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Cheap flights from Ontario to Toronto from $126

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Toronto departing on 8/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Ontario to Toronto

Cheap round-trip flights

Logo
10:28 pm - 7:45 pmONT-YYZ
18h 17m1 stop
Logo
9:30 am - 9:56 pmYYZ-ONT
15h 26m1 stop
$321
Find Deal
Mon, Sep 8 - Tue, Sep 16
Logo
10:28 pm - 7:45 pmONT-YYZ
18h 17m1 stop
Logo
9:30 am - 9:56 pmYYZ-ONT
15h 26m1 stop
$336
Find Deal
Mon, Sep 22 - Wed, Oct 1
Logo
7:30 pm - 6:20 amONT-YYZ
7h 50m1 stop
Logo
8:05 pm - 8:42 pmYYZ-ONT
27h 37m1 stop
$347
Find Deal
Thu, Oct 2 - Mon, Oct 6
Logo
7:30 pm - 6:20 amONT-YYZ
7h 50m1 stop
Logo
9:30 am - 8:42 pmYYZ-ONT
14h 12m1 stop
$350
Find Deal
Thu, Oct 2 - Wed, Oct 8
Logo
8:00 am - 10:52 pmONT-YYZ
11h 52m2 stops
Logo
9:30 am - 8:42 pmYYZ-ONT
14h 12m1 stop
$351
Find Deal
Wed, Oct 1 - Wed, Oct 8
Logo
10:28 pm - 7:45 pmONT-YYZ
18h 17m1 stop
Logo
11:00 am - 9:56 pmYYZ-ONT
13h 56m2 stops
$353
Find Deal
Mon, Sep 22 - Wed, Oct 1
Logo
8:00 am - 7:58 pmONT-YYZ
8h 58m1 stop
Logo
9:30 am - 8:42 pmYYZ-ONT
14h 12m1 stop
$354
Find Deal
Wed, Oct 1 - Tue, Oct 7
Logo
10:28 pm - 7:45 pmONT-YYZ
18h 17m1 stop
Logo
11:00 am - 9:56 pmYYZ-ONT
13h 56m2 stops
$355
Find Deal
Mon, Sep 8 - Tue, Sep 16
Air Canada Logo
5:10 am - 7:46 pmONT-YTZ
11h 36m2 stops
Air Canada Logo
12:25 pm - 8:43 pmYTZ-ONT
11h 18m2 stops
$845Air Canada
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Fri, Aug 29 - Sun, Aug 31
Air Canada Logo
5:10 am - 7:46 pmONT-YTZ
11h 36m2 stops
Air Canada Logo
12:25 pm - 8:43 pmYTZ-ONT
11h 18m2 stops
$895Air Canada
Find Deal
Fri, Aug 29 - Sun, Aug 31

Alaska Airlines flights from Ontario to Toronto

Our best Alaska Airlines deals on Ontario to Toronto flight tickets
Alaska Airlines
Aug 13
ONT4:00 pmOntario
20h 00m
1 stop
YYZ3:00 pmToronto Pearson Intl
Sep 2
YYZ4:45 pmToronto Pearson Intl
20h 59m
1 stop
ONT10:44 amOntario
$766
Find similar
Alaska Airlines
Aug 13
ONT6:58 pmOntario
17h 02m
1 stop
YYZ3:00 pmToronto Pearson Intl
Jan 10
YYZ4:45 pmToronto Pearson Intl
8h 52m
1 stop
ONT10:37 pmOntario
$803
Find similar
Alaska Airlines
Aug 13
ONT4:00 pmOntario
20h 00m
1 stop
YYZ3:00 pmToronto Pearson Intl
Jan 10
YYZ4:45 pmToronto Pearson Intl
20h 23m
2 stops
ONT10:08 amOntario
$806
Find similar

United Airlines flights from Ontario to Toronto

Our best United Airlines deals on Ontario to Toronto flight tickets
United Airlines
Aug 6
ONT5:05 amOntario
14h 43m
1 stop
YYZ10:48 pmToronto Pearson Intl
Sep 4
YYZ6:30 amToronto Pearson Intl
17h 03m
1 stop
ONT8:33 pmOntario
$898
Find similar
United Airlines
Aug 11
ONT1:34 pmOntario
6h 14m
1 stop
YYZ10:48 pmToronto Pearson Intl
Aug 24
YYZ8:40 amToronto Pearson Intl
11h 49m
1 stop
ONT5:29 pmOntario
$908
Find similar
United Airlines
Aug 5
ONT7:00 amOntario
6h 44m
1 stop
YYZ4:44 pmToronto Pearson Intl
Sep 4
YYZ10:30 amToronto Pearson Intl
13h 03m
1 stop
ONT8:33 pmOntario
$927
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Toronto 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, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Ontario to Toronto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 9/8

10:28 pm-7:45 pm

1 stop18h 17m

Toronto Pearson Intl

Tue 9/16

9:30 am-9:56 pm

1 stop15h 26m

$321

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 9/22

10:28 pm-7:45 pm

1 stop18h 17m

Toronto Pearson Intl

Wed 10/1

9:30 am-9:56 pm

1 stop15h 26m

$336

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Thu 10/2

7:30 pm-6:20 am

1 stop7h 50m

Toronto Pearson Intl

Mon 10/6

8:05 pm-8:42 pm

1 stop27h 37m

$347

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Thu 10/2

7:30 pm-6:20 am

1 stop7h 50m

Toronto Pearson Intl

Wed 10/8

9:30 am-8:42 pm

1 stop14h 12m

$350

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 10/1

8:00 am-10:52 pm

2 stops11h 52m

Toronto Pearson Intl

Wed 10/8

9:30 am-8:42 pm

1 stop14h 12m

$351

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 9/22

10:28 pm-7:45 pm

1 stop18h 17m

Toronto Pearson Intl

Wed 10/1

11:00 am-9:56 pm

2 stops13h 56m

$353

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 10/1

8:00 am-7:58 pm

1 stop8h 58m

Toronto Pearson Intl

Tue 10/7

9:30 am-8:42 pm

1 stop14h 12m

$354

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 9/8

10:28 pm-7:45 pm

1 stop18h 17m

Toronto Pearson Intl

Tue 9/16

11:00 am-9:56 pm

2 stops13h 56m

$355

OntarioToronto

ONT - YTZ

ONTYTZ

Ontario

Fri 8/29

5:10 am-7:46 pm

2 stops11h 36m

Toronto Island

Sun 8/31

12:25 pm-8:43 pm

2 stops11h 18m

$845

OntarioToronto

ONT - YTZ

ONTYTZ

Ontario

Fri 8/29

5:10 am-7:46 pm

2 stops11h 36m

Toronto Island

Sun 8/31

12:25 pm-8:43 pm

2 stops11h 18m

$895

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Toronto from

How to get the cheapest flight ticket from Ontario to Toronto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Ontario and Toronto?

What is the cheapest month to fly to Toronto?

The month of November is, on average, the cheapest month to fly to Toronto from Ontario, with most prices found around $317. If you are unable to visit Toronto during the month of November, then departing from Ontario during the month April is also very affordable. Most momondo users find prices during this month for around $350.

What is the cheapest day to depart on your flight to Toronto?

On average, the least expensive day to fly to Toronto from Ontario is on a Thursday. momondo users have found tickets for Thursday departures for as low as $358. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Toronto is Sunday, with ticket prices averaging around $537.

What is the cheapest time of day to depart on your flight to Toronto?

At noon is the cheapest time of day to fly from Ontario to Toronto when you can find flight prices for as low as $295. Flying to Toronto at noon is an ideal time because this is during off-peak travel hours. Flights to Toronto are more costly in the morning, with an average ticket price of $551. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Ontario to Toronto

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Toronto according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Toronto (ONT to YTO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Toronto

Best Price Found

$126

Fastest flight time

7h 50m

Direct flights

None

Airports in Toronto

2 airports
The best one-way flight to Toronto from Ontario in the past 72 hours is $126. The best round-trip flight deal from Ontario to Toronto found on momondo in the last 72 hours is $321.
The fastest flight from Ontario to Toronto takes 7h 50m
There are no direct flights from Ontario to Toronto. Popular non-direct routes for this connection are Ontario Airport - Toronto Island Airport and Ontario Airport - Toronto Pearson Intl Airport.
There are 2 airports near Toronto: Toronto Pearson Intl (YYZ), Toronto Island (YTZ)
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  • How far is Ontario to Toronto by plane?

    A flight from Ontario to Toronto will travel around 2139.9 mi. In terms of flight time, this usually takes a little over 7h 50m.

  • When did momondo last update prices for flights from Ontario Airport to Toronto?

    Prices for flights from Ontario Airport to Toronto are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Toronto?

  • How old do you have to be to fly from Ontario Airport to Toronto?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Toronto.

  • What documentation or ID do you need to fly to Toronto?

    The required travel and health documents for your Toronto trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Toronto. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Ontario to Toronto?

Best airlines flying from Ontario to Toronto

Compare and see reviews for airlines that fly from Ontario to Toronto with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $131Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
Air CanadaPriceFrom $144Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights
American AirlinesPriceFrom $338Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $338Free CancellationRating
8.0
7,981 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Toronto?

Finding the right flight to Toronto from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Toronto quick and easy, saving you time and money.

Can I find flights from Ontario to Toronto with flexible booking policies on momondo?

Yes. All flights to Toronto from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Toronto?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Toronto.

I’m not ready to book a flight from Ontario to Toronto right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Toronto from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to Canada

Fly into one of these airports located in Toronto

Airports listed have a maximum distance of 52.0 mi from Toronto
Toronto Region of Waterloo Intl Airport
Toronto Island Airport
Toronto Pearson Intl Airport