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

American Airlines, United Airlines, and Delta can get you from Region of Ontario to Milwaukee in just under 7h 31m. Your travel time can differ by up to 7h 04m. Region of Ontario and Milwaukee are separated by a distance of 1159 km. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in Milwaukee ranges from 36.0 - 102.0 mm per month. June is typically the wettest month, when rainfall can reach 102.0 mm. January is typically the driest time to visit Milwaukee when rainfall is around 36.0 mm.

If weather is an important factor for your trip to Milwaukee, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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.

What is the cheapest time of day to fly from ON to MKE?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Milwaukee as you normally would.

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.

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.

C$ 332+ Cheap Flights from Ontario to Milwaukee

Cheap flight deals from Ontario to Milwaukee

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Ontario to Milwaukee
Explore the most affordable flight options available from Ontario to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Tue 3/1111:36 a.m. -

1 stop7h 59m

Tue 10/118:40 a.m. -

1 stop8h 01m

Deal found 19/9C$ 582

Fri 11/126:21 p.m. -

1 stop14h 27m

Mon 14/127:19 p.m. -

1 stop14h 31m

Deal found 17/9C$ 583

Wed 25/116:21 p.m. -

1 stop14h 35m

Wed 2/122:55 p.m. -

1 stop7h 51m

Deal found 18/9C$ 589

Thu 15/102:24 p.m. -

1 stop9h 54m

Tue 20/107:19 p.m. -

1 stop14h 40m

Deal found 20/9C$ 610

Sat 17/106:25 p.m. -

1 stop14h 42m

Sat 24/107:19 p.m. -

1 stop16h 15m

Deal found 18/9C$ 611

Sat 17/106:25 p.m. -

1 stop14h 42m

Tue 20/105:01 a.m. -

1 stop8h 32m

Deal found 19/9C$ 615

Wed 4/119:15 a.m. -

2 stops10h 43m

Sat 7/1110:48 a.m. -

2 stops8h 00m

Deal found 21/9C$ 625

Tue 20/103:14 p.m. -

1 stop7h 33m

Sat 24/102:58 p.m. -

1 stop7h 31m

Deal found 17/9C$ 643

Thu 5/116:00 a.m. -

1 stop6h 28m

Sat 7/119:23 a.m. -

2 stops11h 19m

Deal found 18/9C$ 646

Wed 4/112:28 p.m. -

1 stop7h 56m

Sun 8/117:05 a.m. -

1 stop8h 10m

Deal found 17/9C$ 648

Wed 7/102:24 p.m. -

1 stop9h 54m

Sun 11/105:00 a.m. -

1 stop8h 33m

Deal found 17/9C$ 655

Mon 19/104:15 p.m. -

1 stop5h 42m

Mon 26/107:19 p.m. -

1 stop14h 40m

Deal found 20/9C$ 662

Best flights from Ontario to Milwaukee
Discover carefully curated flight deals from Ontario to Milwaukee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Wed 25/116:21 p.m. -

1 stop14h 35m

Wed 2/122:55 p.m. -

1 stop7h 51m

Deal found 19/9C$ 589

Sat 9/13:00 p.m. -

2 stops9h 11m

Wed 13/15:00 a.m. -

2 stops9h 02m

Deal found 21/9C$ 624

Sat 9/12:25 p.m. -

1 stop7h 31m

Wed 13/16:00 a.m. -

1 stop6h 35m

Deal found 21/9C$ 624

Wed 4/119:15 a.m. -

2 stops10h 43m

Sat 7/1110:48 a.m. -

2 stops8h 00m

Deal found 21/9C$ 625

Wed 4/112:28 p.m. -

1 stop7h 56m

Sun 8/117:05 a.m. -

1 stop8h 10m

Deal found 17/9C$ 648

Sat 31/106:00 a.m. -

1 stop5h 13m

Sat 7/116:10 a.m. -

1 stop6h 18m

Deal found 18/9C$ 625

Tue 1/124:49 p.m. -

1 stop4h 33m

Fri 4/126:42 p.m. -

1 stop3h 51m

Deal found 17/9C$ 648

Thu 5/116:00 a.m. -

1 stop6h 28m

Sat 7/119:23 a.m. -

2 stops11h 19m

Deal found 18/9C$ 646

Mon 5/1012:08 p.m. -

1 stop4h 57m

Wed 14/107:15 a.m. -

1 stop3h 04m

Deal found 21/9C$ 706

Tue 19/17:00 a.m. -

2 stops9h 06m

Fri 22/19:20 a.m. -

2 stops9h 18m

Deal found 17/9C$ 648

Sat 31/1010:04 a.m. -

1 stop8h 35m

Fri 6/112:24 p.m. -

1 stop7h 32m

Deal found 17/9C$ 708

Wed 4/119:15 a.m. -

2 stops8h 48m

Sun 8/115:00 a.m. -

2 stops9h 16m

Deal found 17/9C$ 648

Thu 5/119:40 a.m. -

1 stop7h 25m

Thu 12/111:30 p.m. -

1 stop6h 04m

Deal found 21/9C$ 727

Tue 3/119:44 a.m. -

2 stops8h 19m

Tue 10/112:23 p.m. -

2 stops8h 29m

Deal found 19/9C$ 685

Sat 17/108:50 a.m. -

1 stop5h 53m

Sat 24/1012:05 p.m. -

2 stops9h 18m

Deal found 18/9C$ 685

Tue 20/107:00 a.m. -

1 stop4h 07m

Sat 24/108:30 a.m. -

2 stops8h 58m

Deal found 17/9C$ 687

Thu 15/1011:00 a.m. -

1 stop3h 43m

Tue 20/105:30 a.m. -

2 stops7h 17m

Deal found 20/9C$ 706

Fri 16/1012:45 p.m. -

2 stops11h 14m

Fri 23/1010:42 a.m. -

1 stop4h 04m

Deal found 18/9C$ 727

Fri 11/128:35 a.m. -

1 stop7h 28m

Mon 14/127:00 a.m. -

2 stops6h 25m

Deal found 17/9C$ 727

Wed 7/108:50 a.m. -

1 stop7h 21m

Sun 11/106:15 a.m. -

2 stops9h 52m

Deal found 17/9C$ 753

Mon 23/114:46 p.m. -

1 stop6h 29m

Fri 27/118:00 a.m. -

1 stop5h 09m

Deal found 21/9C$ 827

Thu 15/105:20 p.m. -

1 stop14h 47m

Mon 19/107:18 a.m. -

1 stop13h 17m

Deal found 21/9C$ 828

Fri 16/103:10 p.m. -

1 stop9h 27m

Fri 23/106:15 a.m. -

1 stop14h 20m

Deal found 18/9C$ 828

Find flight deals from Ontario to Milwaukee

Round-trip from	C$ 582
One-way from	C$ 332

American Airlines
3/11-10/11
2 total stops
16h 00m total
Ontario to Milwaukee

Search Deals

American Airlines
23/11-31/12
1 total stop
9h 15m total
Ontario to Milwaukee

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Thu 5/11

7:09 a.m.-2:22 p.m.

1 stop8h 13m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 335

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Wed 4/11

11:36 a.m.-8:02 p.m.

1 stop9h 26m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 335

MontrealMilwaukee

YUL Montreal Pierre Elliott Trudeau Intl - MKE Milwaukee-Mitchell

YULMKE

Montreal Pierre Elliott Trudeau Intl

Sat 12/12

3:00 p.m.-9:55 p.m.

2 stops7h 55m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 353

MontrealMilwaukee

YUL Montreal Pierre Elliott Trudeau Intl - MKE Milwaukee-Mitchell

YULMKE

Montreal Pierre Elliott Trudeau Intl

Tue 27/10

5:10 p.m.-8:06 p.m.

1 stop3h 56m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 355

MontrealMilwaukee

YUL Montreal Pierre Elliott Trudeau Intl - MKE Milwaukee-Mitchell

YULMKE

Montreal Pierre Elliott Trudeau Intl

Tue 27/10

7:00 a.m.-2:58 p.m.

2 stops8h 58m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 355

MontrealMilwaukee

YUL Montreal Pierre Elliott Trudeau Intl - MKE Milwaukee-Mitchell

YULMKE

Montreal Pierre Elliott Trudeau Intl

Wed 4/11

6:00 a.m.-12:44 p.m.

1 stop7h 44m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 355

MontrealMilwaukee

YUL Montreal Pierre Elliott Trudeau Intl - MKE Milwaukee-Mitchell

YULMKE

Montreal Pierre Elliott Trudeau Intl

Sat 12/12

4:49 p.m.-8:22 p.m.

1 stop4h 33m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 359

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Sun 1/11

11:34 a.m.-10:37 p.m.

1 stop12h 03m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 363

MontrealMilwaukee

YUL Montreal Pierre Elliott Trudeau Intl - MKE Milwaukee-Mitchell

YULMKE

Montreal Pierre Elliott Trudeau Intl

Thu 19/11

7:00 a.m.-2:58 p.m.

2 stops8h 58m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 374

MontrealMilwaukee

YUL Montreal Pierre Elliott Trudeau Intl - MKE Milwaukee-Mitchell

YULMKE

Montreal Pierre Elliott Trudeau Intl

Thu 19/11

12:50 p.m.-8:15 p.m.

1 stop8h 25m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 374

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/9

Showing 1-10 of 48 resultsSorted by cheapest first

...

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.

YYZ-MKE

YUL-MKE

YOW-MKE

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 Milwaukee

CAON-MKE

YYZ-MKE

YUL-MKE

YOW-MKE

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$ 619). Flying from Region of Ontario to Milwaukee in June is currently the most expensive (average of C$ 963). 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$ 615 and C$ 870 in November.
The cheapest round-trip price found within the last 5 days was C$ 582 on American Airlines (3 Nov-10 Nov).

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, United Airlines, and Delta can get you from Region of Ontario to Milwaukee in just under 7h 31m. Your travel time can differ by up to 7h 04m. Region of Ontario and Milwaukee are separated by a distance of 1159 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$ 619). Flying from Region of Ontario to Milwaukee in June is currently the most expensive (average of C$ 963). 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 Milwaukee

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Deer Lake to O'Hare Intl flights

Calgary to Madison flights

Top airline flying from Ontario to Milwaukee

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	CheapestC$ 321	AverageC$ 874	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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Can Cheapflights find flights from Ontario to Milwaukee with no change fees?

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.

Can Cheapflights notify me if prices for flights from Ontario to Milwaukee become cheaper?

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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Cheap flights from Ontario to Milwaukee from C$ 332

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Milwaukee

Cheapest flights from Ontario to MilwaukeeExplore the most affordable flight options available from Ontario to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Explore the most affordable flight options available from Ontario to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Best flights from Ontario to MilwaukeeDiscover carefully curated flight deals from Ontario to Milwaukee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Discover carefully curated flight deals from Ontario to Milwaukee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Last-minute flights from Ontario to MilwaukeeDiscover last-minute flight deals from Ontario to Milwaukee. Data last updated 22 September 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Milwaukee. Data last updated 22 September 2026 and is based on user searches.

One-way flights from Ontario to MilwaukeeSearch for one-way flight options from Ontario to Milwaukee. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.

Search for one-way flight options from Ontario to Milwaukee. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.

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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.

Cheapflights Insights

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

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$ 615 and C$ 870 in November.The cheapest round-trip price found within the last 5 days was C$ 582 on American Airlines (3 Nov-10 Nov).

Related info for your journey

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

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

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

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

How can I find direct flights from Ontario to Milwaukee?

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to Milwaukee

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Complete your trip

Complete your trip to Milwaukee by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to United States

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Search flights from Ontario to Milwaukee by cabin class

Find flights from Ontario to Milwaukee, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ontario and Milwaukee flights

Browse other Ontario and Milwaukee flight options. Last updated on 22 September 2026.

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Top airline flying from Ontario to Milwaukee

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How does Cheapflights help users find flights from Ontario to Milwaukee?

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Can Cheapflights find flights from Ontario to Milwaukee with no change fees?

Can Cheapflights notify me if prices for flights from Ontario to Milwaukee become cheaper?

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Cheapest flights from Ontario to Milwaukee
Explore the most affordable flight options available from Ontario to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Best flights from Ontario to Milwaukee
Discover carefully curated flight deals from Ontario to Milwaukee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Last-minute flights from Ontario to Milwaukee
Discover last-minute flight deals from Ontario to Milwaukee. Data last updated 22 September 2026 and is based on user searches.

One-way flights from Ontario to Milwaukee
Search for one-way flight options from Ontario to Milwaukee. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.

Region of Ontario to Milwaukee flights typically cost between C$ 615 and C$ 870 in November.
The cheapest round-trip price found within the last 5 days was C$ 582 on American Airlines (3 Nov-10 Nov).