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$1,132+ 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 17/8. Fares are subject to change and may not be available on all flights or dates of travel.
— YYZ
20 Aug — 27 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to Ontario in 2026

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 21 July 2026.

Wed 2/913:15
SYD
-
YYZ
2 stops31h 07m
Multiple Airlines
Wed 9/918:35
YYZ
-
SYD
2 stops27h 15m
Multiple Airlines
Deal found 18/7$1,500
Thu 15/1014:15
SYD
-
YYZ
3 stops36h 40m
Multiple Airlines
Mon 2/1107:45
YYZ
-
SYD
3 stops36h 50m
Multiple Airlines
Deal found 19/7$1,574
Fri 16/1014:15
SYD
-
YYZ
3 stops30h 30m
Multiple Airlines
Sat 31/1006:30
YYZ
-
SYD
3 stops48h 35m
Multiple Airlines
Deal found 16/7$1,673
Wed 2/909:15
SYD
-
YYZ
2 stops37h 40m
Delta
Tue 15/911:38
YYZ
-
SYD
2 stops29h 12m
Delta
Deal found 17/7$1,710
Mon 28/909:15
SYD
-
YYZ
2 stops26h 44m
Delta
Sat 10/1007:45
YYZ
-
SYD
2 stops57h 05m
Delta
Deal found 19/7$1,712
Mon 2/1110:40
SYD
-
YUL
2 stops29h 19m
Delta
Tue 17/1107:00
YUL
-
SYD
2 stops33h 30m
Delta
Deal found 19/7$1,712
Wed 2/909:15
SYD
-
YYZ
2 stops37h 40m
Delta
Mon 14/917:54
YYZ
-
SYD
2 stops22h 56m
Delta
Deal found 16/7$1,714
Mon 2/1110:40
SYD
-
YYZ
2 stops28h 11m
Delta
Sat 21/1118:00
YYZ
-
SYD
2 stops46h 30m
Delta
Deal found 20/7$1,716
Mon 2/1106:00
SYD
-
YYZ
3 stops39h 13m
Multiple Airlines
Wed 18/1107:45
YYZ
-
SYD
3 stops46h 20m
Multiple Airlines
Deal found 20/7$1,746
Fri 4/909:15
SYD
-
YYZ
2 stops28h 42m
Delta
Wed 16/917:54
YYZ
-
SYD
2 stops22h 56m
Delta
Deal found 17/7$1,780
Sun 27/909:15
SYD
-
YYZ
2 stops26h 44m
Delta
Mon 12/1006:15
YYZ
-
SYD
2 stops34h 35m
Delta
Deal found 19/7$1,782
Mon 5/1010:15
SYD
-
YUL
2 stops40h 43m
Delta
Thu 29/1012:50
YUL
-
SYD
2 stops27h 40m
Delta
Deal found 19/7$1,782

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 21 July 2026
Explore Ontario
Look for other cheap flights to Toronto
Look for other cheap flights to Ottawa
Look for other cheap flights to Windsor
Look for other cheap flights to Montreal

Find flight deals to Ontario

Find the latest flights to Ontario in 2026, 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 21 July 2026.

Return from

$1,500

One-way from

$859

Popular in

December

Cheapest in

November

Average price

$2,285

Good round-trip deal

$2,837 or less

Good one-way deal

$2,012 or less
2/9-9/9
  • 2/9-9/9
  • 4 total stops
  • 58h 22m total
  • Sydney to Toronto
Search Deals
Delta
  • Delta
  • 12/8
  • 2 total stops
  • 28h 37m total
  • Sydney to Ontario
Search Deals
Highest demand for flights based on searches. 0% potential increase in price.
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($35 potential savings vs. average return price).
Search Deals
Average for return flights in July 2026
Search Deals
Price to beat on a round-trip flight from Sydney Kingsford Smith to Ontario.
Search Deals
Price to beat on a one-way flight from Sydney Kingsford Smith to Ontario.
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 21 July 2026.
Use the filters below to find and compare flights to Ontario that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Mon 5/10

10:15-11:58

2 stops40h 43m

Montreal Pierre Elliott Trudeau Intl

Thu 29/10

12:50-07:30

2 stops27h 40m

$1,782

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Sat 10/10

10:15-23:22

2 stops28h 07m

Montreal Pierre Elliott Trudeau Intl

Thu 29/10

12:50-07:30

2 stops27h 40m

$1,852

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Fri 4/9

09:15-23:52

2 stops28h 37m

Montreal Pierre Elliott Trudeau Intl

Fri 11/9

14:46-06:50

2 stops26h 04m

$1,856
Fastest return journey

SydneyToronto

SYD - YYZ

SYDYYZ

Sydney Kingsford Smith

Tue 11/8

09:15-18:34

2 stops23h 19m

Toronto Pearson Intl

Tue 18/8

17:50-06:50

2 stops23h 00m

$1,896

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Mon 3/8

09:15-23:52

2 stops28h 37m

Montreal Pierre Elliott Trudeau Intl

Mon 17/8

12:44-06:50

2 stops28h 06m

$1,897

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Mon 27/7

09:15-23:40

2 stops28h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 12/8

12:47-06:50

2 stops28h 03m

$1,897

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Sun 30/8

09:15-23:40

2 stops28h 25m

Montreal Pierre Elliott Trudeau Intl

Sun 6/9

12:47-06:50

2 stops28h 03m

$1,906

SydneyToronto

SYD - YYZ

SYDYYZ

Sydney Kingsford Smith

Thu 20/8

09:15-23:03

2 stops27h 48m

Toronto Pearson Intl

Thu 27/8

07:45-06:50

2 stops33h 05m

$1,994

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Wed 19/8

09:15-23:40

2 stops28h 25m

Montreal Pierre Elliott Trudeau Intl

Fri 28/8

07:00-06:50

2 stops33h 50m

$1,996

SydneyToronto

SYD - YYZ

SYDYYZ

Sydney Kingsford Smith

Thu 13/8

09:15-23:10

2 stops27h 55m

Toronto Pearson Intl

Sat 29/8

16:10-06:50

2 stops24h 40m

$1,999

Flights are sorted by cheapest return flights first.

Deals found on 19/7

Showing 1-10 of 33 resultsSorted by cheapest first
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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 26 hours 27 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.

Weekly flight availability to Ontario

The most flights from Sydney to Ontario are scheduled on a Monday (1 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 $458
Cathay Pacific
Cathay Pacific
From $1,391
Qantas Airways
Qantas Airways
From $966
Fiji Airways
Fiji Airways
From $721

What are the cheapest airlines that fly to Ontario?

The cheapest airlines flying from Sydney to Ontario are WestJet, Delta and Air Canada.

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).

When is the best time to book a flight to Ontario?

The best time to book flights to Ontario is 52 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 21 July 2026.
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 21 July 2026.
Read reviews from past customers who have flown Asiana Airlines,Fiji Airways, 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
8.1
Very Good
553 reviews
Check prices

Boarding

8.3

Food

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,June 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.
Asiana Airlines
8.1
Very Good
553 reviews
Asiana Airlines
8.1
Very Good
553 reviews
Check prices

Boarding

8.3

Food

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,June 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.
Fiji Airways
8.0
Very Good
248 reviews
Asiana Airlines
8.1
Very Good
553 reviews
Check prices

Boarding

8.3

Food

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,June 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.
Cathay Pacific
7.6
Good
1,420 reviews
Asiana Airlines
8.1
Very Good
553 reviews
Check prices

Boarding

8.3

Food

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,June 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.
Qantas Airways
7.5
Good
1,066 reviews
Asiana Airlines
8.1
Very Good
553 reviews
Check prices

Boarding

8.3

Food

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,June 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.
Air Canada
7.1
Good
11,360 reviews
Asiana Airlines
8.1
Very Good
553 reviews
Check prices

Boarding

8.3

Food

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.6

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,June 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.

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?

    Hamilton is currently the cheapest airport to fly to in Ontario. One-way flights to Hamilton typically cost $130, while return flights cost around $129.

  • How much is a return flight to Ontario?

    A return flight to Ontario will typically cost around $305, however they can be found for as little as $129.

  • Where does the fastest flight to Ontario depart from?

    For those looking to save time traveling to Ontario, Sydney Kingsford Smith offers the quickest one-way flight (20 hours 37 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

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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.

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