Find flights
Deals
Airlines

$842+ Cheap flights to Ontario

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
— YYZ
21 Jan — 28 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to Ontario in 2025

Enter your travel dates to find the best prices.

Cheapest flights to Ontario
Explore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on 22 December 2025.

Thu 25/1211:20SYD - YYZ
1 stop24h 15mAir Canada
Thu 15/116:40YYZ - SYD
1 stop22h 15mAir Canada
Deal found 22/12$2,715
Thu 25/1211:20SYD - YUL
1 stop24h 06mAir Canada
Thu 8/113:15YUL - SYD
2 stops28h 20mAir Canada
Deal found 22/12$2,720
Sun 28/1211:25SYD - YYZ
1 stop25h 50mChina Southern
Sun 4/100:30YYZ - SYD
1 stop38h 05mChina Southern
Deal found 19/12$3,046
Thu 25/1206:00SYD - YYZ
2 stops29h 15mMultiple Airlines
Thu 8/116:55YYZ - SYD
2 stops27h 35mMultiple Airlines
Deal found 20/12$3,066
Thu 25/1211:20SYD - YYZ
1 stop34h 39mAir Canada
Thu 8/108:00YYZ - SYD
2 stops30h 55mAir Canada
Deal found 20/12$3,067
Mon 29/1212:30SYD - YYZ
2 stops41h 10mMultiple Airlines
Wed 14/122:15YYZ - SYD
1 stop40h 20mMultiple Airlines
Deal found 20/12$3,104
Mon 29/1222:00SYD - YYZ
1 stop39h 15mChina Southern
Tue 13/100:30YYZ - SYD
1 stop45h 05mChina Southern
Deal found 20/12$3,113
Fri 26/1214:05SYD - YYZ
1 stop24h 39mMultiple Airlines
Sun 18/118:45YYZ - SYD
1 stop43h 50mMultiple Airlines
Deal found 22/12$3,155
Tue 23/1211:20SYD - YUL
1 stop37h 48mAir Canada
Tue 6/113:25YUL - SYD
1 stop25h 30mAir Canada
Deal found 20/12$3,191
Fri 26/1211:20SYD - YYZ
1 stop21h 39mAir Canada
Sun 18/118:55YYZ - SYD
2 stops46h 40mAir Canada
Deal found 20/12$3,208
Thu 25/1208:45SYD - YUL
3 stops30h 37mMultiple Airlines
Thu 8/111:10YUL - SYD
3 stops33h 20mMultiple Airlines
Deal found 22/12$3,265
Wed 24/1211:20SYD - YUL
1 stop25h 40mAir Canada
Wed 7/118:25YUL - SYD
1 stop44h 30mAir Canada
Deal found 21/12$3,296

Find flights to Ontario

Browse one-way and return flights deals to Ontario on Cheapflights. Flight deals are based on user searches and were last updated on 22 December 2025
Explore Ontario
Look for other cheap flights to Toronto
Look for other cheap flights to Ottawa
Look for other cheap flights to Montreal

Find flight deals to Ontario

Find the latest flights to Ontario in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 22 December 2025.

Return from

$1,711

One-way from

$783

Popular in

December

Cheapest in

November

Average price

$2,747
Air Canada
  • Air Canada
  • 4/2-11/2
  • 3 total stops
  • 50h 04m total
  • Sydney to Toronto
Search Deals
19/1
  • 19/1
  • 3 total stops
  • 58h 30m total
  • Sydney to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($146 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($47 potential savings vs. average return price).
Search Deals
Average for return flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Locate flights to Ontario that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 22 December 2025.
Use the filters below to find and compare flights to Ontario that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyToronto

SYD - YTZ

SYDYTZ

Sydney Kingsford Smith

Thu 5/3

11:20-18:10

2 stops22h 50m

Toronto Island

Thu 30/4

15:35-07:20

2 stops25h 45m

$1,726

SydneyToronto

SYD - YTZ

SYDYTZ

Sydney Kingsford Smith

Fri 20/3

10:20-18:10

2 stops22h 50m

Toronto Island

Thu 2/4

15:35-08:20

2 stops25h 45m

$1,781

SydneyToronto

SYD - YTZ

SYDYTZ

Sydney Kingsford Smith

Thu 19/2

11:20-18:10

2 stops22h 50m

Toronto Island

Mon 23/2

18:45-09:35

2 stops46h 50m

$1,816

SydneyToronto

SYD - YYZ

SYDYYZ

Sydney Kingsford Smith

Tue 14/4

09:15-22:57

2 stops27h 42m

Toronto Pearson Intl

Tue 26/5

12:15-06:35

2 stops28h 20m

$1,823

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Tue 3/3

14:15-23:10

2 stops24h 55m

Montreal Pierre Elliott Trudeau Intl

Fri 20/3

16:45-06:05

2 stops70h 20m

$1,828

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Mon 2/3

14:15-23:10

2 stops24h 55m

Montreal Pierre Elliott Trudeau Intl

Wed 25/3

06:00-07:25

2 stops34h 25m

$1,828

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Thu 5/3

14:15-23:45

2 stops25h 30m

Montreal Pierre Elliott Trudeau Intl

Sun 22/3

07:00-06:05

2 stops32h 05m

$1,828

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Mon 2/3

14:15-23:45

2 stops25h 30m

Montreal Pierre Elliott Trudeau Intl

Sat 21/3

12:50-06:05

2 stops50h 15m

$1,828

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Thu 5/3

14:15-23:45

2 stops25h 30m

Montreal Pierre Elliott Trudeau Intl

Tue 24/3

12:50-07:30

2 stops27h 40m

$1,828

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Thu 5/3

10:40-23:10

2 stops28h 30m

Montreal Pierre Elliott Trudeau Intl

Mon 23/3

12:50-07:25

2 stops27h 35m

$1,828

Flights are sorted by cheapest return flights first.

Deals found on 20/12

Showing 1-10 of 31 results
1
2
3
4

Best time to book a flight to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario with our price prediction graph.
Estimated return 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 to Ontario

How long is the flight to Ontario?

On average, a flight from Sydney to Ontario takes 28 hours 0 minutes. Flights to Ontario from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Ontario?

Use this chart to determine the cheapest time to fly return from Sydney to Ontario. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Ontario should consider flying on Tuesday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Thursday evenings, when prices are usually at their highest.

Weekly flight availability to Ontario

The most flights from Sydney to Ontario are scheduled on a Friday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

What are the most popular airlines that fly to Ontario?

The most popular airlines flying from Sydney to Ontario are Air Canada, Cathay Pacific and Qantas Airways.

Air Canada
Air Canada
From $488
Cathay Pacific
Cathay Pacific
From $1,470
Qantas Airways
Qantas Airways
From $1,052
Air New Zealand
Air New Zealand
From $1,077

What are the cheapest airlines that fly to Ontario?

The cheapest airlines flying from Sydney to Ontario are WestJet, Porter Airlines and Fiji Airways.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

What are the most popular places to fly to in Ontario?

Destination popularity is based on the amount of flight searches to Ontario in the last few years. This data was updated on 22 December 2025.
The most popular places in Ontario to fly to are Toronto and Ottawa.

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 December 2025.
Read reviews from past customers who have flown Asiana Airlines, Air New Zealand, andCathay Pacific to Canada. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.2
Very Good
495 reviews
Check prices

Boarding

8.4

Comfort

8.1

Entertainment

7.7

Overall

8.2

Crew

8.6

Food

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

BKK - ICN

We wished that Asiana Airlines website should perform better by itself. Thanks to "Genfly" by Kayak that helped us get the tickets for us. Genfly also follow up with update flights schedule all the way. We gave Asiana Airlines "GOOD", and "Genfly" by Kayak "EXCELLENT" **** BTW...we will do it again nest time. Real passengers.
Asiana Airlines
8.2
Very Good
495 reviews
Asiana Airlines
8.2
Very Good
495 reviews
Check prices

Boarding

8.4

Comfort

8.1

Entertainment

7.7

Overall

8.2

Crew

8.6

Food

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

BKK - ICN

We wished that Asiana Airlines website should perform better by itself. Thanks to "Genfly" by Kayak that helped us get the tickets for us. Genfly also follow up with update flights schedule all the way. We gave Asiana Airlines "GOOD", and "Genfly" by Kayak "EXCELLENT" **** BTW...we will do it again nest time. Real passengers.
Air New Zealand
8.0
Very Good
556 reviews
Asiana Airlines
8.2
Very Good
495 reviews
Check prices

Boarding

8.4

Comfort

8.1

Entertainment

7.7

Overall

8.2

Crew

8.6

Food

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

BKK - ICN

We wished that Asiana Airlines website should perform better by itself. Thanks to "Genfly" by Kayak that helped us get the tickets for us. Genfly also follow up with update flights schedule all the way. We gave Asiana Airlines "GOOD", and "Genfly" by Kayak "EXCELLENT" **** BTW...we will do it again nest time. Real passengers.
Cathay Pacific
7.6
Good
1,102 reviews
Asiana Airlines
8.2
Very Good
495 reviews
Check prices

Boarding

8.4

Comfort

8.1

Entertainment

7.7

Overall

8.2

Crew

8.6

Food

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

BKK - ICN

We wished that Asiana Airlines website should perform better by itself. Thanks to "Genfly" by Kayak that helped us get the tickets for us. Genfly also follow up with update flights schedule all the way. We gave Asiana Airlines "GOOD", and "Genfly" by Kayak "EXCELLENT" **** BTW...we will do it again nest time. Real passengers.
Qantas Airways
7.5
Good
949 reviews
Asiana Airlines
8.2
Very Good
495 reviews
Check prices

Boarding

8.4

Comfort

8.1

Entertainment

7.7

Overall

8.2

Crew

8.6

Food

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

BKK - ICN

We wished that Asiana Airlines website should perform better by itself. Thanks to "Genfly" by Kayak that helped us get the tickets for us. Genfly also follow up with update flights schedule all the way. We gave Asiana Airlines "GOOD", and "Genfly" by Kayak "EXCELLENT" **** BTW...we will do it again nest time. Real passengers.
Air Canada
7.1
Good
10,551 reviews
Asiana Airlines
8.2
Very Good
495 reviews
Check prices

Boarding

8.4

Comfort

8.1

Entertainment

7.7

Overall

8.2

Crew

8.6

Food

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

BKK - ICN

We wished that Asiana Airlines website should perform better by itself. Thanks to "Genfly" by Kayak that helped us get the tickets for us. Genfly also follow up with update flights schedule all the way. We gave Asiana Airlines "GOOD", and "Genfly" by Kayak "EXCELLENT" **** BTW...we will do it again nest time. Real passengers.

FAQs about flying to Ontario

  • Can I find cheaper flights to Ontario if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ontario on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Ontario?

    Based on reviews from Cheapflights users, WestJet is rated the highest out of the airlines that fly to Ontario.

  • What is the cheapest airport to fly to in Ontario?

    Toronto Region of Waterloo Intl is currently the cheapest airport to fly to in Ontario. One-way flights to Toronto Region of Waterloo Intl typically cost $72, while return flights cost around $127.

  • How much is a return flight to Ontario?

    A return flight to Ontario will typically cost around $406, however they can be found for as little as $127.

  • Where does the fastest flight to Ontario depart from?

    For those looking to save time traveling to Ontario, Brisbane offers the quickest one-way flight (22 hours 25 minutes).

  • Does Toronto Pearson Intl have car hire?

    Yes. Those touching down at Toronto Pearson Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Toronto Pearson Intl?

    Yes. Toronto Pearson Intl has hotels nearby for those requiring accommodations. Sheraton Gateway Hotel in Toronto International Airport is the closest property to Toronto Pearson Intl (0.0 km away from Toronto Pearson Intl).

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.

Fly with Cheapflights

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

How does Cheapflights help users find flights to Ontario?

When you search for this flight to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

Why should you use Cheapflights to find cheap flight tickets 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.

Can Cheapflights find flights to Ontario with no change fees?

Certainly. Search results for flights to Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights to Ontario become cheaper?

Yes! Start tracking prices for Ontario flights today and get alerted when prices change. To subscribe and begin receiving alerts, click the bell icon next to the flight deals above and provide your email address.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.