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Wisconsin

$109+ 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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — MKE
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 January 29, 2026.

This Air Canada deal was found by Cheapflights users on 1/27. 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 3/269:25 am
YUL
-
ORD
Nonstop2h 53m
Air Canada
Mon 3/3012:50 pm
ORD
-
YUL
Nonstop2h 15m
Air Canada
Deal found 1/27$182
This Air Canada deal was found by Cheapflights users on 1/28. 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.
Thu 2/196:25 pm
YUL
-
ORD
Nonstop2h 45m
Air Canada
Sat 2/217:15 am
ORD
-
YUL
Nonstop2h 05m
Air Canada
Deal found 1/28$184
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/194:45 pm
YUL
-
ORD
Nonstop3h 00m
United Airlines
Sat 2/218:50 am
ORD
-
YUL
1 stop5h 26m
United Airlines
Deal found 1/27$185
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/197:00 am
YYZ
-
ORD
Nonstop2h 00m
United Airlines
Sun 6/219:15 pm
ORD
-
YYZ
Nonstop1h 44m
United Airlines
Deal found 1/27$189
This Air Canada deal was found by Cheapflights users on 1/27. 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 2/192:15 pm
YYZ
-
ORD
Nonstop1h 55m
Air Canada
Mon 3/28:40 pm
ORD
-
YYZ
Nonstop1h 39m
Air Canada
Deal found 1/27$190
This Trip.com deal was found by Cheapflights users on 1/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/118:15 am
YUL
-
ORD
Nonstop2h 38m
Air Canada
Sun 6/148:45 am
ORD
-
YUL
Nonstop2h 15m
Air Canada
Deal found 1/27$190
This Kissandfly.com deal was found by Cheapflights users on 1/27. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/198:45 am
YYZ
-
ORD
Nonstop2h 05m
Lufthansa
Mon 2/236:28 pm
ORD
-
YYZ
Nonstop1h 53m
Lufthansa
Deal found 1/27$192
This Kissandfly.com deal was found by Cheapflights users on 1/26. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/198:00 am
YYZ
-
ORD
1 stop7h 55m
Air Canada
Mon 2/2310:00 am
ORD
-
YYZ
Nonstop1h 40m
Air Canada
Deal found 1/26$193
This Air Canada deal was found by Cheapflights users on 1/26. 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.
Tue 3/107:00 am
YTZ
-
ORD
1 stop5h 18m
Air Canada
Tue 3/3112:50 pm
ORD
-
YTZ
1 stop6h 02m
Air Canada
Deal found 1/26$196
This Air Canada deal was found by Cheapflights users on 1/28. 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.
Tue 3/177:00 am
YYZ
-
ORD
1 stop5h 18m
Air Canada
Thu 5/288:20 pm
ORD
-
YYZ
Nonstop1h 43m
Air Canada
Deal found 1/28$198
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/59:00 pm
YYZ
-
ORD
Nonstop2h 04m
United Airlines
Wed 3/111:06 pm
ORD
-
YYZ
1 stop4h 51m
United Airlines
Deal found 1/27$199
This Expedia deal was found by Cheapflights users on 1/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/201:10 pm
YUL
-
ORD
Nonstop2h 45m
Air Canada
Fri 2/277:15 am
ORD
-
YUL
Nonstop2h 05m
Air Canada
Deal found 1/28$200

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 January 29, 2026.

Round-trip from

$182
(Air Canada)

One-way from

$109
(SmartFares)

Popular in

August

Cheapest in

April

Average price

$456
From Ontario to Wisconsin
Search Deals
One-way flight from Ontario to Wisconsin
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($65 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 29, 2026.
Use the filters below to find and compare flights from Ontario to Wisconsin that are best for you.

Fly from

Ontario

Fly to

Wisconsin

Route

Depart

Return

Price

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Thu 3/12

9:25 am-11:18 am

Nonstop2h 53m

Chicago O'Hare Intl

Mon 3/16

12:50 pm-3:57 pm

Nonstop2h 07m

$184

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Sat 4/18

9:15 am-10:53 am

Nonstop2h 38m

Chicago O'Hare Intl

Mon 4/20

12:50 pm-4:05 pm

Nonstop2h 15m

$184

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 6/20

9:00 pm-10:05 pm

Nonstop2h 05m

Chicago O'Hare Intl

Tue 6/23

9:15 pm-11:59 pm

Nonstop1h 44m

$189

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Wed 5/6

8:50 am-9:50 am

Nonstop2h 00m

Chicago O'Hare Intl

Sat 5/9

9:15 pm-11:59 pm

Nonstop1h 44m

$189

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 2/19

9:00 pm-10:04 pm

Nonstop2h 04m

Chicago O'Hare Intl

Mon 2/23

9:15 pm-11:59 pm

Nonstop1h 44m

$189

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Thu 2/19

9:15 am-2:20 pm

1 stop6h 05m

Chicago O'Hare Intl

Sat 2/21

6:00 pm-9:17 pm

Nonstop2h 17m

$191

TorontoChicago

YTZ - ORD

YTZORD

Toronto Island

Tue 3/10

7:00 am-11:18 am

1 stop5h 18m

Chicago O'Hare Intl

Tue 3/31

12:50 pm-7:52 pm

1 stop6h 02m

$196

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Tue 3/10

9:00 pm-10:04 pm

Nonstop2h 04m

Chicago O'Hare Intl

Tue 3/31

1:00 pm-7:02 pm

1 stop5h 02m

$199

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 4/11

1:00 pm-2:03 pm

Nonstop2h 03m

Chicago O'Hare Intl

Tue 4/14

6:00 am-11:43 am

1 stop4h 43m

$199

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Sat 2/21

2:13 pm-11:43 pm

1 stop10h 30m

Chicago O'Hare Intl

Sun 2/22

10:35 am-2:00 pm

Nonstop2h 25m

$206

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 60 results
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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.

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 2h 05m. Air Canada provides one of the quickest options available for as low as $189. There are 436 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

Browse thousands of different options on Cheapflights for your next trip

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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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