What is the cheapest airline that flies from Ontario to Wisconsin?

Air Canada, Delta, and United Airlines are the most popular carriers operating from Ontario to Wisconsin

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

Average flight duration from Region of Ontario to Wisconsin depends on which airport you fly into and out of. Flying from Toronto to Milwaukee is 3h 39m on average, while flying from Ottawa to Milwaukee is 8h 49m on average. Milwaukee is the most popular airport in Wisconsin.

How many flights depart from Region of Ontario to Wisconsin on average per week?

842 flights are operational weekly from Region of Ontario to Wisconsin as of April 2026. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.

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

Prices for flights from Ontario to Wisconsin were last updated today.

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

As of April 2026, there are 7 operators available to choose from for flights from Ontario to Wisconsin.

How old do you have to be to fly from Ontario to Wisconsin?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Wisconsin.

What documentation or ID do you need to fly to Wisconsin?

The required travel and health documents for your Wisconsin trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Wisconsin. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$134 Cheap Flights from Ontario to Wisconsin in 2026

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Find the cheapest flights from Ontario to Wisconsin

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:05 am - 11:00 am

YTZ

ORD

1h 55mnonstop

11:45 am - 2:25 pm

ORD

YTZ

1h 40mnonstop

$205Porter Airlines

Thu, Sep 10 - Sun, Sep 13

8:40 pm - 9:35 pm

YTZ

ORD

1h 55mnonstop

7:00 am - 9:40 am

ORD

YTZ

1h 40mnonstop

$206Porter Airlines

Thu, Sep 17 - Mon, Sep 21

3:13 pm - 4:23 pm

YYZ

ORD

2h 10mnonstop

8:35 pm - 11:29 pm

ORD

YYZ

1h 54mnonstop

$220American Airlines

Sat, Jun 6 - Tue, Jun 9

7:20 pm - 8:16 pm

YTZ

ORD

1h 56mnonstop

7:25 am - 10:06 am

ORD

YTZ

1h 41mnonstop

$220Air Canada

Thu, Jun 4 - Sun, Jun 7

4:50 pm - 5:50 pm

YYZ

ORD

2h 00mnonstop

8:35 pm - 11:18 pm

ORD

YYZ

1h 43mnonstop

$222Air Canada

Thu, Apr 30 - Mon, May 4

6:11 pm - 8:40 pm

YYZ

ORD

3h 29m

1 stop

9:25 am - 1:30 pm

ORD

YYZ

3h 05m

1 stop

$230Delta

Tue, May 5 - Thu, May 14

3:45 pm - 9:37 pm

YYZ

ORD

6h 52m

1 stop

2:47 pm - 5:44 pm

ORD

YYZ

1h 57mnonstop

$236American Airlines

Mon, Jun 1 - Thu, Jun 4

8:50 am - 9:50 am

YYZ

ORD

2h 00mnonstop

2:56 pm - 5:56 pm

ORD

YYZ

2h 00mnonstop

$237United Airlines

Sat, Jun 6 - Wed, Jun 10

9:49 am - 1:01 pm

YYZ

ORD

4h 12m

1 stop

7:00 am - 1:30 pm

ORD

YYZ

5h 30m

1 stop

$239Delta

Thu, May 7 - Sun, May 10

9:45 am - 11:28 am

YUL

ORD

2h 43mnonstop

6:00 am - 2:40 pm

ORD

YUL

7h 40m

1 stop

$288United Airlines

Thu, May 7 - Sun, May 17

Porter Airlines flights from Region of Ontario to Wisconsin

Our best Porter Airlines deals on Region of Ontario to Wisconsin flight tickets

Porter Airlines

Sep 10

YTZ10:05 amToronto Island

1h 55m

ORD11:00 amChicago O'Hare Intl

Sep 13

ORD11:45 amChicago O'Hare Intl

1h 40m

YTZ2:25 pmToronto Island

$205

Porter Airlines

Sep 17

YTZ8:40 pmToronto Island

1h 55m

ORD9:35 pmChicago O'Hare Intl

Sep 21

ORD7:00 amChicago O'Hare Intl

1h 40m

YTZ9:40 amToronto Island

$206

Porter Airlines

Sep 10

YTZ10:05 amToronto Island

1h 55m

ORD11:00 amChicago O'Hare Intl

Sep 13

ORD11:45 amChicago O'Hare Intl

1h 40m

YTZ2:25 pmToronto Island

$208

Air Canada flights from Region of Ontario to Wisconsin

Our best Air Canada deals on Region of Ontario to Wisconsin flight tickets

Air Canada

Jun 4

YTZ7:20 pmToronto Island

1h 56m

ORD8:16 pmChicago O'Hare Intl

Jun 7

ORD7:25 amChicago O'Hare Intl

1h 41m

YTZ10:06 amToronto Island

$220

Air Canada

Jun 4

YTZ9:30 amToronto Island

6h 20m

1 stop

ORD2:50 pmChicago O'Hare Intl

Jun 7

ORD7:25 amChicago O'Hare Intl

1h 41m

YTZ10:06 amToronto Island

$222

Air Canada

Jun 13

YYZ1:55 pmToronto Pearson Intl

2h 00m

ORD2:55 pmChicago O'Hare Intl

Jun 15

ORD9:55 amChicago O'Hare Intl

1h 40m

YYZ12:35 pmToronto Pearson Intl

$226

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

TorontoChicago

YTZ - ORD

YTZORD

Toronto Island

Thu 9/10

10:05 am-11:00 am

Nonstop1h 55m

Chicago O'Hare Intl

Sun 9/13

11:45 am-2:25 pm

Nonstop1h 40m

$205

TorontoChicago

YTZ - ORD

YTZORD

Toronto Island

Thu 9/17

8:40 pm-9:35 pm

Nonstop1h 55m

Chicago O'Hare Intl

Mon 9/21

7:00 am-9:40 am

Nonstop1h 40m

$206

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 6/6

3:13 pm-4:23 pm

Nonstop2h 10m

Chicago O'Hare Intl

Tue 6/9

8:35 pm-11:29 pm

Nonstop1h 54m

$220

TorontoChicago

YTZ - ORD

YTZORD

Toronto Island

Thu 6/4

7:20 pm-8:16 pm

Nonstop1h 56m

Chicago O'Hare Intl

Sun 6/7

7:25 am-10:06 am

Nonstop1h 41m

$220

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 4/30

4:50 pm-5:50 pm

Nonstop2h 00m

Chicago O'Hare Intl

Mon 5/4

8:35 pm-11:18 pm

Nonstop1h 43m

$222

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Tue 5/5

6:11 pm-8:40 pm

1 stop3h 29m

Chicago O'Hare Intl

Thu 5/14

9:25 am-1:30 pm

1 stop3h 05m

$230

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Mon 6/1

3:45 pm-9:37 pm

1 stop6h 52m

Chicago O'Hare Intl

Thu 6/4

2:47 pm-5:44 pm

Nonstop1h 57m

$236

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 6/6

8:50 am-9:50 am

Nonstop2h 00m

Chicago O'Hare Intl

Wed 6/10

2:56 pm-5:56 pm

Nonstop2h 00m

$237

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 5/7

9:49 am-1:01 pm

1 stop4h 12m

Chicago O'Hare Intl

Sun 5/10

7:00 am-1:30 pm

1 stop5h 30m

$239

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Thu 5/7

9:45 am-11:28 am

Nonstop2h 43m

Chicago O'Hare Intl

Sun 5/17

6:00 am-2:40 pm

1 stop7h 40m

$288

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Other information

Can stopping save me money on Region of Ontario to Wisconsin flights?

You could potentially save up to 31% on your flight if you consider stops on a Region of Ontario to Wisconsin flight.

Cheap Region of Ontario to Wisconsin flight deals and tips

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

Fastest flight time	1h 55m
Direct flights	Every day
Airports in Wisconsin	80 airports

The fastest flight from Region of Ontario to Wisconsin takes 1h 55m

Direct flights go from Region of Ontario to Wisconsin every day.

There are 80 airports in Wisconsin. From Region of Ontario there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

Frequently asked questions about flying from Ontario to Wisconsin

When did momondo last update prices for flights from Ontario to Wisconsin?
Prices for flights from Ontario to Wisconsin were last updated today.
How many operators does momondo search for flights from Ontario to Wisconsin?
As of April 2026, there are 7 operators available to choose from for flights from Ontario to Wisconsin.
How old do you have to be to fly from Ontario to Wisconsin?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Wisconsin.
What documentation or ID do you need to fly to Wisconsin?
The required travel and health documents for your Wisconsin trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Wisconsin. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Wisconsin. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Wisconsin from Ontario with this policy.

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

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

Yes momondo offers price alerts on flights to Wisconsin from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.