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Ontario

$86+ Cheap flights from Wisconsin to Ontario

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — YYZ
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Wisconsin to Ontario

Keep the following information in mind while searching for Wisconsin to Ontario flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$192
(Air Canada)

One-way from

$86
(American Airlines)

Popular in

August

Cheapest in

March

Average price

$642
Provider with most accurate pricing for Milwaukee-Mitchell-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Toronto (YTO) flights.
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From Wisconsin to Ontario
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One-way flight from Wisconsin to Ontario
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Highest demand for flights based on searches. 12% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Wisconsin to Ontario

Cheapest flights from Wisconsin to Ontario
Explore the most affordable flight options available from Wisconsin to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/67:10 amORD - YYZ
1 stop10h 18mAmerican Airlines
Sun 12/76:00 amYYZ - ORD
Nonstop2h 15mAmerican Airlines
Deal found 10/28$194
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:39 amORD - YYZ
Nonstop1h 51mAmerican Airlines
Sun 12/76:00 amYYZ - ORD
1 stop6h 03mAmerican Airlines
Deal found 10/28$200
This Flightnetwork deal was found by Cheapflights users on 10/29. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:15 pmORD - YYZ
Nonstop1h 39mAir Canada
Sun 12/77:00 amYYZ - ORD
1 stop5h 18mAir Canada
Deal found 10/29$203
This Flightnetwork deal was found by Cheapflights users on 10/29. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:00 amORD - YYZ
Nonstop1h 40mAir Canada
Sun 12/77:00 amYYZ - ORD
1 stop5h 18mAir Canada
Deal found 10/29$204
This Booking.com deal was found by Cheapflights users on 10/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/810:00 amORD - YYZ
Nonstop1h 40mAir Canada
Thu 12/116:30 pmYYZ - ORD
Nonstop2h 00mAir Canada
Deal found 10/28$206
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/268:00 amORD - YYZ
Nonstop1h 40mAir Canada
Fri 11/282:15 pmYYZ - ORD
Nonstop1h 55mAir Canada
Deal found 10/29$208
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:00 amORD - YYZ
1 stop5h 03mAmerican Airlines
Tue 12/211:59 amYYZ - ORD
1 stop4h 57mAmerican Airlines
Deal found 10/28$209
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Mon 12/157:10 amORD - YYZ
Nonstop1h 48mUnited Airlines
Wed 1/149:00 pmYYZ - ORD
Nonstop2h 05mUnited Airlines
Deal found 10/28$210
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:10 amORD - YYZ
Nonstop1h 46mAmerican Airlines
Mon 12/811:36 amYYZ - ORD
Nonstop1h 55mAmerican Airlines
Deal found 10/28$212
This Booking.com deal was found by Cheapflights users on 10/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2912:50 pmORD - YTZ
1 stop6h 05mAir Canada
Sat 12/63:30 pmYTZ - ORD
1 stop5h 40mAir Canada
Deal found 10/30$226
This Air Canada deal was found by Cheapflights users on 10/29. 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 11/157:05 amORD - YTZ
1 stop6h 50mAir Canada
Tue 11/1810:30 amYTZ - ORD
1 stop5h 25mAir Canada
Deal found 10/29$246
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/212:15 pmMSP - YYZ
2 stops10h 24mWestJet
Wed 12/1010:45 pmYYZ - MSP
1 stop12h 49mWestJet
Deal found 10/29$270

Cheapflights Fare Finder

 
Customize your flight search to find flights from Wisconsin to Ontario 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 October 30, 2025.
Use the filters below to find and compare flights from Wisconsin to Ontario that are best for you.

Fly from

Wisconsin

Fly to

Ontario

Route

Depart

Return

Price

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Mon 12/15

7:10 am-9:58 am

Nonstop1h 48m

Toronto Pearson Intl

Sat 1/17

8:55 am-10:01 am

Nonstop2h 06m

$210

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 12/17

4:50 pm-7:45 pm

Nonstop1h 55m

Toronto Pearson Intl

Sat 1/17

3:30 pm-4:40 pm

Nonstop2h 10m

$210

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Mon 12/15

9:10 pm-11:59 pm

Nonstop1h 49m

Toronto Pearson Intl

Fri 1/16

9:00 pm-10:05 pm

Nonstop2h 05m

$210

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 12/16

8:45 am-2:14 pm

1 stop4h 29m

Toronto Pearson Intl

Sat 1/17

8:55 am-10:01 am

Nonstop2h 06m

$220

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 12/17

8:45 am-2:14 pm

1 stop4h 29m

Toronto Pearson Intl

Tue 1/13

5:30 pm-6:50 pm

Nonstop2h 20m

$220

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 1/8

8:52 am-2:14 pm

1 stop4h 22m

Toronto Pearson Intl

Mon 1/12

9:00 pm-10:05 pm

Nonstop2h 05m

$220

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Mon 1/19

1:58 pm-7:08 pm

1 stop4h 10m

Toronto Pearson Intl

Wed 1/21

10:05 am-1:18 pm

1 stop4h 13m

$233

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 1/20

6:50 am-11:20 am

1 stop3h 30m

Toronto Pearson Intl

Wed 1/21

12:12 pm-4:56 pm

1 stop5h 44m

$233

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 1/14

1:54 pm-7:13 pm

1 stop4h 19m

Toronto Pearson Intl

Wed 1/21

6:00 am-9:40 am

1 stop4h 40m

$233

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 1/14

1:54 pm-7:13 pm

1 stop4h 19m

Toronto Pearson Intl

Fri 1/16

10:05 am-1:07 pm

1 stop4h 02m

$233

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 60 results
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Best time to book a flight from Wisconsin to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Wisconsin 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 Wisconsin to Ontario

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

Currently, May is the cheapest month in which you can book a flight from Wisconsin to Region of Ontario (average of $143). Flying from Wisconsin to Region of Ontario in August is currently the most expensive (average of $545). 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 Wisconsin to Region of Ontario?

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated October 30, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Wisconsin to Ontario by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,998 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,998 reviews
Delta
7.9
Good
7,998 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,035 reviews
Delta
7.9
Good
7,998 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
WestJet
7.2
Good
3,152 reviews
Delta
7.9
Good
7,998 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Air Canada
7.1
Good
10,381 reviews
Delta
7.9
Good
7,998 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Wisconsin to Ontario. 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 Wisconsin to Region of Ontario?

    United Airlines, Delta, and Air Canada can get you from Wisconsin to Region of Ontario in just under 1h 48m. Your travel time can differ by up to 4h 17m. The distance from Wisconsin to Region of Ontario is about 436 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Wisconsin to Region of Ontario one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $86. However, be on the lookout for offers from Delta and Air Canada, as they are both options that can get you from Wisconsin to Region of Ontario for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Wisconsin to Ontario 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 Wisconsin to Region of Ontario?

    Currently, May is the cheapest month in which you can book a flight from Wisconsin to Region of Ontario (average of $143). Flying from Wisconsin to Region of Ontario in August is currently the most expensive (average of $545). 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 Wisconsin to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Wisconsin to Ontario

Discover the top 3 airlines that operate flights from Wisconsin to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$143Average$530FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$306Average$655FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$327Average$483FlexibilityNo cancel feeOn-time71%

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