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Cheap flights from Ontario to Milwaukee from C$ 341

YYZ — MKE
18 Nov — 25 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Milwaukee

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Milwaukee

Tue 10/113:15 p.m. -
1 stop8h 22m
Wed 11/115:04 a.m. -
1 stop17h 42m
Deal found 16/10C$ 585
Sat 24/101:15 p.m. -
1 stop6h 16m
Sat 31/107:45 a.m. -
1 stop3h 49m
Deal found 19/10C$ 592
Mon 16/111:17 p.m. -
1 stop26h 05m
Mon 23/115:00 a.m. -
1 stop6h 31m
Deal found 19/10C$ 606
Mon 16/1112:44 p.m. -
1 stop12h 11m
Mon 23/112:55 p.m. -
1 stop8h 04m
Deal found 19/10C$ 608
Wed 21/107:29 a.m. -
1 stop12h 07m
Sat 24/1011:41 a.m. -
1 stop10h 48m
Deal found 16/10C$ 626
Sat 31/106:00 a.m. -
1 stop5h 13m
Sat 7/119:35 a.m. -
1 stop6h 44m
Deal found 16/10C$ 654
Thu 12/1112:44 p.m. -
1 stop12h 11m
Sun 15/117:00 a.m. -
1 stop7h 12m
Deal found 19/10C$ 659
Wed 9/1212:30 p.m. -
1 stop12h 29m
Mon 14/125:00 a.m. -
1 stop10h 30m
Deal found 14/10C$ 660
Wed 25/116:00 a.m. -
1 stop3h 50m
Wed 2/129:32 a.m. -
1 stop3h 03m
Deal found 15/10C$ 667
Wed 25/116:00 a.m. -
1 stop3h 50m
Wed 2/127:00 a.m. -
1 stop5h 35m
Deal found 16/10C$ 669
Wed 2/126:20 a.m. -
1 stop6h 40m
Wed 9/127:00 a.m. -
1 stop5h 35m
Deal found 18/10C$ 671
Mon 23/116:00 a.m. -
2 stops12h 03m
Fri 27/116:00 a.m. -
1 stop14h 56m
Deal found 14/10C$ 953

Find flight deals from Ontario to Milwaukee

Round-trip from

C$ 585

One-way from

C$ 341

Popular in

October

Cheapest in

September

Average price

C$ 855
Alaska Airlines
  • Alaska Airlines
  • 10/11-11/11
  • 2 total stops
  • 26h 04m total
  • Ontario to Milwaukee
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American Airlines
  • American Airlines
  • 3/12-31/12
  • 1 total stop
  • 12h 29m total
  • Ontario to Milwaukee
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 33 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Ontario to Milwaukee that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Thu 3/12

12:30 p.m.-11:59 p.m.

1 stop12h 29m

Milwaukee-Mitchell

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 341

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Thu 29/10

6:00 a.m.-12:38 p.m.

1 stop7h 38m

Milwaukee-Mitchell

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 377

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Sat 28/11

6:00 a.m.-8:50 a.m.

1 stop3h 50m

Milwaukee-Mitchell

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 377

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Tue 3/11

10:00 a.m.-8:52 p.m.

2 stops11h 52m

Milwaukee-Mitchell

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 390

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Wed 2/12

10:00 a.m.-6:48 p.m.

2 stops9h 48m

Milwaukee-Mitchell

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 393
Quickest round-trip

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Mon 2/11

6:00 a.m.-8:40 a.m.

1 stop3h 40m

Milwaukee-Mitchell

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 393

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Thu 29/10

10:00 a.m.-5:02 p.m.

2 stops8h 02m

Milwaukee-Mitchell

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 393

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Sun 29/11

6:30 a.m.-3:19 p.m.

1 stop9h 49m

Milwaukee-Mitchell

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 393

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Thu 3/12

6:20 a.m.-10:15 a.m.

1 stop4h 55m

Milwaukee-Mitchell

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 394

OttawaMilwaukee

YOW Ottawa - MKE Milwaukee-Mitchell

YOWMKE

Ottawa

Tue 15/12

4:40 p.m.-2:27 p.m.

3 stops46h 47m

Milwaukee-Mitchell

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 444

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/10

Showing 1-10 of 24 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Milwaukee

Have a flexible travel schedule? Discover the best time to fly to Milwaukee from Ontario with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

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

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

Currently, November is the cheapest month in which you can book a flight from Region of Ontario to Milwaukee (average of C$ 324). Flying from Region of Ontario to Milwaukee in June is currently the most expensive (average of C$ 971). 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

  • What airport do you fly into for flights to Milwaukee from Ontario?

    Located just 10.3 km from the city centre, Milwaukee-Mitchell (MKE) is the airport most travelers will use when flying to Milwaukee from Ontario.

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

    American Airlines, WestJet, and Delta can get you from Region of Ontario to Milwaukee in just under 3h 50m. Your travel time can differ by up to 8h 39m. Region of Ontario and Milwaukee are separated by a distance of 674 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Region of Ontario to Milwaukee?

    The most popular route from Region of Ontario to Milwaukee is Toronto Pearson Intl - Milwaukee-Mitchell. You may also consider Ottawa - Milwaukee-Mitchell or Montreal Pierre Elliott Trudeau Intl - Milwaukee-Mitchell.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Milwaukee 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 Milwaukee?

    Currently, November is the cheapest month in which you can book a flight from Region of Ontario to Milwaukee (average of C$ 324). Flying from Region of Ontario to Milwaukee in June is currently the most expensive (average of C$ 971). 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

Alternative routes for Ontario to Milwaukee

Pearson Intl to O'Hare Intl flights
Vancouver Intl to O'Hare Intl flights
Pearson Intl to Minneapolis flights
Pierre Elliott Trudeau Intl to O'Hare Intl flights
Toronto Island to O'Hare Intl flights
Calgary to O'Hare Intl flights
Toronto Island to Minneapolis flights
Pierre Elliott Trudeau Intl to Minneapolis flights
Vancouver Intl to Minneapolis flights
Winnipeg to O'Hare Intl flights
Calgary to Minneapolis flights
Winnipeg to Minneapolis flights
Hamilton to O'Hare Intl flights
Ottawa to O'Hare Intl flights
Québec City to O'Hare Intl flights
Pearson Intl to Milwaukee flights
Edmonton to O'Hare Intl flights
Vancouver Intl to Milwaukee flights
Edmonton to Minneapolis flights
Regina to Minneapolis flights
Saskatoon to Minneapolis flights
Ottawa to Minneapolis flights
Halifax to O'Hare Intl flights
Kelowna to O'Hare Intl flights
Edmonton to Milwaukee flights
Pearson Intl to Madison flights
Ottawa to Milwaukee flights
Pierre Elliott Trudeau Intl to Milwaukee flights
London to O'Hare Intl flights
Saskatoon to O'Hare Intl flights
Halifax to Minneapolis flights
Calgary to Milwaukee flights
Region of Waterloo Intl to O'Hare Intl flights
Pearson Intl to Green Bay flights
Regina to O'Hare Intl flights
Fort McMurray to O'Hare Intl flights
Québec City to Minneapolis flights
Halifax to Madison flights
Ottawa to Madison flights
St. John's to O'Hare Intl flights
Calgary to Madison flights
Victoria to O'Hare Intl flights
Pearson Intl to Duluth flights
Edmonton to Appleton flights
Edmonton to Madison flights
Moncton to O'Hare Intl flights
St John to O'Hare Intl flights
Comox to O'Hare Intl flights
Edmonton to Green Bay flights

Top airline flying from Ontario to Milwaukee

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 323AverageC$ 882FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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Need flexible booking options for your flight to Milwaukee from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Yes, Cheapflights offers price alerts on Ontario to Milwaukee flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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