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Cheap flights from Ontario to Toronto from C$ 255

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 21/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ontario to Toronto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:43 p.m. - 5:20 p.m.ONT  Ontario-YYZ Toronto Pearson Intl
16h 37m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:30 p.m. - 10:24 a.m.YYZ  Toronto Pearson Intl-ONT Ontario
16h 54m1 stop Las Vegas Harry Reid Intl
C$ 569Multiple Airlines
Thu, 12 Nov - Sun, 15 Nov
Multiple Airlines Logo
3:13 p.m. - 8:09 p.m.ONT  Ontario-YYZ Toronto Pearson Intl
25h 56m2 stops San Francisco Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:35 p.m. - 11:22 a.m.YYZ  Toronto Pearson Intl-ONT Ontario
17h 47m1 stop Las Vegas Harry Reid Intl
C$ 580Multiple Airlines
Tue, 8 Sep - Sun, 13 Sep
Multiple Airlines Logo
3:13 p.m. - 8:09 p.m.ONT  Ontario-YYZ Toronto Pearson Intl
25h 56m2 stops San Francisco Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:35 p.m. - 9:09 a.m.YYZ  Toronto Pearson Intl-ONT Ontario
15h 34m1 stop Las Vegas Harry Reid Intl
C$ 584Multiple Airlines
Tue, 8 Sep - Mon, 14 Sep
Multiple Airlines Logo
3:40 p.m. - 6:39 a.m.ONT  Ontario-YYZ Toronto Pearson Intl
11h 59m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:35 p.m. - 9:09 a.m.YYZ  Toronto Pearson Intl-ONT Ontario
15h 34m1 stop Las Vegas Harry Reid Intl
C$ 589Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep
Multiple Airlines Logo
3:27 p.m. - 6:50 a.m.ONT  Ontario-YYZ Toronto Pearson Intl
12h 23m2 stops San Francisco Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:30 p.m. - 10:24 a.m.YYZ  Toronto Pearson Intl-ONT Ontario
16h 54m1 stop Las Vegas Harry Reid Intl
C$ 590Multiple Airlines
Thu, 12 Nov - Sun, 15 Nov
Multiple Airlines Logo
3:40 p.m. - 6:39 a.m.ONT  Ontario-YYZ Toronto Pearson Intl
11h 59m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:35 p.m. - 4:59 p.m.YYZ  Toronto Pearson Intl-ONT Ontario
23h 24m1 stop Las Vegas Harry Reid Intl
C$ 594Multiple Airlines
Tue, 8 Sep - Sun, 13 Sep
Multiple Airlines Logo
8:24 p.m. - 6:39 a.m.ONT  Ontario-YYZ Toronto Pearson Intl
7h 15m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
3:50 p.m. - 7:04 a.m.YYZ  Toronto Pearson Intl-ONT Ontario
18h 14m2 stops Calgary Las Vegas Harry Reid Intl
C$ 598Multiple Airlines
Sun, 13 Sep - Sun, 20 Sep
Multiple Airlines Logo
8:24 p.m. - 6:39 a.m.ONT  Ontario-YYZ Toronto Pearson Intl
7h 15m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
3:50 p.m. - 7:04 a.m.YYZ  Toronto Pearson Intl-ONT Ontario
18h 14m2 stops Calgary Las Vegas Harry Reid Intl
C$ 600Multiple Airlines
Sun, 13 Sep - Sun, 20 Sep
Multiple Airlines Logo
3:40 p.m. - 8:09 p.m.ONT  Ontario-YYZ Toronto Pearson Intl
25h 29m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:35 p.m. - 9:09 a.m.YYZ  Toronto Pearson Intl-ONT Ontario
15h 34m1 stop Las Vegas Harry Reid Intl
C$ 601Multiple Airlines
Tue, 8 Sep - Mon, 14 Sep
Multiple Airlines Logo
3:40 p.m. - 6:39 a.m.ONT  Ontario-YYZ Toronto Pearson Intl
11h 59m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:35 p.m. - 8:03 a.m.YYZ  Toronto Pearson Intl-ONT Ontario
14h 28m1 stop Las Vegas Harry Reid Intl
C$ 608Multiple Airlines
Tue, 1 Sep - Fri, 4 Sep

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American Airlines flights from Ontario to Toronto Pearson Intl Airport

Our best American Airlines deals on Ontario to Toronto Pearson Intl Airport flight tickets
American Airlines
19 Aug
ONT7:05 a.m.Ontario
12h 49m
1 stop
YYZ10:54 p.m.Toronto Pearson Intl
26 Aug
YYZ7:20 a.m.Toronto Pearson Intl
13h 55m
2 stops
ONT6:15 p.m.Ontario
C$ 842
American Airlines
19 Aug
ONT6:15 a.m.Ontario
14h 14m
2 stops
YYZ11:29 p.m.Toronto Pearson Intl
26 Aug
YYZ7:20 a.m.Toronto Pearson Intl
13h 55m
2 stops
ONT6:15 p.m.Ontario
C$ 905
American Airlines
17 Aug
ONT6:15 a.m.Ontario
13h 20m
2 stops
YYZ10:35 p.m.Toronto Pearson Intl
22 Aug
YYZ8:00 a.m.Toronto Pearson Intl
13h 15m
2 stops
ONT6:15 p.m.Ontario
C$ 972

Delta flights from Ontario to Toronto Pearson Intl Airport

Our best Delta deals on Ontario to Toronto Pearson Intl Airport flight tickets
Delta
18 Aug
ONT12:00 p.m.Ontario
18h 10m
2 stops
YYZ9:10 a.m.Toronto Pearson Intl
9 Sep
YYZ6:10 a.m.Toronto Pearson Intl
17h 14m
2 stops
ONT8:24 p.m.Ontario
C$ 895
Delta
18 Aug
ONT12:00 p.m.Ontario
18h 10m
2 stops
YYZ9:10 a.m.Toronto Pearson Intl
4 Sep
YYZ6:00 a.m.Toronto Pearson Intl
18h 52m
2 stops
ONT9:52 p.m.Ontario
C$ 897
Delta
18 Aug
ONT12:00 p.m.Ontario
18h 10m
2 stops
YYZ9:10 a.m.Toronto Pearson Intl
9 Sep
YYZ11:38 a.m.Toronto Pearson Intl
11h 46m
1 stop
ONT8:24 p.m.Ontario
C$ 898

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Toronto Pearson Intl Airport 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 96,600 searches. Data last updated 7 August 2026.
Use the filters below to find and compare flights from Ontario to Toronto Pearson Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Thu 12/11

9:43 p.m.-5:20 p.m.

1 stop16h 37m

Toronto Pearson Intl

Sun 15/11

8:30 p.m.-10:24 a.m.

1 stop16h 54m

C$ 569

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Tue 8/9

3:13 p.m.-8:09 p.m.

2 stops25h 56m

Toronto Pearson Intl

Sun 13/9

8:35 p.m.-11:22 a.m.

1 stop17h 47m

C$ 580

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Tue 8/9

3:13 p.m.-8:09 p.m.

2 stops25h 56m

Toronto Pearson Intl

Mon 14/9

8:35 p.m.-9:09 a.m.

1 stop15h 34m

C$ 584

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Tue 1/9

3:40 p.m.-6:39 a.m.

1 stop11h 59m

Toronto Pearson Intl

Tue 8/9

8:35 p.m.-9:09 a.m.

1 stop15h 34m

C$ 589

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Thu 12/11

3:27 p.m.-6:50 a.m.

2 stops12h 23m

Toronto Pearson Intl

Sun 15/11

8:30 p.m.-10:24 a.m.

1 stop16h 54m

C$ 590

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Tue 8/9

3:40 p.m.-6:39 a.m.

1 stop11h 59m

Toronto Pearson Intl

Sun 13/9

8:35 p.m.-4:59 p.m.

1 stop23h 24m

C$ 594
Quickest round-trip

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Sun 13/9

8:24 p.m.-6:39 a.m.

1 stop7h 15m

Toronto Pearson Intl

Sun 20/9

3:50 p.m.-7:04 a.m.

2 stops18h 14m

C$ 598

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Sun 13/9

8:24 p.m.-6:39 a.m.

1 stop7h 15m

Toronto Pearson Intl

Sun 20/9

3:50 p.m.-7:04 a.m.

2 stops18h 14m

C$ 600

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Tue 8/9

3:40 p.m.-8:09 p.m.

1 stop25h 29m

Toronto Pearson Intl

Mon 14/9

8:35 p.m.-9:09 a.m.

1 stop15h 34m

C$ 601

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Tue 1/9

3:40 p.m.-6:39 a.m.

1 stop11h 59m

Toronto Pearson Intl

Fri 4/9

8:35 p.m.-8:03 a.m.

1 stop14h 28m

C$ 608

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 Pearson Intl Airport

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 Pearson Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from C$ 978 to C$ 1,086.
The lowest price recently found on this route was C$ 569.

What is the cheapest month to fly to Toronto Pearson Intl Airport?

If you aren’t able to travel during the month of October, then book flights to Toronto Pearson Intl Airport from Ontario during April instead. Flights to Toronto Pearson Intl Airport in April, while not as cheap as those in October, still average around C$ 681.

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

Our data shows that Saturday is the least expensive day to fly to Toronto Pearson Intl Airport. Tickets to fly out on this day can be as low as C$ 526. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Toronto Pearson Intl Airport for around C$ 624.

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

Our data shows that the cheapest Ontario to Toronto Pearson Intl Airport flights are usually those with departure times in the evening. Our users have found flights to Toronto Pearson Intl Airport in the evening for as low as C$ 321. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 672 on average. Flights to Toronto Pearson Intl Airport from Ontario in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Can stopping save me money on Ontario to Toronto Pearson Intl Airport flights?

You could potentially save up to 50% on your flight if you consider stops on a Ontario to Toronto Pearson Intl Airport flight.

How have Ontario to Toronto Pearson Intl Airport flight prices changed over time?

As of August 2026, prices for Ontario to Toronto Pearson Intl Airport flights are approximately 61% more expensive when compared to flights at the same time last year.

When to book flights from Ontario to Toronto Pearson Intl Airport

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

Cheap Ontario to Toronto Pearson Intl Airport (ONT to YYZ) flight deals and tips

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

Fastest flight time

6h 59m

Direct flights

None
The fastest flight from Ontario to Toronto Pearson Intl Airport takes 6h 59m
There are no direct flights from Ontario to Toronto Pearson Intl Airport. There are no popular flight routes from Ontario to Toronto Pearson Intl Airport.
Search flight deals

Frequently asked questions about flying from Ontario to Toronto Pearson Intl Airport

  • How far is Ontario to Toronto Pearson Intl by plane?

    Toronto Pearson Intl is 3425.3 km away from Ontario. Typically, this will take 6h 59m by plane in normal conditions.

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

    Prices for flights from Ontario Airport to Toronto Pearson Intl Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Toronto Pearson Intl Airport.

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

    The travel and health documents required for your trip to Toronto Pearson Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Toronto Pearson Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Toronto?

Book flights to Toronto if you plan to visit one of these locations
Niagara Falls
Mississauga
Brampton
Collingwood
Oshawa
Markham
Vaughan
Guelph
Barrie
Kitchener
Niagara-on-the-Lake
Waterloo
Oakville
Burlington
Muskoka
Cambridge
Pickering
Richmond Hill
Orillia
Peterborough

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Toronto. momondo saves you time and could save you money on your trip.

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

Flights from Ontario to Toronto with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Ontario and Toronto by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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 Pearson Intl Airport trip

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