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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 12/4. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:59 pm - 12:11 amONT-YYZ
54h 12m2 stops
Multiple Airlines Logo
8:00 pm - 9:17 pmYYZ-ONT
28h 17m1 stop
$287Multiple Airlines
Find Deal
Mon, Dec 8 - Mon, Dec 15
Multiple Airlines Logo
5:18 pm - 6:20 amONT-YYZ
10h 02m1 stop
Multiple Airlines Logo
8:00 pm - 9:17 pmYYZ-ONT
28h 17m1 stop
$298Multiple Airlines
Find Deal
Mon, Dec 8 - Mon, Dec 15
Multiple Airlines Logo
6:15 am - 6:20 amONT-YYZ
21h 05m1 stop
Multiple Airlines Logo
9:35 am - 9:17 pmYYZ-ONT
14h 42m1 stop
$305Multiple Airlines
Find Deal
Sat, Dec 6 - Sat, Dec 13
Multiple Airlines Logo
6:15 am - 11:11 pmONT-YYZ
13h 56m2 stops
Multiple Airlines Logo
7:55 pm - 9:17 pmYYZ-ONT
28h 22m1 stop
$320Multiple Airlines
Find Deal
Fri, Dec 5 - Sun, Dec 7
Alaska Airlines Logo
1:46 pm - 3:35 pmONT-YYZ
22h 49m2 stops
Alaska Airlines Logo
4:45 pm - 7:16 pmYYZ-ONT
29h 31m2 stops
$469Alaska Airlines
Find Deal
Thu, Jan 8 - Mon, Jan 12
Delta Logo
5:49 pm - 4:15 pmONT-YYZ
19h 26m2 stops
Delta Logo
5:15 pm - 11:13 amYYZ-ONT
20h 58m2 stops
$483Delta
Find Deal
Mon, Dec 8 - Mon, Dec 15
Alaska Airlines Logo
6:00 am - 3:35 pmONT-YYZ
30h 35m1 stop
Alaska Airlines Logo
4:45 pm - 6:33 pmYYZ-ONT
28h 48m1 stop
$484Alaska Airlines
Find Deal
Wed, Dec 3 - Tue, Dec 9
Delta Logo
6:40 am - 11:27 pmONT-YYZ
13h 47m2 stops
Delta Logo
10:05 am - 10:47 pmYYZ-ONT
15h 42m2 stops
$508Delta
Find Deal
Sat, Dec 6 - Sat, Dec 13
United Airlines Logo
5:00 am - 9:34 amONT-YTZ
25h 34m2 stops
United Airlines Logo
6:10 pm - 9:21 pmYTZ-ONT
30h 11m2 stops
$772United Airlines
Find Deal
Wed, Apr 1 - Mon, Apr 13
United Airlines Logo
1:00 pm - 11:39 amONT-YTZ
19h 39m2 stops
United Airlines Logo
6:10 pm - 9:21 pmYTZ-ONT
30h 11m2 stops
$776United Airlines
Find Deal
Wed, Apr 22 - Fri, Apr 24

Alaska Airlines flights from Ontario to Toronto

Our best Alaska Airlines deals on Ontario to Toronto flight tickets
Alaska Airlines
Jan 8
ONT1:46 pmOntario
22h 49m
2 stops
YYZ3:35 pmToronto Pearson Intl
Jan 12
YYZ4:45 pmToronto Pearson Intl
29h 31m
2 stops
ONT7:16 pmOntario
$469
Find similar
Alaska Airlines
Dec 3
ONT6:00 amOntario
30h 35m
1 stop
YYZ3:35 pmToronto Pearson Intl
Dec 9
YYZ4:45 pmToronto Pearson Intl
28h 48m
1 stop
ONT6:33 pmOntario
$484
Find similar
Alaska Airlines
Feb 13
ONT6:22 pmOntario
18h 13m
2 stops
YYZ3:35 pmToronto Pearson Intl
Feb 20
YYZ4:45 pmToronto Pearson Intl
27h 57m
2 stops
ONT5:42 pmOntario
$489
Find similar

Delta flights from Ontario to Toronto

Our best Delta deals on Ontario to Toronto flight tickets
Delta
Dec 8
ONT5:49 pmOntario
19h 26m
2 stops
YYZ4:15 pmToronto Pearson Intl
Dec 15
YYZ5:15 pmToronto Pearson Intl
20h 58m
2 stops
ONT11:13 amOntario
$483
Find similar
Delta
Dec 6
ONT6:40 amOntario
13h 47m
2 stops
YYZ11:27 pmToronto Pearson Intl
Dec 13
YYZ10:05 amToronto Pearson Intl
15h 42m
2 stops
ONT10:47 pmOntario
$508
Find similar
Delta
Nov 7
ONT10:00 pmOntario
19h 42m
2 stops
YYZ8:42 pmToronto Pearson Intl
Nov 10
YYZ6:05 amToronto Pearson Intl
19h 59m
2 stops
ONT11:04 pmOntario
$904
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 November 3, 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 12/8

2:59 pm-12:11 am

2 stops54h 12m

Toronto Pearson Intl

Mon 12/15

8:00 pm-9:17 pm

1 stop28h 17m

$287

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 12/8

5:18 pm-6:20 am

1 stop10h 02m

Toronto Pearson Intl

Mon 12/15

8:00 pm-9:17 pm

1 stop28h 17m

$298

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Sat 12/6

6:15 am-6:20 am

1 stop21h 05m

Toronto Pearson Intl

Sat 12/13

9:35 am-9:17 pm

1 stop14h 42m

$305

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Fri 12/5

6:15 am-11:11 pm

2 stops13h 56m

Toronto Pearson Intl

Sun 12/7

7:55 pm-9:17 pm

1 stop28h 22m

$320

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Thu 1/8

1:46 pm-3:35 pm

2 stops22h 49m

Toronto Pearson Intl

Mon 1/12

4:45 pm-7:16 pm

2 stops29h 31m

$469

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 12/8

5:49 pm-4:15 pm

2 stops19h 26m

Toronto Pearson Intl

Mon 12/15

5:15 pm-11:13 am

2 stops20h 58m

$483

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 12/3

6:00 am-3:35 pm

1 stop30h 35m

Toronto Pearson Intl

Tue 12/9

4:45 pm-6:33 pm

1 stop28h 48m

$484

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Sat 12/6

6:40 am-11:27 pm

2 stops13h 47m

Toronto Pearson Intl

Sat 12/13

10:05 am-10:47 pm

2 stops15h 42m

$508

OntarioToronto

ONT - YTZ

ONTYTZ

Ontario

Wed 4/1

5:00 am-9:34 am

2 stops25h 34m

Toronto Island

Mon 4/13

6:10 pm-9:21 pm

2 stops30h 11m

$772

OntarioToronto

ONT - YTZ

ONTYTZ

Ontario

Wed 4/22

1:00 pm-11:39 am

2 stops19h 39m

Toronto Island

Fri 4/24

6:10 pm-9:21 pm

2 stops30h 11m

$776

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 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 $361. 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 $591.

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 $304. 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 $586. 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

Direct flights

None
There are no direct flights from Ontario to Toronto. There are no popular flight routes from Ontario to Toronto.
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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 8h 54m.

  • 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 $159Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights
Air CanadaPriceFrom $279Free CancellationRating
7.1
10,394 reviews
Search Air Canada flights
DeltaPriceFrom $329Free CancellationRating
7.9
8,001 reviews
Search Delta flights
American AirlinesPriceFrom $458Free CancellationRating
7.2
11,036 reviews
Search American Airlines 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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Wed 12/3
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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