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Cheap flights from Ontario to O'ahu from C$ 228

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — HNL
29 Apr — 6 May1
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 24 April 2025.

Round-trip from

C$ 371

One-way from

C$ 228

Popular in

December

Cheapest in

November

Average price

C$ 733

Good round-trip deal

C$ 1,727 or less

Good one-way deal

C$ 440 or less
WestJet
  • WestJet
  • 12/6-16/6
  • 4 total stops
  • 41h 33m total
  • Ontario to O'ahu
WestJet
  • WestJet
  • 4/6
  • 2 total stops
  • 21h 37m total
  • Ontario to O'ahu
Highest demand for flights based on searches. 3% potential increase in price (C$ 36 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease (C$ 37 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 24 April 2025.

Thu 12/66:00 a.m.YHM - HNL
2 stops21h 37mWestJet
Mon 16/610:45 p.m.HNL - YHM
2 stops19h 56mWestJet
Deal found 23/4C$ 371
Sun 1/67:50 a.m.YOW - HNL
2 stops19h 47mWestJet
Sat 14/610:45 p.m.HNL - YOW
2 stops19h 56mWestJet
Deal found 23/4C$ 381
Wed 11/69:00 a.m.YYZ - HNL
2 stops18h 37mWestJet
Wed 18/610:45 p.m.HNL - YYZ
1 stop11h 54mWestJet
Deal found 22/4C$ 438
Tue 5/86:00 a.m.YKF - HNL
2 stops21h 37mWestJet
Tue 12/810:45 p.m.HNL - YKF
2 stops20h 01mWestJet
Deal found 23/4C$ 438
Wed 1/107:30 a.m.YUL - HNL
1 stop19h 20mAir Canada
Tue 14/109:40 p.m.HNL - YUL
1 stop16h 48mAir Canada
Deal found 23/4C$ 438
Thu 29/56:45 a.m.YUL - HNL
2 stops44h 52mWestJet
Wed 18/610:45 p.m.HNL - YUL
1 stop26h 23mWestJet
Deal found 23/4C$ 443
Tue 6/56:33 a.m.YOW - HNL
1 stop13h 10mUnited Airlines
Tue 13/59:40 p.m.HNL - YOW
2 stops13h 53mUnited Airlines
Deal found 22/4C$ 471
Tue 6/56:33 a.m.YOW - HNL
2 stops21h 30mAir Canada
Sun 11/58:00 a.m.HNL - YOW
2 stops20h 25mAir Canada
Deal found 22/4C$ 472
Wed 7/56:15 a.m.YUL - HNL
2 stops16h 31mUnited Airlines
Wed 14/57:50 p.m.HNL - YUL
1 stop13h 04mUnited Airlines
Deal found 23/4C$ 478
Sun 26/107:00 p.m.YYZ - HNL
1 stop22h 54mAir Canada
Wed 12/112:15 p.m.HNL - YYZ
1 stop19h 17mAir Canada
Deal found 23/4C$ 501
Sat 7/66:00 a.m.YKF - HNL
1 stop19h 56mMultiple Airlines
Sat 14/610:05 p.m.HNL - YKF
1 stop27h 05mMultiple Airlines
Deal found 23/4C$ 510
Sat 7/66:00 a.m.YHM - HNL
1 stop19h 56mMultiple Airlines
Mon 16/610:45 p.m.HNL - YHM
1 stop15h 14mMultiple Airlines
Deal found 23/4C$ 526

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 24 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

Thu 12/6

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$ 371

OttawaHonolulu

YOW - HNL

YOWHNL

Ottawa

Sun 1/6

7:50 a.m.-9:37 p.m.

2 stops19h 47m

Honolulu

Sat 14/6

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

2 stops19h 56m

C$ 381

MontrealHonolulu

YUL - HNL

YULHNL

Montreal Pierre Elliott Trudeau Intl

Wed 1/10

7:30 a.m.-8:50 p.m.

1 stop19h 20m

Honolulu

Tue 14/10

9:40 p.m.-8:28 p.m.

1 stop16h 48m

C$ 438

TorontoHonolulu

YYZ - HNL

YYZHNL

Toronto Pearson Intl

Wed 11/6

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

2 stops18h 37m

Honolulu

Wed 18/6

10:45 p.m.-4:39 p.m.

1 stop11h 54m

C$ 438

TorontoHonolulu

YKF - HNL

YKFHNL

Toronto Region of Waterloo Intl

Tue 5/8

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

2 stops21h 37m

Honolulu

Tue 12/8

10:45 p.m.-12:46 a.m.

2 stops20h 01m

C$ 438

MontrealHonolulu

YUL - HNL

YULHNL

Montreal Pierre Elliott Trudeau Intl

Thu 29/5

6:45 a.m.-9:37 p.m.

2 stops44h 52m

Honolulu

Wed 18/6

10:45 p.m.-7:08 a.m.

1 stop26h 23m

C$ 443

OttawaHonolulu

YOW - HNL

YOWHNL

Ottawa

Tue 6/5

6:33 a.m.-7:43 p.m.

2 stops19h 10m

Honolulu

Fri 9/5

12:30 p.m.-9:58 a.m.

2 stops15h 28m

C$ 471

OttawaHonolulu

YOW - HNL

YOWHNL

Ottawa

Tue 6/5

6:33 a.m.-10:03 p.m.

2 stops21h 30m

Honolulu

Sun 11/5

8:00 a.m.-10:25 a.m.

2 stops20h 25m

C$ 472

MontrealHonolulu

YUL - HNL

YULHNL

Montreal Pierre Elliott Trudeau Intl

Wed 7/5

9:15 a.m.-10:03 p.m.

2 stops18h 48m

Honolulu

Mon 12/5

12:30 p.m.-6:45 a.m.

1 stop12h 15m

C$ 478

TorontoHonolulu

YKF - HNL

YKFHNL

Toronto Region of Waterloo Intl

Sat 7/6

6:00 a.m.-7:56 p.m.

1 stop19h 56m

Honolulu

Sat 14/6

10:05 p.m.-7:10 a.m.

1 stop27h 05m

C$ 510

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/4

Showing 1-10 of 44 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 24 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 24 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.

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
8.0
Very good

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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$ 228 on WestJet. Other airlines that offer cheap prices include Air Canada from C$ 328 and Delta from C$ 341 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 24 April 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 372AverageC$ 771FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 471AverageC$ 1,037FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 577AverageC$ 928FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 582AverageC$ 740FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 641AverageC$ 836FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
WestJet EncoreCheapestC$ 1,101AverageC$ 1,194FlexibilityNo 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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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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