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Cheap flights from Chicago to Ontario from $74

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Ontario departing on 6/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Chicago to Ontario.
Porter Airlines Logo
5:35 pm - 8:17 pmMDW-YTZ
1h 42mnonstop
Porter Airlines Logo
9:30 am - 10:20 amYTZ-MDW
1h 50mnonstop
$190Porter Airlines
Find Deal
Wed, Apr 23 - Tue, Apr 29
Porter Airlines Logo
9:40 am - 12:22 pmMDW-YTZ
1h 42mnonstop
Porter Airlines Logo
7:55 am - 8:45 amYTZ-MDW
1h 50mnonstop
$191Porter Airlines
Find Deal
Tue, May 13 - Tue, May 20
Air Canada Logo
3:35 pm - 9:35 pmORD-YTZ
5h 00m1 stop
Air Canada Logo
3:25 pm - 8:20 pmYTZ-ORD
5h 55m1 stop
$206Air Canada
Find Deal
Thu, May 29 - Mon, Jun 2
Air Canada Logo
3:35 pm - 9:35 pmORD-YTZ
5h 00m1 stop
Air Canada Logo
8:25 am - 2:47 pmYTZ-ORD
7h 22m1 stop
$207Air Canada
Find Deal
Wed, May 28 - Fri, May 30
 Logo
9:40 am - 12:22 pmMDW-YTZ
1h 42mnonstop
 Logo
7:55 am - 8:45 amYTZ-MDW
1h 50mnonstop
Fri, May 23 - Wed, May 28
 Logo
9:40 am - 12:22 pmMDW-YTZ
1h 42mnonstop
 Logo
4:05 pm - 4:54 pmYTZ-MDW
1h 49mnonstop
Fri, May 23 - Sun, May 25
United Airlines Logo
9:31 pm - 12:01 pmORD-YYZ
13h 30m1 stop
United Airlines Logo
2:20 pm - 3:14 pmYYZ-ORD
1h 54mnonstop
$269United Airlines
Find Deal
Sat, Aug 9 - Sun, Aug 10
American Airlines Logo
8:30 pm - 9:50 amORD-YUL
12h 20m1 stop
American Airlines Logo
12:30 pm - 2:05 pmYUL-ORD
2h 35mnonstop
$270American Airlines
Find Deal
Tue, Apr 22 - Wed, Apr 23
United Airlines Logo
8:45 am - 5:09 pmORD-YYZ
7h 24m1 stop
United Airlines Logo
7:00 am - 8:03 amYYZ-ORD
2h 03mnonstop
$292United Airlines
Find Deal
Thu, Apr 24 - Sat, Apr 26
American Airlines Logo
8:27 am - 2:55 pmORD-YYZ
5h 28m1 stop
American Airlines Logo
6:30 am - 7:25 amYYZ-ORD
1h 55mnonstop
$319American Airlines
Find Deal
Thu, Apr 24 - Sun, Apr 27

Delta flights from Chicago to Region of Ontario

Our best Delta deals on Chicago to Region of Ontario flight tickets
Delta
May 8
ORD1:45 pmChicago O'Hare Intl
8h 13m
1 stop
YYZ10:58 pmToronto Pearson Intl
May 12
YYZ3:50 pmToronto Pearson Intl
3h 47m
1 stop
ORD6:37 pmChicago O'Hare Intl
Delta
Apr 28
MDW6:04 amChicago Midway
9h 38m
1 stop
YUL4:42 pmMontreal Pierre Elliott Trudeau Intl
Apr 30
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
10h 12m
1 stop
MDW4:12 pmChicago Midway
Delta
May 16
ORD7:10 amChicago O'Hare Intl
6h 50m
1 stop
YYZ3:00 pmToronto Pearson Intl
May 18
YYZ6:30 amToronto Pearson Intl
4h 21m
1 stop
ORD9:51 amChicago O'Hare Intl

United Airlines flights from Chicago to Region of Ontario

Our best United Airlines deals on Chicago to Region of Ontario flight tickets
United Airlines
Aug 9
ORD9:31 pmChicago O'Hare Intl
13h 30m
1 stop
YYZ12:01 pmToronto Pearson Intl
Aug 10
YYZ2:20 pmToronto Pearson Intl
1h 54m
ORD3:14 pmChicago O'Hare Intl
United Airlines
Apr 24
ORD8:45 amChicago O'Hare Intl
7h 24m
1 stop
YYZ5:09 pmToronto Pearson Intl
Apr 26
YYZ7:00 amToronto Pearson Intl
2h 03m
ORD8:03 amChicago O'Hare Intl
United Airlines
Apr 25
ORD8:25 pmChicago O'Hare Intl
1h 42m
YYZ11:07 pmToronto Pearson Intl
Apr 28
YYZ7:20 amToronto Pearson Intl
10h 24m
1 stop
ORD4:44 pmChicago O'Hare Intl

See travel insights to Ontario from

How to get the cheapest flight ticket from Chicago to Region of Ontario

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 cheapest month to fly to Region of Ontario?

The month of April is, on average, the cheapest month to fly to Region of Ontario from Chicago, with most prices found around $271. If you aren’t able to travel during the month of April, then book flights to Region of Ontario from Chicago during September instead. Flights to Region of Ontario in September, while not as cheap as those in April, still average around $284.

What is the cheapest day to depart on your flight to Region of Ontario?

According to our data, Friday is the cheapest day to fly to Region of Ontario from Chicago. The lowest ticket price found for a Friday departure recently was $623. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Chicago to Region of Ontario on a Sunday will generally be more expensive and average around $772. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Region of Ontario is in the morning. momondo users have found flights departing from Chicago to Region of Ontario in the morning for as low as $569. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $762.

What is the cheapest Chicago to Ontario flight route?

Fly from Chicago Midway to Toronto Island for the best Chicago - Ontario flight prices

How far in advance should I book a flight to Region of Ontario?

You are more likely to see cheaper flights to Region of Ontario from Chicago when booking 15 weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around $321 when searching 15 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from Chicago for as low as $241 on momondo.

What cabin class options are available on Chicago to Ontario flights?

There are 4 cabin classes available to choose from on Chicago to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Chicago to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Region of Ontario

Best Price Found

$74

Fastest flight time

1h 35m

Direct flights

Every day

Airports in Region of Ontario

3 airports
The best one-way flight to Region of Ontario from Chicago in the past 72 hours is $74. The best round-trip flight deal from Chicago to Region of Ontario found on momondo in the last 72 hours is $190.
The fastest flight from Chicago to Region of Ontario takes 1h 35m
Direct flights go from Chicago to Region of Ontario every day.
There are 3 airports near Region of Ontario: Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Pearson Intl (YYZ), Toronto Island (YTZ)

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

    Prices for flights from Chicago to Ontario refresh daily.

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

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

    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 Chicago to Ontario.

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

    The necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago to Region of Ontario?


Best airlines flying from Chicago to Region of Ontario

Compare and see reviews for airlines that fly from Chicago to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $122Free CancellationRating
7.9
278 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $122Free CancellationRating
7.0
9,022 reviews
Search Air Canada flights
American AirlinesPriceFrom $122Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $156Free CancellationRating
7.4
8,615 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Ontario. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Chicago to Ontario flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Chicago and Ontario 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 Chicago to Ontario right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Chicago to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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Popular cities in Ontario

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