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

Delta, American Airlines, and United Airlines can get you from Region of Ontario to Milwaukee in just under 7h 27m. Your travel time can differ by up to 2h 44m. 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.

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$ 309+ 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 13 September 2026.

Fri 6/116:21 p.m. -

1 stop14h 27m

Sat 14/112:55 p.m. -

1 stop7h 51m

Deal found 8/9C$ 566

Wed 25/116:21 p.m. -

1 stop14h 35m

Wed 2/122:55 p.m. -

1 stop7h 51m

Deal found 10/9C$ 567

Wed 21/107:29 a.m. -

1 stop7h 55m

Sun 25/107:45 a.m. -

1 stop8h 59m

Deal found 8/9C$ 584

Sat 24/108:35 a.m. -

1 stop11h 34m

Sat 31/108:00 a.m. -

1 stop12h 17m

Deal found 9/9C$ 602

Thu 15/102:24 p.m. -

1 stop9h 54m

Sat 17/1011:41 a.m. -

1 stop10h 48m

Deal found 10/9C$ 603

Sat 24/106:00 a.m. -

2 stops10h 11m

Sat 31/103:33 p.m. -

1 stop4h 44m

Deal found 9/9C$ 605

Wed 23/912:48 p.m. -

1 stop8h 17m

Mon 28/91:28 p.m. -

1 stop8h 59m

Deal found 8/9C$ 606

Sat 24/103:14 p.m. -

1 stop7h 40m

Sun 1/118:40 a.m. -

1 stop14h 06m

Deal found 11/9C$ 612

Sat 10/101:15 p.m. -

1 stop6h 16m

Wed 14/108:45 a.m. -

1 stop13h 44m

Deal found 8/9C$ 617

Sat 3/106:10 a.m. -

1 stop4h 57m

Sat 10/106:00 a.m. -

1 stop9h 10m

Deal found 12/9C$ 623

Wed 23/96:10 a.m. -

1 stop6h 20m

Mon 28/97:18 a.m. -

2 stops11h 27m

Deal found 8/9C$ 624

Sun 25/1011:35 p.m. -

2 stops34h 41m

Sun 1/1110:15 a.m. -

1 stop26h 25m

Deal found 9/9C$ 626

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 13 September 2026.

Sat 9/16:00 a.m. -

1 stop7h 27m

Wed 13/110:30 a.m. -

1 stop6h 21m

Deal found 8/9C$ 583

Wed 21/107:29 a.m. -

1 stop7h 55m

Sun 25/107:45 a.m. -

1 stop8h 59m

Deal found 8/9C$ 584

Sat 24/106:00 a.m. -

2 stops10h 11m

Sat 31/108:50 a.m. -

2 stops9h 58m

Deal found 9/9C$ 605

Wed 23/912:48 p.m. -

1 stop8h 17m

Mon 28/91:28 p.m. -

1 stop8h 59m

Deal found 8/9C$ 606

Sat 3/109:45 a.m. -

1 stop6h 26m

Sat 10/1012:05 p.m. -

2 stops9h 01m

Deal found 12/9C$ 623

Sat 26/96:00 a.m. -

1 stop7h 48m

Sat 3/107:14 a.m. -

1 stop3h 45m

Deal found 12/9C$ 623

Wed 23/96:10 a.m. -

1 stop6h 20m

Mon 28/97:18 a.m. -

2 stops11h 27m

Deal found 8/9C$ 624

Thu 15/106:10 a.m. -

1 stop4h 57m

Sun 18/105:00 a.m. -

1 stop4h 40m

Deal found 8/9C$ 646

Thu 29/109:25 a.m. -

1 stop8h 50m

Wed 4/117:15 a.m. -

1 stop3h 42m

Deal found 10/9C$ 648

Fri 25/99:45 a.m. -

1 stop6h 26m

Tue 29/96:15 a.m. -

2 stops7h 25m

Deal found 10/9C$ 648

Thu 10/124:45 p.m. -

1 stop7h 10m

Sun 13/127:00 a.m. -

1 stop6h 00m

Deal found 13/9C$ 664

Sat 10/102:35 p.m. -

2 stops9h 24m

Wed 14/106:32 p.m. -

1 stop4h 27m

Deal found 8/9C$ 664

Fri 2/103:25 p.m. -

1 stop9h 12m

Mon 5/106:32 p.m. -

1 stop15h 08m

Deal found 10/9C$ 669

Sat 9/18:35 a.m. -

1 stop6h 26m

Wed 13/112:30 p.m. -

1 stop5h 15m

Deal found 12/9C$ 682

Tue 27/1010:30 a.m. -

2 stops7h 32m

Tue 3/1112:03 p.m. -

1 stop3h 44m

Deal found 12/9C$ 684

Tue 22/127:26 p.m. -

1 stop4h 45m

Tue 5/15:00 a.m. -

2 stops8h 11m

Deal found 11/9C$ 685

Fri 6/115:55 p.m. -

1 stop3h 55m

Sat 14/1112:03 p.m. -

2 stops8h 21m

Deal found 8/9C$ 685

Mon 23/114:46 p.m. -

1 stop6h 29m

Fri 27/118:00 a.m. -

1 stop5h 09m

Deal found 9/9C$ 809

Thu 1/106:00 a.m. -

2 stops10h 11m

Sun 4/106:15 a.m. -

1 stop6h 44m

Deal found 11/9C$ 896

Find flight deals from Ontario to Milwaukee

Round-trip from	C$ 566
One-way from	C$ 309

American Airlines
6/11-14/11
2 total stops
22h 18m total
Ontario to Milwaukee

Search Deals

American Airlines
21/10-31/12
1 total stop
5h 42m total
Ontario to Milwaukee

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealMilwaukee

YUL Montreal Pierre Elliott Trudeau Intl - MKE Milwaukee-Mitchell

YULMKE

Montreal Pierre Elliott Trudeau Intl

Tue 29/9

2:31 p.m.-7:33 p.m.

1 stop6h 02m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 309

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Fri 2/10

7:15 p.m.-8:01 a.m.

1 stop13h 46m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 320

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Wed 7/10

7:29 a.m.-7:58 p.m.

1 stop13h 29m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 322

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Sat 24/10

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$ 333

MontrealMilwaukee

YUL Montreal Pierre Elliott Trudeau Intl - MKE Milwaukee-Mitchell

YULMKE

Montreal Pierre Elliott Trudeau Intl

Wed 21/10

9:15 a.m.-7:10 p.m.

2 stops10h 55m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 343

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Sun 25/10

9:35 a.m.-9:16 a.m.

3 stops48h 41m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 347

MontrealMilwaukee

YUL Montreal Pierre Elliott Trudeau Intl - MKE Milwaukee-Mitchell

YULMKE

Montreal Pierre Elliott Trudeau Intl

Tue 29/9

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

1 stop5h 48m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 347

Quickest round-trip

TorontoMilwaukee

YYZ Toronto Pearson Intl - MKE Milwaukee-Mitchell

YYZMKE

Toronto Pearson Intl

Fri 25/9

6:00 a.m.-8:48 a.m.

1 stop3h 48m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 350

MontrealMilwaukee

YUL Montreal Pierre Elliott Trudeau Intl - MKE Milwaukee-Mitchell

YULMKE

Montreal Pierre Elliott Trudeau Intl

Tue 29/9

12:48 p.m.-8:05 p.m.

1 stop8h 17m

Milwaukee-Mitchell

Wed 31/12

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

Nonstop0h 00m

C$ 352

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$ 354

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 42 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$ 613). Flying from Region of Ontario to Milwaukee in October is currently the most expensive (average of C$ 968). 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 typical for this route at the moment.

Region of Ontario to Milwaukee flights typically cost between C$ 531 and C$ 755 in November.
The cheapest round-trip price found within the last 5 days was C$ 566 on American Airlines (6 Nov-14 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?
Delta, American Airlines, and United Airlines can get you from Region of Ontario to Milwaukee in just under 7h 27m. Your travel time can differ by up to 2h 44m. 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$ 613). Flying from Region of Ontario to Milwaukee in October is currently the most expensive (average of C$ 968). 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.

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Alternative routes for Ontario to Milwaukee

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Fort McMurray to O'Hare Intl flights

Top airline flying from Ontario to Milwaukee

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	CheapestC$ 317	AverageC$ 880	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?

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Cheap flights from Ontario to Milwaukee from C$ 309

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 29/9. 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 13 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 13 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 13 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 13 September 2026.

Last-minute flights from Ontario to MilwaukeeDiscover last-minute flight deals from Ontario to Milwaukee. Data last updated 13 September 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Milwaukee. Data last updated 13 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 13 September 2026.

Search for one-way flight options from Ontario to Milwaukee. Find affordable one-way fares based on user searches. Data last updated 13 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 typical for this route at the moment.

Region of Ontario to Milwaukee flights typically cost between C$ 531 and C$ 755 in November.The cheapest round-trip price found within the last 5 days was C$ 566 on American Airlines (6 Nov-14 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 13 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 13 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 13 September 2026.

Last-minute flights from Ontario to Milwaukee
Discover last-minute flight deals from Ontario to Milwaukee. Data last updated 13 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 13 September 2026.

Region of Ontario to Milwaukee flights typically cost between C$ 531 and C$ 755 in November.
The cheapest round-trip price found within the last 5 days was C$ 566 on American Airlines (6 Nov-14 Nov).