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Wisconsin

$126+ Cheap flights from Ontario to Wisconsin

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — MKE
May 29 — Jun 51
Fri 5/29
Fri 6/5
1 adult, Economy
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Cheap flight deals from Ontario to Wisconsin

Cheapest flights from Ontario to Wisconsin
Explore the most affordable flight options available from Ontario to Wisconsin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.

This Air Canada deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:40 pm
YYZ
-
ORD
Nonstop2h 00m
Air Canada
Tue 5/268:35 pm
ORD
-
YYZ
Nonstop1h 43m
Air Canada
Deal found 4/28$206
This Air Canada deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/257:20 pm
YTZ
-
ORD
Nonstop1h 56m
Air Canada
Mon 6/297:25 am
ORD
-
YTZ
Nonstop1h 41m
Air Canada
Deal found 4/27$206
This Air Canada deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:40 pm
YYZ
-
ORD
Nonstop2h 00m
Air Canada
Thu 5/289:55 am
ORD
-
YYZ
Nonstop1h 40m
Air Canada
Deal found 4/29$207
This Air Canada deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2310:45 am
YTZ
-
ORD
1 stop5h 08m
Air Canada
Sat 6/67:25 am
ORD
-
YTZ
Nonstop1h 41m
Air Canada
Deal found 4/29$207
This Air Canada deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/234:00 pm
YYZ
-
ORD
1 stop5h 08m
Air Canada
Sat 5/308:35 pm
ORD
-
YYZ
Nonstop1h 43m
Air Canada
Deal found 4/27$208
This Flightnetwork deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1112:15 pm
YTZ
-
ORD
Nonstop1h 55m
Air Canada
Thu 6/187:25 am
ORD
-
YTZ
Nonstop1h 41m
Air Canada
Deal found 4/27$208
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/229:00 pm
YYZ
-
ORD
Nonstop2h 05m
United Airlines
Mon 5/259:20 pm
ORD
-
YYZ
Nonstop1h 39m
United Airlines
Deal found 4/28$209
This Trip.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/87:20 pm
YTZ
-
ORD
Nonstop1h 56m
Air Canada
Fri 6/122:00 pm
ORD
-
YTZ
Nonstop1h 41m
Air Canada
Deal found 4/28$209
This Trip.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/229:49 am
YYZ
-
ORD
1 stop7h 40m
Delta
Thu 5/289:25 am
ORD
-
YYZ
1 stop6h 56m
Delta
Deal found 4/25$211
This Mytrip deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:40 pm
YTZ
-
ORD
Nonstop1h 55m
Porter Airlines
Thu 10/13:20 pm
ORD
-
YTZ
Nonstop1h 40m
Porter Airlines
Deal found 4/25$211
This flygcity.se deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flygcity.se is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2112:25 pm
YYZ
-
ORD
Nonstop2h 00m
Air Canada
Mon 5/259:20 pm
ORD
-
YYZ
Nonstop1h 39m
Air Canada
Deal found 4/27$212
This Justfly.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/21:40 pm
YTZ
-
ORD
Nonstop1h 55m
Porter Airlines
Sun 10/43:20 pm
ORD
-
YTZ
Nonstop1h 40m
Porter Airlines
Deal found 4/28$212

Find flight deals from Ontario to Wisconsin

Keep the following information in mind while searching for Ontario to Wisconsin flight deals. Data was last updated April 29, 2026.

Round-trip from

$206
(Air Canada)

One-way from

$126
(Air Canada)
From Ontario to Wisconsin
Search Deals
One-way flight from Ontario to Wisconsin
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Wisconsin 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, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2026.
Use the filters below to find and compare flights from Ontario to Wisconsin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 6/25

11:00 am-12:00 pm

Nonstop2h 00m

Chicago O'Hare Intl

Tue 6/30

7:09 am-9:54 am

Nonstop1h 45m

$215

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 5/23

7:00 am-8:00 am

Nonstop2h 00m

Chicago O'Hare Intl

Sat 5/30

9:55 pm-10:04 am

1 stop11h 09m

$228

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 6/6

7:00 am-8:00 am

Nonstop2h 00m

Chicago O'Hare Intl

Wed 6/10

7:09 am-9:54 am

Nonstop1h 45m

$229

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 5/22

9:00 pm-10:05 pm

Nonstop2h 05m

Chicago O'Hare Intl

Mon 5/25

9:20 pm-11:59 pm

Nonstop1h 39m

$229

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Wed 7/1

11:00 am-12:00 pm

Nonstop2h 00m

Chicago O'Hare Intl

Wed 7/8

5:55 pm-8:44 pm

Nonstop1h 49m

$231

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 7/10

7:00 am-8:00 am

Nonstop2h 00m

Chicago O'Hare Intl

Sun 7/12

9:15 pm-11:59 pm

Nonstop1h 44m

$231

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Tue 6/30

8:50 am-9:50 am

Nonstop2h 00m

Chicago O'Hare Intl

Wed 7/8

5:55 pm-8:44 pm

Nonstop1h 49m

$231

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Tue 5/12

5:05 pm-10:36 pm

1 stop6h 31m

Chicago O'Hare Intl

Thu 5/14

7:00 am-1:30 pm

1 stop5h 30m

$234

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 5/23

10:45 am-10:07 pm

1 stop12h 22m

Chicago O'Hare Intl

Thu 5/28

1:18 pm-11:54 pm

1 stop9h 36m

$234

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 5/22

7:00 am-8:00 am

Nonstop2h 00m

Chicago O'Hare Intl

Sat 5/30

6:00 am-6:28 pm

1 stop11h 28m

$236

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Wisconsin

Have a flexible travel schedule? Discover the best time to fly to Wisconsin from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Wisconsin

What is the cheapest month to book a flight from Region of Ontario to Wisconsin?

Currently, May is the cheapest month in which you can book a flight from Region of Ontario to Wisconsin (average of $148). Flying from Region of Ontario to Wisconsin in December is currently the most expensive (average of $549). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Region of Ontario to Wisconsin?

Related info for your journey

Find useful and relevant information for your journey from Ontario to Wisconsin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Region of Ontario to Wisconsin?

    A quick flight from Region of Ontario to Wisconsin can take about 1h 55m. United Airlines provides one of the quickest options available for as low as $251. There are 445 mi between Region of Ontario and Wisconsin. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Ontario to Wisconsin that include hotel bookings?

    Yes. In addition to deals on Ontario to Wisconsin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Wisconsin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Wisconsin.

  • Can I find deals for business class flights from Ontario to Wisconsin?

    Yes. Cheapflights offers flight deals from Ontario to Wisconsin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to Wisconsin?

    Currently, May is the cheapest month in which you can book a flight from Region of Ontario to Wisconsin (average of $148). Flying from Region of Ontario to Wisconsin in December is currently the most expensive (average of $549). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Ontario to Wisconsin

See prices for flight routes from nearby airports that may be better suited for you.
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