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?

Thunder Bay is currently the cheapest airport to fly to in Ontario. One-way flights to Thunder Bay typically cost $101, while return flights cost around $167.

How much is a return flight to Ontario?

A return flight to Ontario will typically cost around $328, however they can be found for as little as $252.

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).

$710+ Cheap Flights to Ontario

Flights to Ontario in 2026

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 1 September 2026.

Mon 2/1114:00 -

3 stops31h 00m

Thu 28/107:30 -

3 stops46h 35m

Deal found 27/8$1,595

Fri 16/1014:15 -

3 stops30h 20m

Fri 23/1007:20 -

3 stops38h 15m

Deal found 1/9$1,646

Sun 11/1011:15 -

1 stop26h 55m

Sun 25/1001:30 -

1 stop41h 20m

Deal found 28/8$1,689

Thu 1/1013:15 -

3 stops40h 05m

Thu 29/1006:10 -

3 stops39h 25m

Deal found 28/8$1,703

Mon 2/1110:40 -

2 stops29h 19m

Tue 26/112:10 -

2 stops28h 20m

Deal found 27/8$1,707

Fri 16/1014:15 -

3 stops30h 30m

Thu 29/1009:35 -

3 stops36h 00m

Deal found 29/8$1,710

Wed 14/1010:15 -

2 stops28h 39m

Wed 21/1007:00 -

2 stops33h 50m

Deal found 30/8$1,713

Tue 3/1110:40 -

2 stops28h 35m

Tue 10/1112:15 -

2 stops28h 15m

Deal found 27/8$1,715

Tue 13/1010:15 -

2 stops28h 00m

Tue 20/1011:38 -

2 stops29h 12m

Deal found 29/8$1,717

Thu 22/1015:50 -

1 stop37h 55m

Thu 5/1121:05 -

1 stop41h 45m

Deal found 31/8$1,717

Mon 12/1010:15 -

2 stops39h 08m

Mon 19/1006:00 -

2 stops34h 50m

Deal found 27/8$1,718

Fri 16/1014:15 -

3 stops30h 30m

Fri 30/1009:35 -

3 stops36h 00m

Deal found 31/8$1,729

Best flights to Ontario
Discover carefully curated flight deals to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 September 2026.

Tue 3/1110:40 -

2 stops28h 35m

Tue 10/1112:15 -

2 stops28h 15m

Deal found 27/8$1,715

Thu 22/1015:50 -

1 stop37h 55m

Thu 5/1121:10 -

2 stops43h 15m

Deal found 30/8$1,943

Mon 19/1010:20 -

2 stops25h 40m

Tue 3/1107:35 -

2 stops34h 00m

Deal found 28/8$2,113

Fri 30/1011:05 -

1 stop25h 50m

Sun 1/1114:20 -

1 stop29h 40m

Deal found 31/8$2,140

Wed 14/1010:20 -

1 stop21h 03m

Wed 21/1014:35 -

2 stops26h 45m

Deal found 30/8$2,398

Mon 28/910:20 -

2 stops26h 16m

Mon 28/1215:45 -

2 stops49h 20m

Deal found 31/8$2,892

Mon 2/1120:30 -

2 stops33h 55m

Thu 28/115:25 -

2 stops47h 10m

Deal found 27/8$3,146

Tue 10/1110:40 -

2 stops27h 17m

Tue 17/1109:45 -

2 stops30h 45m

Deal found 28/8$1,718

Sat 13/210:40 -

2 stops29h 21m

Wed 24/206:15 -

2 stops34h 15m

Deal found 27/8$1,778

Fri 26/222:10 -

1 stop31h 55m

Sun 7/321:05 -

2 stops33h 20m

Deal found 1/9$2,013

Thu 22/1015:50 -

2 stops41h 52m

Tue 27/1014:45 -

2 stops37h 35m

Deal found 27/8$2,129

Sun 14/210:40 -

2 stops29h 11m

Mon 22/218:15 -

2 stops44h 35m

Deal found 1/9$1,782

Wed 10/215:50 -

1 stop38h 15m

Sun 14/221:05 -

1 stop29h 15m

Deal found 31/8$2,064

Thu 22/1010:15 -

2 stops28h 07m

Thu 5/1107:00 -

2 stops33h 30m

Deal found 29/8$1,785

Thu 1/1017:50 -

2 stops35h 30m

Thu 29/1005:30 -

3 stops33h 55m

Deal found 28/8$2,162

Tue 13/1010:20 -

2 stops26h 10m

Tue 20/1015:35 -

2 stops25h 45m

Deal found 29/8$2,535

Thu 24/1221:10 -

1 stop32h 55m

Sat 9/121:10 -

1 stop30h 10m

Deal found 27/8$2,124

Thu 24/1221:10 -

1 stop32h 55m

Sat 9/116:10 -

2 stops35h 10m

Deal found 27/8$2,279

Mon 12/1010:20 -

2 stops23h 00m

Mon 19/1015:35 -

2 stops25h 45m

Deal found 28/8$2,538

Wed 10/213:20 -

2 stops24h 20m

Sun 14/214:20 -

2 stops27h 00m

Deal found 31/8$2,893

Thu 29/1010:20 -

2 stops27h 51m

Mon 2/1107:50 -

2 stops33h 45m

Deal found 31/8$2,538

Thu 15/1020:30 -

1 stop36h 30m

Thu 22/1007:25 -

2 stops56h 00m

Deal found 31/8$2,447

Thu 1/1009:20 -

1 stop21h 48m

Thu 29/1017:40 -

1 stop23h 55m

Deal found 28/8$2,546

Fri 18/1216:30 -

2 stops37h 35m

Sun 10/121:10 -

2 stops33h 10m

Deal found 30/8$2,713

Sun 11/1022:20 -

2 stops34h 40m

Mon 26/1008:00 -

2 stops35h 15m

Deal found 28/8$2,469

Wed 30/909:15 -

2 stops28h 35m

Wed 7/1007:00 -

2 stops33h 50m

Deal found 31/8$2,485

Thu 22/1010:20 -

2 stops26h 10m

Tue 27/1010:45 -

3 stops30h 50m

Deal found 27/8$2,641

Mon 28/909:15 -

2 stops27h 58m

Sat 28/1106:00 -

2 stops34h 30m

Deal found 31/8$2,553

Thu 17/1221:10 -

2 stops38h 20m

Mon 18/117:40 -

2 stops33h 40m

Deal found 1/9$2,592

Fri 16/1010:20 -

2 stops26h 10m

Fri 23/1010:45 -

3 stops30h 35m

Deal found 1/9$2,759

Find flights to Ontario

One-wayReturn

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

Return from	$1,595
One-way from	$710
Popular in	December
Cheapest in	March
Average price	$2,050
Good round-trip deal	$2,255 or less

2/11-28/1
6 total stops
77h 35m total
Sydney to Toronto

Search Deals

21/10
2 total stops
31h 03m total
Sydney to Ontario

Search Deals

Highest demand for flights based on searches. 1% potential increase in price ($35 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($40 potential savings vs. average return price).

Search Deals

Average for return flights in September 2026

Search Deals

Price to beat on a round-trip flight from Sydney Kingsford Smith to Ontario.

Search Deals

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyToronto

SYD Sydney Kingsford Smith - YYZ Toronto Pearson Intl

SYDYYZ

Sydney Kingsford Smith

Tue 3/11

10:40-23:15

2 stops28h 35m

Toronto Pearson Intl

Tue 10/11

12:15-08:30

2 stops28h 15m

$1,715

SydneyToronto

SYD Sydney Kingsford Smith - YYZ Toronto Pearson Intl

SYDYYZ

Sydney Kingsford Smith

Tue 10/11

10:40-21:57

2 stops27h 17m

Toronto Pearson Intl

Tue 17/11

09:45-08:30

2 stops30h 45m

$1,718

SydneyToronto

SYD Sydney Kingsford Smith - YYZ Toronto Pearson Intl

SYDYYZ

Sydney Kingsford Smith

Sat 13/2

10:40-00:01

2 stops29h 21m

Toronto Pearson Intl

Wed 24/2

06:15-08:30

2 stops34h 15m

$1,778

SydneyMontreal

SYD Sydney Kingsford Smith - YUL Montreal Pierre Elliott Trudeau Intl

SYDYUL

Sydney Kingsford Smith

Sun 14/2

10:40-23:51

2 stops29h 11m

Montreal Pierre Elliott Trudeau Intl

Mon 22/2

18:15-06:50

2 stops44h 35m

$1,782

SydneyMontreal

SYD Sydney Kingsford Smith - YUL Montreal Pierre Elliott Trudeau Intl

SYDYUL

Sydney Kingsford Smith

Thu 22/10

10:15-23:22

2 stops28h 07m

Montreal Pierre Elliott Trudeau Intl

Thu 5/11

07:00-08:30

2 stops33h 30m

$1,785

SydneyMontreal

SYD Sydney Kingsford Smith - YUL Montreal Pierre Elliott Trudeau Intl

SYDYUL

Sydney Kingsford Smith

Thu 22/10

15:50-14:45

1 stop37h 55m

Montreal Pierre Elliott Trudeau Intl

Thu 5/11

21:10-08:25

2 stops43h 15m

$1,943

SydneyMontreal

SYD Sydney Kingsford Smith - YUL Montreal Pierre Elliott Trudeau Intl

SYDYUL

Sydney Kingsford Smith

Fri 26/2

22:10-14:05

1 stop31h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 7/3

21:05-22:25

2 stops33h 20m

$2,013

SydneyMontreal

SYD Sydney Kingsford Smith - YUL Montreal Pierre Elliott Trudeau Intl

SYDYUL

Sydney Kingsford Smith

Wed 10/2

15:50-14:05

1 stop38h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 14/2

21:05-18:20

1 stop29h 15m

$2,064

SydneyToronto

SYD Sydney Kingsford Smith - YTZ Toronto Island

SYDYTZ

Sydney Kingsford Smith

Mon 19/10

10:20-21:00

2 stops25h 40m

Toronto Island

Tue 3/11

07:35-09:35

2 stops34h 00m

$2,113

SydneyMontreal

SYD Sydney Kingsford Smith - YUL Montreal Pierre Elliott Trudeau Intl

SYDYUL

Sydney Kingsford Smith

Thu 24/12

21:10-14:05

1 stop32h 55m

Montreal Pierre Elliott Trudeau Intl

Sat 9/1

21:10-19:20

1 stop30h 10m

$2,124

Flights are sorted by cheapest return flights first.

Deals found on 1/9

Showing 1-10 of 33 resultsSorted by cheapest first

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.

SYD-YYZ

SYD-YOW

SYD-YUL

SYD-YTZ

SYD-YHM

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

SYD-CAON

SYD-YYZ

SYD-YOW

SYD-YUL

SYD-YTZ

How long is the flight to Ontario?

On average, a flight from Sydney to Ontario takes 28 hours 13 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.

What are the cheapest airlines that fly to Ontario?

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

Rainfall in Ontario 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

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 68 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?

The most popular places in Ontario to fly to are Toronto and Ottawa.

Reviews of airlines servicing Ontario

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

558 reviews

Check prices

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

558 reviews

Asiana Airlines

8.1

Very Good

558 reviews

Check prices

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

257 reviews

Asiana Airlines

8.1

Very Good

558 reviews

Check prices

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

1,466 reviews

Asiana Airlines

8.1

Very Good

558 reviews

Check prices

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

1,087 reviews

Asiana Airlines

8.1

Very Good

558 reviews

Check prices

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

11,566 reviews

Asiana Airlines

8.1

Very Good

558 reviews

Check prices

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?
Thunder Bay is currently the cheapest airport to fly to in Ontario. One-way flights to Thunder Bay typically cost $101, while return flights cost around $167.
How much is a return flight to Ontario?
A return flight to Ontario will typically cost around $328, however they can be found for as little as $252.
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

Browse thousands of different options on Cheapflights for your next trip

Top Ontario destinations

Popular flights to Ontario cities

Complete your trip

Canada flights

Popular routes from Ontario

Flights by cabin class

Popular flights

Popular destinations

Popular routes

Popular Canada flight routes

Airlines

Find flights to Ontario

Flights to Pearson Intl

Flights to Ottawa

Flights to Toronto Island

Flights to Hamilton

Flights to Windsor

Flights to Region of Waterloo Intl

Flights to Toronto

Fly with Cheapflights

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.

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$710+ 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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to Ontario in 2026

Cheapest flights to OntarioExplore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on 1 September 2026.

Explore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on 1 September 2026.

Best flights to OntarioDiscover carefully curated flight deals to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 September 2026.

Discover carefully curated flight deals to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 September 2026.

Direct flights to OntarioExplore direct flight options to Ontario based on user searches, and compare prices and availability for your desired travel dates. Data last updated 1 September 2026.

Explore direct flight options to Ontario based on user searches, and compare prices and availability for your desired travel dates. Data last updated 1 September 2026.

Last-minute flights to OntarioDiscover last-minute flight deals to Ontario. Data last updated 1 September 2026 and is based on user searches.

Discover last-minute flight deals to Ontario. Data last updated 1 September 2026 and is based on user searches.

One-way flights to OntarioSearch for one-way flight options to Ontario. Find affordable one-way fares based on user searches. Data last updated 1 September 2026.

Search for one-way flight options to Ontario. Find affordable one-way fares based on user searches. Data last updated 1 September 2026.

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 1 September 2026

Explore Ontario

Find flight deals to Ontario

Return from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Cheapflights Fare Finder

Use the filters below to find and compare flights to Ontario that are best for you.

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.

Cheapflights Insights

How long is the flight to Ontario?

On average, a flight from Sydney to Ontario takes 28 hours 13 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.

What are the cheapest airlines that fly to Ontario?

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

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.

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

The best time to book flights to Ontario is 68 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 1 September 2026.

The most popular places in Ontario to fly to are Toronto and Ottawa.

Reviews of airlines servicing Ontario

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.

FAQs about flying to Ontario

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

What is the best airline to fly to Ontario?

What is the cheapest airport to fly to in Ontario?

How much is a return flight to Ontario?

Where does the fastest flight to Ontario depart from?

Does Toronto Pearson Intl have car hire?

Are there hotels close to Toronto Pearson Intl?

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.

Find flights to Ontario

Select your preferred flight destination in Ontario from the list below.

Domestic flights to Ontario

The most popular flights to Ontario we’ve come across at this time.

Complete your trip

Complete your trip to Ontario by booking a hire car and/or hotel room.

Popular places in Canada

Not sure where to visit in Canada? Start by selecting one of the most popular places in Canada below to filter down your possible destination.

Popular flight routes departing from Ontario

Check out these popular flight routes departing from from Ontario. Flights updated 1 September 2026.

Search flights to Ontario by cabin class

Find flights to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Browse our most popular destinations

Most traveled routes by our users

Popular Canada flight routes

Browse through the most popular flight routes to Canada at this time.

Fly your favourite airline to Ontario

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Fly with Cheapflights

How does Cheapflights help users find flights to Ontario?

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 1 September 2026.

Best flights to Ontario
Discover carefully curated flight deals to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 September 2026.

Direct flights to Ontario
Explore direct flight options to Ontario based on user searches, and compare prices and availability for your desired travel dates. Data last updated 1 September 2026.

Last-minute flights to Ontario
Discover last-minute flight deals to Ontario. Data last updated 1 September 2026 and is based on user searches.

One-way flights to Ontario
Search for one-way flight options to Ontario. Find affordable one-way fares based on user searches. Data last updated 1 September 2026.