Which layover airport offers the lowest fares from Ontario to Toronto?

Flights via Denver (DEN) offer the lowest average round-trip price of $764.

Which layover airport has the shortest connection time from Ontario to Toronto?

Dallas (DFW) has the shortest average layover time for this route: 1h 13m.

Which layover airport has the shortest travel time from Ontario to Toronto?

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 7h 07m.

Which airport is the most popular layover for flights between Ontario and Toronto?

Denver (DEN) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Ontario to Toronto?

United Airlines and Delta are the most popular carriers operating from Ontario to Toronto

What airlines fly to Toronto?

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to Toronto from Ontario according to our data. Air Canada is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Toronto. Keep in mind that there are 8 different airlines that fly to Toronto on a routine basis, so you have a few additional options to choose from.

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?

The number of operators available for flights from Ontario Airport to Toronto is 4 as of September 2026.

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.

$191 Cheap Flights from Ontario to Toronto in 2026/27

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Find the cheapest flights from Ontario to Toronto

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:35 pm - 3:06 pmONT Ontario-YTZ Toronto Island

15h 31m2 stops Las Vegas Harry Reid Intl Chicago O'Hare Intl

8:20 am - 11:51 pmYTZ Toronto Island-ONT Ontario

18h 31m3 stops Ottawa Washington, D.C. Reagan-National Denver Intl

$406Multiple Airlines

Thu, Nov 5 - Thu, Nov 12

11:52 am - 3:20 pmONT Ontario-YYZ Toronto Pearson Intl

24h 28m3 stops Denver Intl Atlanta Hartsfield-Jackson Fort Lauderdale

7:30 am - 7:28 pmYYZ Toronto Pearson Intl-ONT Ontario

14h 58m2 stops Calgary San Francisco

$407Multiple Airlines

Wed, Oct 28 - Mon, Nov 2

2:22 pm - 10:59 amONT Ontario-YYZ Toronto Pearson Intl

17h 37m2 stops Dallas/Fort Worth Chicago O'Hare Intl

6:21 pm - 11:52 pmYYZ Toronto Pearson Intl-ONT Ontario

8h 31m1 stop Dallas/Fort Worth

$622American Airlines

Sat, Oct 3 - Mon, Oct 5

12:37 pm - 10:59 pmONT Ontario-YYZ Toronto Pearson Intl

7h 22m1 stop Dallas/Fort Worth

1:15 pm - 10:53 pmYYZ Toronto Pearson Intl-ONT Ontario

12h 38m2 stops Chicago O'Hare Intl Phoenix Sky Harbor Intl

$622American Airlines

Thu, Oct 1 - Wed, Oct 14

12:18 pm - 5:14 pmONT Ontario-YYZ Toronto Pearson Intl

25h 56m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

6:00 pm - 5:15 pmYYZ Toronto Pearson Intl-ONT Ontario

26h 15m2 stops New York John F Kennedy Intl Seattle/Tacoma Intl

$626Delta

Mon, Nov 23 - Tue, Dec 1

12:18 pm - 5:14 pmONT Ontario-YYZ Toronto Pearson Intl

25h 56m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

6:00 pm - 5:15 pmYYZ Toronto Pearson Intl-ONT Ontario

26h 15m2 stops New York John F Kennedy Intl Seattle/Tacoma Intl

$629Delta

Thu, Nov 26 - Tue, Dec 1

6:00 am - 8:32 amONT Ontario-YYZ Toronto Pearson Intl

23h 32m2 stops Houston George Bush Intcntl Washington, D.C. Reagan-National

10:00 am - 8:51 pmYYZ Toronto Pearson Intl-ONT Ontario

13h 51m2 stops Washington, D.C. Dulles Intl Denver Intl

$642United Airlines

Thu, Oct 29 - Sat, Oct 31

1:40 pm - 2:25 pmONT Ontario-YYZ Toronto Pearson Intl

21h 45m2 stops Denver Intl Washington, D.C. Dulles Intl

10:53 am - 6:49 pmYYZ Toronto Pearson Intl-ONT Ontario

10h 56m1 stop Chicago O'Hare Intl

$653United Airlines

Wed, Dec 2 - Sat, Dec 5

5:00 am - 9:32 pmONT Ontario-YYZ Toronto Pearson Intl

13h 32m1 stop Denver Intl

5:16 pm - 10:51 pmYYZ Toronto Pearson Intl-ONT Ontario

8h 35m1 stop San Francisco

$670Air Canada

Fri, Oct 9 - Thu, Oct 15

5:00 am - 6:37 pmONT Ontario-YYZ Toronto Pearson Intl

10h 37m1 stop Denver Intl

2:55 pm - 9:00 pmYYZ Toronto Pearson Intl-ONT Ontario

9h 05m1 stop Denver Intl

$740Air Canada

Wed, Dec 23 - Tue, Dec 29

Cheap last minute flights

Enter your travel dates to find the best prices.

6:07 am - 4:14 pmONT Ontario-YYZ Toronto Pearson Intl

7h 07m1 stop San Francisco

4:18 pm - 8:58 pmYYZ Toronto Pearson Intl-ONT Ontario

7h 40m1 stop Denver Intl

$772United Airlines

Sun, Sep 27 - Wed, Sep 30

7:00 am - 5:56 pmONT Ontario-YYZ Toronto Pearson Intl

7h 56m1 stop Chicago O'Hare Intl

5:16 pm - 10:59 pmYYZ Toronto Pearson Intl-ONT Ontario

8h 43m1 stop San Francisco

$772United Airlines

Fri, Sep 25 - Wed, Sep 30

6:00 am - 4:14 pmONT Ontario-YYZ Toronto Pearson Intl

7h 14m1 stop San Francisco

5:15 pm - 10:49 pmYYZ Toronto Pearson Intl-ONT Ontario

8h 34m1 stop Chicago O'Hare Intl

$784United Airlines

Fri, Sep 25 - Mon, Oct 5

7:12 am - 3:45 pmONT Ontario-YYZ Toronto Pearson Intl

29h 33m2 stops Portland Seattle/Tacoma Intl

4:55 pm - 11:16 amYYZ Toronto Pearson Intl-ONT Ontario

21h 21m1 stop Seattle/Tacoma Intl

$800Alaska Airlines

Sun, Sep 27 - Wed, Sep 30

10:47 am - 3:45 pmONT Ontario-YYZ Toronto Pearson Intl

25h 58m2 stops Portland Seattle/Tacoma Intl

4:55 pm - 11:16 amYYZ Toronto Pearson Intl-ONT Ontario

21h 21m1 stop Seattle/Tacoma Intl

$800Alaska Airlines

Fri, Sep 25 - Wed, Sep 30

12:12 pm - 3:45 pmONT Ontario-YYZ Toronto Pearson Intl

24h 33m1 stop Seattle/Tacoma Intl

5:16 pm - 10:59 pmYYZ Toronto Pearson Intl-ONT Ontario

8h 43m1 stop San Francisco

$807Multiple Airlines

Sat, Sep 26 - Mon, Sep 28

6:07 am - 4:14 pmONT Ontario-YYZ Toronto Pearson Intl

7h 07m1 stop San Francisco

4:18 pm - 8:58 pmYYZ Toronto Pearson Intl-ONT Ontario

7h 40m1 stop Denver Intl

$858Air Canada

Sun, Sep 27 - Wed, Sep 30

6:06 am - 4:14 pmONT Ontario-YYZ Toronto Pearson Intl

7h 08m1 stop San Francisco

4:10 pm - 8:51 pmYYZ Toronto Pearson Intl-ONT Ontario

7h 41m1 stop Denver Intl

$870Air Canada

Thu, Sep 24 - Tue, Oct 27

6:00 am - 4:44 pmONT Ontario-YYZ Toronto Pearson Intl

7h 44m1 stop Salt Lake City

5:54 pm - 11:47 pmYYZ Toronto Pearson Intl-ONT Ontario

8h 53m1 stop Salt Lake City

$953Delta

Tue, Sep 22 - Sun, Sep 27

6:00 am - 4:44 pmONT Ontario-YYZ Toronto Pearson Intl

7h 44m1 stop Salt Lake City

5:54 pm - 11:47 pmYYZ Toronto Pearson Intl-ONT Ontario

8h 53m1 stop Salt Lake City

$953Delta

Wed, Sep 23 - Sun, Sep 27

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United Airlines flights from Ontario to Toronto

Our best United Airlines deals on Ontario to Toronto flight tickets

United Airlines

Nov 23

ONT1:29 pmOntario

24h 13m

2 stops

YTZ4:42 pmToronto Island

Nov 25

YTZ3:20 pmToronto Island

27h 39m

2 stops

ONT3:59 pmOntario

$662

United Airlines

Nov 4

ONT9:25 amOntario

28h 17m

2 stops

YTZ4:42 pmToronto Island

Nov 11

YTZ12:05 pmToronto Island

27h 24m

2 stops

ONT12:29 pmOntario

$684

United Airlines

Nov 17

ONT6:00 amOntario

33h 57m

2 stops

YTZ6:57 pmToronto Island

Nov 21

YTZ12:05 pmToronto Island

27h 24m

2 stops

ONT12:29 pmOntario

$695

Air Canada flights from Ontario to Toronto

Our best Air Canada deals on Ontario to Toronto flight tickets

Air Canada

Oct 5

ONT5:00 amOntario

7h 14m

1 stop

YYZ3:14 pmToronto Pearson Intl

Oct 14

YYZ4:18 pmToronto Pearson Intl

7h 40m

1 stop

ONT8:58 pmOntario

$748

Air Canada

Sep 30

ONT1:52 pmOntario

7h 44m

1 stop

YYZ12:36 amToronto Pearson Intl

Oct 3

YYZ8:50 amToronto Pearson Intl

6h 56m

1 stop

ONT12:46 pmOntario

$763

Air Canada

Sep 30

ONT4:03 pmOntario

15h 10m

2 stops

YTZ10:13 amToronto Island

Oct 3

YTZ12:30 pmToronto Island

11h 28m

2 stops

ONT8:58 pmOntario

$1,024

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioToronto

ONT Ontario - YTZ Toronto Island

ONTYTZ

Ontario

Thu 11/5

8:35 pm-3:06 pm

2 stops15h 31m

Toronto Island

Thu 11/12

8:20 am-11:51 pm

3 stops18h 31m

$406

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Wed 10/28

11:52 am-3:20 pm

3 stops24h 28m

Toronto Pearson Intl

Mon 11/2

7:30 am-7:28 pm

2 stops14h 58m

$407

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Sat 10/3

2:22 pm-10:59 am

2 stops17h 37m

Toronto Pearson Intl

Mon 10/5

6:21 pm-11:52 pm

1 stop8h 31m

$622

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Thu 10/1

12:37 pm-10:59 pm

1 stop7h 22m

Toronto Pearson Intl

Wed 10/14

1:15 pm-10:53 pm

2 stops12h 38m

$622

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Mon 11/23

12:18 pm-5:14 pm

2 stops25h 56m

Toronto Pearson Intl

Tue 12/1

6:00 pm-5:15 pm

2 stops26h 15m

$626

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Thu 11/26

12:18 pm-5:14 pm

2 stops25h 56m

Toronto Pearson Intl

Tue 12/1

6:00 pm-5:15 pm

2 stops26h 15m

$629

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Thu 10/29

6:00 am-8:32 am

2 stops23h 32m

Toronto Pearson Intl

Sat 10/31

10:00 am-8:51 pm

2 stops13h 51m

$642

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Wed 12/2

1:40 pm-2:25 pm

2 stops21h 45m

Toronto Pearson Intl

Sat 12/5

10:53 am-6:49 pm

1 stop10h 56m

$653

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Fri 10/9

5:00 am-9:32 pm

1 stop13h 32m

Toronto Pearson Intl

Thu 10/15

5:16 pm-10:51 pm

1 stop8h 35m

$670

Quickest round-trip

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Wed 12/23

5:00 am-6:37 pm

1 stop10h 37m

Toronto Pearson Intl

Tue 12/29

2:55 pm-9:00 pm

1 stop9h 05m

$740

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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

Prices are currently low for flights on this route.

Typical prices usually range from $782 to $911.
The lowest price recently found on this route was $406.

What is the cheapest month to fly to Toronto?

The month of April is, on average, the cheapest month to fly to Toronto from Ontario, with most prices found around $486. If you are unable to visit Toronto during the month of April, then departing from Ontario during the month May is also very affordable. Most momondo users find prices during this month for around $491.

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 Tuesday. momondo users have found tickets for Tuesday departures for as low as $539. 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 $713.

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 $472. 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 $656. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Ontario to Toronto flights?

You could potentially save up to 14% on your flight if you consider stops on a Ontario to Toronto flight.

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	$191
Fastest flight time	6h 41m
Direct flights	None

The best one-way flight to Toronto from Ontario in the past 72 hours is $191. The best round-trip flight deal from Ontario to Toronto found on momondo in the last 72 hours is $406.

The fastest flight from Ontario to Toronto takes 6h 41m

There are no direct flights from Ontario to Toronto. There are no popular flight routes from Ontario to Toronto.

Search flight deals

Frequently asked questions about flying from Ontario to Toronto

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 6h 41m.
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?
The number of operators available for flights from Ontario Airport to Toronto is 4 as of September 2026.
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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Ontario to Toronto is United Airlines (35% of total bookings). The next most popular airlines are Delta (24%), American Airlines (21%), and Air Canada (19%).

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
Delta	PriceFrom $142	Free Cancellation	Rating 7.8 8,596 reviews	Search Delta flights
Air Canada	PriceFrom $313	Free Cancellation	Rating 7.1 11,662 reviews	Search Air Canada flights
United Airlines	PriceFrom $320	Free Cancellation	Rating 7.4 10,223 reviews	Search United Airlines flights
American Airlines	PriceFrom $436	Free Cancellation	Rating 7.0 12,075 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.

An easier way to manage your Toronto trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

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Wed 10/21

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Find better results for your trip to Canada

Nearby airports

Airlines

Cabin classes

Other Canada destinations

Other flights from Ontario

Complete your trip

Feeling lucky

Fly into one of these airports located in Toronto

Toronto Region of Waterloo Intl Airport

Toronto Island Airport

Toronto Pearson Intl Airport

Cheap flights from Ontario to Toronto from $191

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 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Ontario to Toronto

Cheap round-trip flights

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Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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United Airlines flights from Ontario to Toronto

Our best United Airlines deals on Ontario to Toronto flight tickets

Air Canada flights from Ontario to Toronto

Our best Air Canada deals on Ontario to Toronto flight tickets

momondo Fare Finder

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

See travel insights to Toronto from

How to get the cheapest flight ticket from Ontario to Toronto

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

What is the cheapest month to fly to Toronto?

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

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

Can stopping save me money on Ontario to Toronto flights?

What is the cheapest airline that flies from Ontario to Toronto?

What airlines fly to Toronto?

Which airport is the most popular layover for flights between Ontario and Toronto?

Which layover airport offers the lowest fares from Ontario to Toronto?

Which layover airport has the shortest travel time from Ontario to Toronto?

Which layover airport has the shortest connection time from Ontario to Toronto?

When to book flights from Ontario to Toronto

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Why use momondo?

An easier way to manage your Toronto trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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

Fly your favorite airline to Toronto

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

Cabin classes currently available on flights to Toronto

List of cabin classes available on flights landing in Toronto. Availability may vary depending on flight origin and airline.

Popular cities in Canada

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Ontario

According to popular flight searches on momondo this year

Complete your trip to Toronto

Explore popular destinations other users love

According to popular flight searches on momondo this year