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Wisconsin

$133+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — MKE
Sep 6 — Sep 131
Sun 9/6
Sun 9/13
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 August 7, 2026.

This Trip.com deal was found by Cheapflights users on 8/6. 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 9/104:00 pm -
Nonstop1h 58m
Sun 9/135:35 pm -
Nonstop1h 43m
Deal found 8/6$200
This United deal was found by Cheapflights users on 8/3. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:00 am -
Nonstop2h 00m
Sun 9/135:35 pm -
Nonstop1h 43m
Deal found 8/3$201
This Air Canada deal was found by Cheapflights users on 8/5. 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 9/812:15 pm -
Nonstop2h 06m
Fri 9/112:00 pm -
Nonstop1h 42m
Deal found 8/5$201
This Kissandfly.com deal was found by Cheapflights users on 8/5. 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.
Wed 9/166:50 pm -
Nonstop1h 58m
Sun 9/202:15 pm -
Nonstop1h 46m
Deal found 8/5$202
This iWofly deal was found by Cheapflights users on 8/3. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:35 pm -
Nonstop2h 06m
Mon 8/318:40 am -
1 stop6h 11m
Deal found 8/3$202
This Mytrip deal was found by Cheapflights users on 8/6. 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 9/2912:15 pm -
Nonstop2h 06m
Wed 9/302:00 pm -
Nonstop1h 42m
Deal found 8/6$203
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:35 pm -
Nonstop1h 55m
Mon 11/96:10 pm -
Nonstop1h 40m
Deal found 8/4$204
This Air Canada deal was found by Cheapflights users on 8/6. 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 8/296:55 pm -
Nonstop1h 58m
Tue 9/19:50 am -
Nonstop1h 45m
Deal found 8/6$205
This Air Canada deal was found by Cheapflights users on 8/6. 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 9/47:45 pm -
Nonstop2h 06m
Fri 9/112:00 pm -
Nonstop1h 42m
Deal found 8/6$205
This Flightnetwork deal was found by Cheapflights users on 8/2. 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.
Tue 9/812:15 pm -
Nonstop2h 06m
Tue 9/158:45 am -
1 stop6h 05m
Deal found 8/2$206
This Flightnetwork deal was found by Cheapflights users on 8/3. 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 10/1512:15 pm -
Nonstop2h 04m
Sun 10/188:45 am -
1 stop6h 05m
Deal found 8/3$207
This Jettzy deal was found by Cheapflights users on 8/2. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:05 am -
Nonstop1h 55m
Wed 9/235:35 pm -
Nonstop1h 43m
Deal found 8/2$208

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 August 7, 2026.

Round-trip from

$200
(Trip.com)

One-way from

$133
(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 August 7, 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

YTZ Toronto Island - ORD Chicago O'Hare Intl

YTZORD

Toronto Island

Fri 9/4

7:45 pm-8:51 pm

Nonstop2h 06m

Chicago O'Hare Intl

Fri 9/11

2:00 pm-4:42 pm

Nonstop1h 42m

$205

TorontoChicago

YTZ Toronto Island - ORD Chicago O'Hare Intl

YTZORD

Toronto Island

Mon 9/14

7:35 pm-8:41 pm

Nonstop2h 06m

Chicago O'Hare Intl

Wed 9/16

7:25 am-10:07 am

Nonstop1h 42m

$205

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Sat 9/12

8:00 pm-12:28 am

1 stop5h 28m

Chicago O'Hare Intl

Sun 9/13

7:09 am-9:54 am

Nonstop1h 45m

$229
Quickest round-trip

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Fri 10/2

7:00 am-8:00 am

Nonstop2h 00m

Chicago O'Hare Intl

Sun 10/4

9:50 am-12:35 pm

Nonstop1h 45m

$229

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Thu 9/10

9:44 am-4:29 pm

1 stop7h 45m

Chicago O'Hare Intl

Mon 9/14

2:52 pm-5:56 pm

Nonstop2h 04m

$235

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Thu 10/1

12:45 pm-5:20 pm

1 stop5h 35m

Chicago O'Hare Intl

Sun 10/4

8:50 am-2:19 pm

1 stop4h 29m

$235

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Mon 9/14

9:00 pm-10:05 pm

Nonstop2h 05m

Chicago O'Hare Intl

Wed 9/16

8:45 am-7:02 pm

1 stop9h 17m

$238

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Fri 9/4

4:10 pm-8:30 pm

1 stop5h 20m

Chicago O'Hare Intl

Thu 9/10

1:55 pm-10:59 pm

1 stop8h 04m

$243

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Fri 9/4

4:10 pm-8:30 pm

1 stop5h 20m

Chicago O'Hare Intl

Fri 9/11

8:55 am-5:20 pm

1 stop7h 25m

$244

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Tue 8/18

9:45 am-1:08 pm

1 stop4h 23m

Chicago O'Hare Intl

Mon 8/24

1:59 pm-11:03 pm

1 stop8h 04m

$265

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/4

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, January is the cheapest month in which you can book a flight from Region of Ontario to Wisconsin (average of $498). Flying from Region of Ontario to Wisconsin in June is currently the most expensive (average of $678). 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?

Airfare is below average for this route at the moment.
Region of Ontario to Wisconsin flights typically cost between $601 and $786 in September.
The cheapest round-trip price found within the last 5 days was $385 on Delta (Sep 5-Sep 8).

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 06m. Air Canada provides one of the quickest options available for as low as $205. 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, January is the cheapest month in which you can book a flight from Region of Ontario to Wisconsin (average of $498). Flying from Region of Ontario to Wisconsin in June is currently the most expensive (average of $678). 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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