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Cheap flights from Ontario to Milwaukee from C$ 399

YYZ — MKE
10 Dec — 17 Dec1
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 8/121:22 p.m. -
1 stop10h 15m
Tue 15/125:00 a.m. -
1 stop6h 35m
Deal found 8/11C$ 557
Mon 7/126:23 p.m. -
1 stop17h 54m
Mon 14/127:00 a.m. -
1 stop3h 28m
Deal found 9/11C$ 611
Sat 21/116:45 a.m. -
1 stop4h 28m
Sat 28/1110:48 a.m. -
1 stop4h 59m
Deal found 6/11C$ 660
Wed 25/1110:53 a.m. -
1 stop7h 50m
Wed 2/122:38 p.m. -
1 stop5h 37m
Deal found 9/11C$ 679
Wed 25/116:45 a.m. -
1 stop5h 43m
Tue 1/122:38 p.m. -
1 stop8h 21m
Deal found 9/11C$ 680
Wed 25/116:00 a.m. -
1 stop7h 36m
Wed 2/126:42 p.m. -
1 stop3h 25m
Deal found 5/11C$ 687
Fri 11/1210:00 a.m. -
2 stops12h 55m
Fri 18/125:00 a.m. -
2 stops7h 43m
Deal found 8/11C$ 715
Mon 14/126:45 a.m. -
1 stop5h 43m
Fri 18/126:29 a.m. -
1 stop6h 14m
Deal found 7/11C$ 717
Fri 4/123:35 p.m. -
1 stop6h 20m
Fri 11/122:38 p.m. -
2 stops7h 48m
Deal found 6/11C$ 722
Fri 11/126:45 a.m. -
1 stop4h 18m
Mon 14/125:00 a.m. -
2 stops8h 25m
Deal found 5/11C$ 724
Mon 7/122:57 p.m. -
2 stops8h 58m
Mon 14/125:00 a.m. -
2 stops8h 25m
Deal found 9/11C$ 755
Sun 6/126:00 a.m. -
1 stop5h 14m
Sat 12/1210:38 a.m. -
2 stops10h 18m
Deal found 6/11C$ 974

Find flight deals from Ontario to Milwaukee

Round-trip from

C$ 557

One-way from

C$ 399

Popular in

October

Cheapest in

September

Average price

C$ 893
Alaska Airlines
  • Alaska Airlines
  • 8/12-15/12
  • 2 total stops
  • 16h 50m total
  • Ontario to Milwaukee
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United Airlines
  • United Airlines
  • 24/12-31/12
  • 2 total stops
  • 9h 14m total
  • Ontario to Milwaukee
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 105 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 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 24/12

2:57 p.m.-11:11 p.m.

2 stops9h 14m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 399

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Sun 3/1

12:20 p.m.-6:00 p.m.

1 stop6h 40m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 439

OttawaMilwaukee

YOW Ottawa - MKE Milwaukee-Mitchell

YOWMKE

Ottawa

Sat 9/1

5:30 a.m.-6:03 p.m.

2 stops37h 33m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 449

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Sat 16/1

12:10 p.m.-9:19 a.m.

1 stop22h 09m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 507

OttawaMilwaukee

YOW Ottawa - MKE Milwaukee-Mitchell

YOWMKE

Ottawa

Sat 9/1

6:15 a.m.-8:59 p.m.

1 stop15h 44m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 522
Quickest round-trip

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Sun 17/1

6:10 a.m.-9:19 a.m.

1 stop4h 09m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 525

OttawaMilwaukee

YOW Ottawa - MKE Milwaukee-Mitchell

YOWMKE

Ottawa

Fri 18/12

6:15 a.m.-6:56 p.m.

1 stop13h 41m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 525

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Sun 20/12

6:45 a.m.-12:15 p.m.

1 stop6h 30m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 526

OttawaMilwaukee

YOW Ottawa - MKE Milwaukee-Mitchell

YOWMKE

Ottawa

Thu 17/12

6:00 a.m.-11:11 p.m.

2 stops18h 11m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 532

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Wed 25/11

5:15 p.m.-9:05 p.m.

1 stop4h 50m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 535

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 27 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, September is the cheapest month in which you can book a flight from Region of Ontario to Milwaukee (average of C$ 624). Flying from Region of Ontario to Milwaukee in June is currently the most expensive (average of C$ 1,047). 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 Milwaukee?

Airfare is below average for this route at the moment.
Region of Ontario to Milwaukee flights typically cost between C$ 720 and C$ 736 in December.
The cheapest round-trip price found within the last 5 days was C$ 557 on Multiple Airlines (8 Dec-15 Dec).

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?

    United Airlines and Delta can get you from Region of Ontario to Milwaukee in just under 7h 36m. Your travel time can differ by up to 14m. 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 Montreal Pierre Elliott Trudeau Intl - Milwaukee-Mitchell or Ottawa - 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, September is the cheapest month in which you can book a flight from Region of Ontario to Milwaukee (average of C$ 624). Flying from Region of Ontario to Milwaukee in June is currently the most expensive (average of C$ 1,047). 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

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

Top airline flying from Ontario to Milwaukee

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 643AverageC$ 873FlexibilityNo 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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