal found 31/3C$ 518
Tue 8/47:30 a.m.YYZ - HNL
1 stop18h 53mAir Canada
Tue 15/410:05 p.m.HNL - YYZ
1 stop13h 50mAir Canada
Deal found 1/4C$ 573
Wed 9/48:35 a.m.YYZ - HNL
2 stops16h 46mUnited Airlines
Wed 16/49:50 p.m.HNL - YYZ
1 stop12h 36mUnited Airlines
Deal found 1/4C$ 580
Wed 30/49:45 a.m.YYZ - HNL
1 stop33h 10mMultiple Airlines
Sat 10/510:45 p.m.HNL - YYZ
2 stops18h 09mMultiple Airlines
Deal found 1/4C$ 586
Sun 11/56:30 a.m.YYZ - HNL
2 stops15h 22mDelta
Sat 17/54:10 p.m.HNL - YYZ
2 stops16h 50mDelta
Deal found 31/3C$ 589
Mon 28/46:33 a.m.YOW - HNL
1 stop13h 10mUnited Airlines
Mon 5/57:50 p.m.HNL - YOW
2 stops19h 45mUnited Airlines
Deal found 31/3C$ 597
Sat 25/1012:00 p.m.YYZ - HNL
2 stops15h 36mWestJet
Sat 1/1111:45 p.m.HNL - YYZ
1 stop25h 29mWestJet
Deal found 1/4C$ 602
Tue 30/97:00 a.m.YUL - HNL
2 stops44h 36mWestJet
Fri 31/102:40 p.m.HNL - YUL
2 stops28h 00mWestJet
Deal found 1/4C$ 643
Tue 2/98:05 a.m.YUL - HNL
1 stop16h 28mUnited Airlines
Wed 10/911:10 a.m.HNL - YUL
1 stop13h 43mUnited Airlines
Deal found 31/3C$ 652
Sat 16/87:00 a.m.YUL - HNL
2 stops20h 20mDelta
Fri 29/810:33 p.m.HNL - YUL
2 stops18h 36mDelta
Deal found 1/4C$ 653

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to O'ahu 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 2 April 2025.
Use the filters below to find and compare flights from Ontario to O'ahu that are best for you.

Fly from

Ontario

Fly to

O'ahu

Route

Depart

Return

Price

HamiltonHonolulu

YHM - HNL

YHMHNL

Hamilton

Wed 4/6

6:00 a.m.-9:37 p.m.

2 stops21h 37m

Honolulu

Mon 16/6

10:45 p.m.-12:41 a.m.

2 stops19h 56m

C$ 402

OttawaHonolulu

YOW - HNL

YOWHNL

Ottawa

Thu 10/7

6:10 a.m.-9:37 p.m.

2 stops21h 27m

Honolulu

Sat 19/7

10:45 p.m.-12:41 a.m.

2 stops43h 56m

C$ 513

TorontoHonolulu

YYZ - HNL

YYZHNL

Toronto Pearson Intl

Wed 30/4

9:45 a.m.-12:55 p.m.

1 stop33h 10m

Honolulu

Sat 10/5

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

2 stops18h 09m

C$ 586

TorontoHonolulu

YYZ - HNL

YYZHNL

Toronto Pearson Intl

Sun 11/5

6:30 a.m.-3:52 p.m.

2 stops15h 22m

Honolulu

Sat 17/5

4:10 p.m.-3:00 p.m.

2 stops16h 50m

C$ 589

TorontoHonolulu

YYZ - HNL

YYZHNL

Toronto Pearson Intl

Thu 1/5

8:45 a.m.-8:00 p.m.

1 stop17h 15m

Honolulu

Sat 10/5

7:55 p.m.-4:35 p.m.

1 stop14h 40m

C$ 597

OttawaHonolulu

YOW - HNL

YOWHNL

Ottawa

Mon 28/4

6:33 a.m.-1:43 p.m.

1 stop13h 10m

Honolulu

Mon 5/5

7:50 p.m.-9:35 p.m.

2 stops19h 45m

C$ 597

TorontoHonolulu

YYZ - HNL

YYZHNL

Toronto Pearson Intl

Fri 15/8

10:25 p.m.-7:56 p.m.

1 stop27h 31m

Honolulu

Thu 21/8

10:45 p.m.-5:39 p.m.

1 stop12h 54m

C$ 606

TorontoHonolulu

YYZ - HNL

YYZHNL

Toronto Pearson Intl

Tue 13/5

6:30 a.m.-8:48 p.m.

1 stop20h 18m

Honolulu

Tue 10/6

10:05 p.m.-8:32 p.m.

1 stop16h 27m

C$ 626

MontrealHonolulu

YUL - HNL

YULHNL

Montreal Pierre Elliott Trudeau Intl

Tue 2/9

8:05 a.m.-6:33 p.m.

1 stop16h 28m

Honolulu

Wed 10/9

11:10 a.m.-6:53 a.m.

1 stop13h 43m

C$ 652

MontrealHonolulu

YUL - HNL

YULHNL

Montreal Pierre Elliott Trudeau Intl

Sat 16/8

7:00 a.m.-9:20 p.m.

2 stops20h 20m

Honolulu

Fri 29/8

10:33 p.m.-11:09 p.m.

2 stops18h 36m

C$ 653

Flights are sorted by cheapest round-trip flights first.

Deals found on 31/3

Showing 1-10 of 45 results
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Best time to book a flight from Ontario to O'ahu

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

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

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to O'ahu (average of C$ 371). Flying from Region of Ontario to O'ahu in July is currently the most expensive (average of C$ 615). 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.

What is the cheapest time of day to fly from ON to FUW?

Find hourly flight availability from Ontario to O'ahu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 April 2025.

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

Rainfall in O'ahu by month

Plan your trip to O'ahu by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in O'ahu ranges from 8.0 - 81.0 mm per month. December is typically the wettest month, when rainfall can reach 81.0 mm. June is typically the driest time to visit O'ahu when rainfall is around 8.0 mm.

Temperature in O'ahu by month

Plan your trip to O'ahu by taking into account the average temperature totals by month.

If weather is an important factor for your trip to O'ahu, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 C).

Reviews of airlines servicing O'ahu

Get insights into the airlines that provide service to O'ahu. 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 O'ahu. Reviews last updated 2 April 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Ontario to O'ahu have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
8.0
Very good

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Ontario to O'ahu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from Region of Ontario to O'ahu one-way?

    One-way options have recently been found by users for as low as C$ 231 on WestJet. Other airlines that offer cheap prices include Air Canada from C$ 263 and United Airlines from C$ 346 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to O'ahu (average of C$ 371). Flying from Region of Ontario to O'ahu in July is currently the most expensive (average of C$ 615). 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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Alternative routes for Ontario to O'ahu

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

Top 6 airlines flying from Ontario to O'ahu

Discover the top 6 airlines that operate flights from Ontario to O'ahu. 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 2 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 305AverageC$ 1,094FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 493AverageC$ 826FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 613AverageC$ 974FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 613AverageC$ 781FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 665AverageC$ 867FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
WestJet EncoreCheapestC$ 1,142AverageC$ 1,211FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights

Fly with Cheapflights

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

Deals for Ontario to O'ahu flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

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 O'ahu from Ontario.

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

Yes, we can. To see specific flights from Ontario to O'ahu with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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