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$165+ Cheap flights from Ontario to Milwaukee (MKE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — MKE
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Ontario to Milwaukee

Keep the following information in mind while searching for Ontario to Milwaukee flight deals. Data was last updated February 20, 2025.

Round-trip from

$276
(Kiwi.com)

One-way from

$165
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$332
From Ontario to Milwaukee-Mitchell
Search Deals
One-way flight from Ontario to Milwaukee-Mitchell
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Ontario to Milwaukee

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 February 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/207:35 amYYZ - MKE
1 stop8h 38mMultiple Airlines
Thu 3/2710:14 amMKE - YYZ
1 stop8h 16mMultiple Airlines
Deal found 2/20$276
This Mytrip deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/203:55 pmYUL - MKE
1 stop24h 05mMultiple Airlines
Thu 3/2710:14 amMKE - YUL
2 stops27h 41mMultiple Airlines
Deal found 2/18$303
This CheapTicketsDeal deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTicketsDeal is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/272:30 pmYYZ - MKE
1 stop26h 34mWestJet
Sat 3/111:05 amMKE - YYZ
1 stop21h 12mWestJet
Deal found 2/19$337
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/205:30 pmYYZ - MKE
1 stop5h 30mUnited Airlines
Thu 3/272:15 pmMKE - YYZ
2 stops7h 34mUnited Airlines
Deal found 2/20$338
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/114:45 pmYUL - MKE
1 stop5h 23mUnited Airlines
Wed 3/122:15 pmMKE - YUL
2 stops16h 30mUnited Airlines
Deal found 2/20$346
This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/710:55 amYYZ - MKE
1 stop11h 10mAmerican Airlines
Sun 3/96:47 amMKE - YYZ
1 stop8h 03mAmerican Airlines
Deal found 2/20$347
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/510:39 amYUL - MKE
2 stops10h 05mAmerican Airlines
Sat 4/121:16 pmMKE - YUL
1 stop8h 28mAmerican Airlines
Deal found 2/19$356
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/116:00 amYUL - MKE
1 stop5h 04mDelta
Wed 3/122:48 pmMKE - YUL
1 stop7h 51mDelta
Deal found 2/20$359
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/156:00 amYYZ - MKE
1 stop7h 39mDelta
Sun 5/187:00 amMKE - YYZ
1 stop7h 22mDelta
Deal found 2/19$365
This FlightHub deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/76:00 amYUL - MKE
1 stop7h 15mWestJet
Mon 3/101:19 pmMKE - YUL
1 stop20h 08mWestJet
Deal found 2/19$388
This Mytrip deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/64:20 pmYOW - MKE
1 stop17h 49mMultiple Airlines
Sun 4/135:00 pmMKE - YOW
2 stops20h 20mMultiple Airlines
Deal found 2/20$406
This Air Canada deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/125:15 pmYYZ - MKE
1 stop4h 45mAir Canada
Tue 6/175:15 amMKE - YYZ
1 stop3h 43mAir Canada
Deal found 2/20$448

Find flights from Ontario to Milwaukee within your budget

Customize your flight search to find flights from Ontario to Milwaukee that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Ontario

Fly to

Milwaukee

Route

Depart

Return

Price

TorontoMilwaukee

YYZ - MKE

YYZMKE

Toronto Pearson Intl

Thu 3/20

7:35 am-3:13 pm

1 stop8h 38m

Milwaukee-Mitchell

Thu 3/27

10:14 am-7:30 pm

1 stop8h 16m

$276

MontrealMilwaukee

YUL - MKE

YULMKE

Montreal Pierre Elliott Trudeau Intl

Thu 3/20

3:55 pm-3:00 pm

1 stop24h 05m

Milwaukee-Mitchell

Thu 3/27

10:14 am-2:55 pm

2 stops27h 41m

$303

TorontoMilwaukee

YYZ - MKE

YYZMKE

Toronto Pearson Intl

Thu 3/20

5:30 pm-10:00 pm

1 stop5h 30m

Milwaukee-Mitchell

Thu 3/27

2:15 pm-10:49 pm

2 stops7h 34m

$338

MontrealMilwaukee

YUL - MKE

YULMKE

Montreal Pierre Elliott Trudeau Intl

Tue 3/11

4:45 pm-9:08 pm

1 stop5h 23m

Milwaukee-Mitchell

Wed 3/12

2:15 pm-7:45 am

2 stops16h 30m

$346

TorontoMilwaukee

YYZ - MKE

YYZMKE

Toronto Pearson Intl

Fri 3/7

10:55 am-9:05 pm

1 stop11h 10m

Milwaukee-Mitchell

Sun 3/9

6:47 am-3:50 pm

1 stop8h 03m

$347

MontrealMilwaukee

YUL - MKE

YULMKE

Montreal Pierre Elliott Trudeau Intl

Sat 4/5

10:39 am-7:44 pm

2 stops10h 05m

Milwaukee-Mitchell

Sat 4/12

1:16 pm-10:44 pm

1 stop8h 28m

$356

MontrealMilwaukee

YUL - MKE

YULMKE

Montreal Pierre Elliott Trudeau Intl

Tue 3/11

6:00 am-10:04 am

1 stop5h 04m

Milwaukee-Mitchell

Wed 3/12

2:48 pm-11:39 pm

1 stop7h 51m

$359

TorontoMilwaukee

YYZ - MKE

YYZMKE

Toronto Pearson Intl

Thu 5/15

6:00 am-12:39 pm

1 stop7h 39m

Milwaukee-Mitchell

Sun 5/18

7:00 am-3:22 pm

1 stop7h 22m

$365

MontrealMilwaukee

YUL - MKE

YULMKE

Montreal Pierre Elliott Trudeau Intl

Fri 3/7

6:00 am-12:15 pm

1 stop7h 15m

Milwaukee-Mitchell

Mon 3/10

1:19 pm-10:27 am

1 stop20h 08m

$388

OttawaMilwaukee

YOW - MKE

YOWMKE

Ottawa

Sun 4/6

4:20 pm-9:09 am

1 stop17h 49m

Milwaukee-Mitchell

Sun 4/13

5:00 pm-2:20 pm

2 stops20h 20m

$406

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 26 results
1
2
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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
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.

Travel insights for flights from Ontario to Milwaukee

Get recent, data-driven insights about flights from Ontario to Milwaukee including ideal travel times, pricing trends, and more.

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

Currently, February is the cheapest month in which you can book a flight from Region of Ontario to Milwaukee (average of $280). Flying from Region of Ontario to Milwaukee in June is currently the most expensive (average of $376). 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.

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

Find hourly flight availability from Ontario to Milwaukee. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

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.

Rainfall in Milwaukee by month

Plan your trip to Milwaukee by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Milwaukee ranges from 1.4 - 4.0 inches per month. June is typically the wettest month, when rainfall can reach 4.0 in. January is typically the driest time to visit Milwaukee when rainfall is around 1.4 in.

Temperature in Milwaukee by month

Plan your trip to Milwaukee by taking into account the average temperature totals by month.

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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Milwaukee

Get insights into the airlines that provide service to Milwaukee. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Milwaukee. Reviews last updated February 20, 2025.
Read through reviews of airlines operating flights from Ontario to Milwaukee, such as Alaska Airlines, Delta and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,697 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,697 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,219 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,765 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

WestJet
7.2
Good
2,801 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Ontario to Milwaukee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Milwaukee-Mitchell (MKE), located 6.4 mi from the city center, is the airport you fly into when you book flights from Ontario to Milwaukee.

  • What are the cheapest airlines to fly from Region of Ontario to Milwaukee one-way?

    $197 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Delta and Air Canada, with prices starting from $202 and $208, respectively.

  • 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, February is the cheapest month in which you can book a flight from Region of Ontario to Milwaukee (average of $280). Flying from Region of Ontario to Milwaukee in June is currently the most expensive (average of $376). 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

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Mequon
Pewaukee
Sheboygan
Oak Creek
Wauwatosa

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Alternative routes for Ontario to Milwaukee

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Ontario to Milwaukee

Discover the top 2 airlines that operate flights from Ontario to Milwaukee. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$294Average$544FlexibilityNo cancel feeOn-time60%
American AirlinesCheapest$299Average$443FlexibilityNo cancel feeOn-time71%
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