What airlines fly to Region of Ontario?

United Airlines, Air Canada and American Airlines are the top three most popular airlines that fly to Region of Ontario from Milwaukee according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Region of Ontario. Keep in mind that there are 6 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Milwaukee-Mitchell to Ontario?

American Airlines, Qatar Airways, and United Airlines are the most popular carriers operating from Milwaukee-Mitchell to Ontario

When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Ontario?

Prices for flights from Milwaukee-Mitchell Airport to Ontario were last updated today.

How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Ontario?

The number of operators available for flights from Milwaukee-Mitchell Airport to Ontario is 2 as of October 2026.

How old do you have to be to fly from Milwaukee-Mitchell Airport to Ontario?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Milwaukee-Mitchell Airport to Ontario.

What documentation or ID do you need to fly to Ontario?

The travel and health documents required for your trip to Ontario can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$183 Cheap Flights from Milwaukee to Ontario in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Milwaukee to Ontario

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 am - 4:31 pmMKE Milwaukee-Mitchell-YYZ Toronto Pearson Intl

10h 31m1 stop Washington, D.C. Reagan-National

12:30 pm - 11:59 pmYYZ Toronto Pearson Intl-MKE Milwaukee-Mitchell

12h 29m1 stop Washington, D.C. Reagan-National

$423American Airlines

Thu, Dec 3 - Thu, Dec 10

5:00 am - 4:30 pmMKE Milwaukee-Mitchell-YYZ Toronto Pearson Intl

10h 30m1 stop Washington, D.C. Reagan-National

12:30 pm - 11:59 pmYYZ Toronto Pearson Intl-MKE Milwaukee-Mitchell

12h 29m1 stop Washington, D.C. Reagan-National

$423American Airlines

Tue, Dec 8 - Wed, Dec 9

5:10 am - 4:34 pmMKE Milwaukee-Mitchell-YYZ Toronto Pearson Intl

10h 24m1 stop Washington, D.C. Reagan-National

12:42 pm - 11:38 pmYYZ Toronto Pearson Intl-MKE Milwaukee-Mitchell

11h 56m1 stop Washington, D.C. Reagan-National

$428American Airlines

Mon, Nov 16 - Thu, Nov 19

5:57 am - 4:29 pmMKE Milwaukee-Mitchell-YYZ Toronto Pearson Intl

9h 32m1 stop Washington, D.C. Reagan-National

1:17 pm - 8:05 pmYYZ Toronto Pearson Intl-MKE Milwaukee-Mitchell

7h 48m1 stop Chicago O'Hare Intl

$434American Airlines

Thu, Feb 18 - Mon, Feb 22

5:35 pm - 11:11 pmMKE Milwaukee-Mitchell-YYZ Toronto Pearson Intl

4h 36m1 stop Minneapolis St Paul

10:14 am - 10:00 pmYYZ Toronto Pearson Intl-MKE Milwaukee-Mitchell

12h 46m1 stop New York LaGuardia

$584Delta

Tue, Nov 10 - Tue, Nov 24

9:35 am - 1:30 pmMKE Milwaukee-Mitchell-YYZ Toronto Pearson Intl

2h 55m1 stop Detroit Metropolitan Wayne County

7:50 am - 10:00 pmYYZ Toronto Pearson Intl-MKE Milwaukee-Mitchell

15h 10m1 stop New York LaGuardia

$584Delta

Wed, Nov 11 - Tue, Nov 24

7:00 am - 9:56 pmMKE Milwaukee-Mitchell-YOW Ottawa

13h 56m2 stops Chicago O'Hare Intl Newark

3:10 pm - 10:14 amYOW Ottawa-MKE Milwaukee-Mitchell

20h 04m1 stop Newark

$783United Airlines

Wed, Dec 2 - Wed, Dec 9

9:15 am - 9:56 pmMKE Milwaukee-Mitchell-YOW Ottawa

11h 41m2 stops Chicago O'Hare Intl Newark

2:00 pm - 10:14 amYOW Ottawa-MKE Milwaukee-Mitchell

21h 14m2 stops Washington, D.C. Dulles Intl Newark

$788United Airlines

Wed, Dec 2 - Wed, Dec 9

7:10 pm - 1:11 pmMKE Milwaukee-Mitchell-YOW Ottawa

17h 01m1 stop Newark

6:00 am - 5:18 pmYOW Ottawa-MKE Milwaukee-Mitchell

12h 18m2 stops Newark Chicago O'Hare Intl

$802United Airlines

Fri, Dec 4 - Fri, Dec 11

7:10 pm - 2:29 pmMKE Milwaukee-Mitchell-YOW Ottawa

18h 19m2 stops Newark Washington, D.C. Reagan-National

6:00 am - 5:18 pmYOW Ottawa-MKE Milwaukee-Mitchell

12h 18m2 stops Newark Chicago O'Hare Intl

$808United Airlines

Fri, Dec 4 - Fri, Dec 11

Cheap last minute flights

Enter your travel dates to find the best prices.

7:45 am - 11:29 pmMKE Milwaukee-Mitchell-YYZ Toronto Pearson Intl

14h 44m1 stop Chicago O'Hare Intl

5:12 pm - 5:29 pmYYZ Toronto Pearson Intl-MKE Milwaukee-Mitchell

25h 17m1 stop Dallas/Fort Worth

$702Multiple Airlines

Mon, Oct 26 - Mon, Nov 2

6:47 pm - 10:56 pmMKE Milwaukee-Mitchell-YYZ Toronto Pearson Intl

3h 09m1 stop Detroit Metropolitan Wayne County

9:40 am - 12:44 pmYYZ Toronto Pearson Intl-MKE Milwaukee-Mitchell

4h 04m1 stop Detroit Metropolitan Wayne County

$735Delta

Mon, Oct 26 - Mon, Nov 2

11:06 am - 7:59 pmMKE Milwaukee-Mitchell-YYZ Toronto Pearson Intl

7h 53m1 stop Newark

3:35 pm - 6:58 pmYYZ Toronto Pearson Intl-MKE Milwaukee-Mitchell

4h 23m1 stop Chicago O'Hare Intl

$744United Airlines

Wed, Oct 28 - Mon, Nov 2

7:15 am - 1:36 pmMKE Milwaukee-Mitchell-YYZ Toronto Pearson Intl

5h 21m1 stop Detroit Metropolitan Wayne County

5:04 pm - 9:24 pmYYZ Toronto Pearson Intl-MKE Milwaukee-Mitchell

5h 20m1 stop New York LaGuardia

$749Delta

Thu, Oct 29 - Tue, Nov 3

12:03 pm - 4:47 pmMKE Milwaukee-Mitchell-YYZ Toronto Pearson Intl

3h 44m1 stop Chicago O'Hare Intl

10:30 am - 5:03 pmYYZ Toronto Pearson Intl-MKE Milwaukee-Mitchell

7h 33m2 stops Newark Chicago O'Hare Intl

$759United Airlines

Thu, Oct 29 - Tue, Nov 3

9:18 am - 4:47 pmMKE Milwaukee-Mitchell-YYZ Toronto Pearson Intl

6h 29m1 stop Chicago O'Hare Intl

6:45 am - 11:28 amYYZ Toronto Pearson Intl-MKE Milwaukee-Mitchell

5h 43m1 stop Chicago O'Hare Intl

$768United Airlines

Thu, Oct 29 - Mon, Nov 2

10:48 am - 4:47 pmMKE Milwaukee-Mitchell-YYZ Toronto Pearson Intl

4h 59m1 stop Chicago O'Hare Intl

2:57 pm - 10:15 pmYYZ Toronto Pearson Intl-MKE Milwaukee-Mitchell

8h 18m2 stops Newark Chicago O'Hare Intl

$777United Airlines

Thu, Oct 29 - Mon, Nov 2

11:41 am - 5:44 pmMKE Milwaukee-Mitchell-YYZ Toronto Pearson Intl

5h 03m1 stop Chicago O'Hare Intl

6:00 am - 10:14 amYYZ Toronto Pearson Intl-MKE Milwaukee-Mitchell

5h 14m1 stop Charlotte Douglas

$801American Airlines

Sat, Oct 24 - Mon, Oct 26

10:54 am - 5:04 pmMKE Milwaukee-Mitchell-YYZ Toronto Pearson Intl

5h 10m1 stop Charlotte Douglas

11:09 am - 4:40 pmYYZ Toronto Pearson Intl-MKE Milwaukee-Mitchell

6h 31m1 stop Washington, D.C. Reagan-National

$801American Airlines

Sat, Oct 24 - Mon, Oct 26

5:00 am - 5:58 pmMKE Milwaukee-Mitchell-YOW Ottawa

11h 58m3 stops Chicago O'Hare Intl Washington, D.C. Reagan-National Toronto Pearson Intl

7:00 am - 2:24 pmYOW Ottawa-MKE Milwaukee-Mitchell

8h 24m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$1,632American Airlines

Mon, Oct 26 - Thu, Oct 29

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Delta flights from Milwaukee to Region of Ontario

Our best Delta deals on Milwaukee to Region of Ontario flight tickets

Delta

Nov 10

MKE5:35 pmMilwaukee-Mitchell

4h 36m

1 stop

YYZ11:11 pmToronto Pearson Intl

Nov 24

YYZ10:14 amToronto Pearson Intl

12h 46m

1 stop

MKE10:00 pmMilwaukee-Mitchell

$584

Delta

Nov 25

MKE9:35 amMilwaukee-Mitchell

2h 55m

1 stop

YYZ1:30 pmToronto Pearson Intl

Nov 28

YYZ6:00 amToronto Pearson Intl

3h 50m

1 stop

MKE8:50 amMilwaukee-Mitchell

$614

Delta

Nov 10

MKE7:00 amMilwaukee-Mitchell

3h 19m

1 stop

YYZ11:19 amToronto Pearson Intl

Nov 27

YYZ6:00 amToronto Pearson Intl

3h 50m

1 stop

MKE8:50 amMilwaukee-Mitchell

$633

American Airlines flights from Milwaukee to Region of Ontario

Our best American Airlines deals on Milwaukee to Region of Ontario flight tickets

American Airlines

Dec 3

MKE5:00 amMilwaukee-Mitchell

10h 31m

1 stop

YYZ4:31 pmToronto Pearson Intl

Dec 10

YYZ12:30 pmToronto Pearson Intl

12h 29m

1 stop

MKE11:59 pmMilwaukee-Mitchell

$423

American Airlines

Nov 16

MKE5:10 amMilwaukee-Mitchell

10h 24m

1 stop

YYZ4:34 pmToronto Pearson Intl

Nov 19

YYZ12:42 pmToronto Pearson Intl

11h 56m

1 stop

MKE11:38 pmMilwaukee-Mitchell

$428

American Airlines

Nov 12

MKE5:10 amMilwaukee-Mitchell

10h 24m

1 stop

YYZ4:34 pmToronto Pearson Intl

Nov 13

YYZ6:21 pmToronto Pearson Intl

14h 27m

1 stop

MKE7:48 amMilwaukee-Mitchell

$434

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MilwaukeeToronto

MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl

MKEYYZ

Milwaukee-Mitchell

Thu 12/3

5:00 am-4:31 pm

1 stop10h 31m

Toronto Pearson Intl

Thu 12/10

12:30 pm-11:59 pm

1 stop12h 29m

$423

MilwaukeeToronto

MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl

MKEYYZ

Milwaukee-Mitchell

Tue 12/8

5:00 am-4:30 pm

1 stop10h 30m

Toronto Pearson Intl

Wed 12/9

12:30 pm-11:59 pm

1 stop12h 29m

$423

MilwaukeeToronto

MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl

MKEYYZ

Milwaukee-Mitchell

Mon 11/16

5:10 am-4:34 pm

1 stop10h 24m

Toronto Pearson Intl

Thu 11/19

12:42 pm-11:38 pm

1 stop11h 56m

$428

Quickest round-trip

MilwaukeeToronto

MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl

MKEYYZ

Milwaukee-Mitchell

Thu 2/18

5:57 am-4:29 pm

1 stop9h 32m

Toronto Pearson Intl

Mon 2/22

1:17 pm-8:05 pm

1 stop7h 48m

$434

MilwaukeeToronto

MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl

MKEYYZ

Milwaukee-Mitchell

Tue 11/10

5:35 pm-11:11 pm

1 stop4h 36m

Toronto Pearson Intl

Tue 11/24

10:14 am-10:00 pm

1 stop12h 46m

$584

MilwaukeeToronto

MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl

MKEYYZ

Milwaukee-Mitchell

Wed 11/11

9:35 am-1:30 pm

1 stop2h 55m

Toronto Pearson Intl

Tue 11/24

7:50 am-10:00 pm

1 stop15h 10m

$584

MilwaukeeOttawa

MKE Milwaukee-Mitchell - YOW Ottawa

MKEYOW

Milwaukee-Mitchell

Wed 12/2

7:00 am-9:56 pm

2 stops13h 56m

Ottawa

Wed 12/9

3:10 pm-10:14 am

1 stop20h 04m

$783

MilwaukeeOttawa

MKE Milwaukee-Mitchell - YOW Ottawa

MKEYOW

Milwaukee-Mitchell

Wed 12/2

9:15 am-9:56 pm

2 stops11h 41m

Ottawa

Wed 12/9

2:00 pm-10:14 am

2 stops21h 14m

$788

MilwaukeeOttawa

MKE Milwaukee-Mitchell - YOW Ottawa

MKEYOW

Milwaukee-Mitchell

Fri 12/4

7:10 pm-1:11 pm

1 stop17h 01m

Ottawa

Fri 12/11

6:00 am-5:18 pm

2 stops12h 18m

$802

MilwaukeeOttawa

MKE Milwaukee-Mitchell - YOW Ottawa

MKEYOW

Milwaukee-Mitchell

Fri 12/4

7:10 pm-2:29 pm

2 stops18h 19m

Ottawa

Fri 12/11

6:00 am-5:18 pm

2 stops12h 18m

$808

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Milwaukee to Region of Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Region of Ontario?

The month of September is, on average, the cheapest month to fly to Region of Ontario from Milwaukee, with most prices found around $580. If you aren’t able to travel during the month of September, then book flights to Region of Ontario from Milwaukee during January instead. Flights to Region of Ontario in January, while not as cheap as those in September, still average around $604.

Can stopping save me money on Milwaukee to Region of Ontario flights?

You could potentially save up to 43% on your flight if you consider stops on a Milwaukee to Region of Ontario flight.

Cheap Milwaukee to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Milwaukee to Region of Ontario

Best Price Found	$183
Fastest flight time	2h 55m
Direct flights	None

The best one-way flight to Region of Ontario from Milwaukee in the past 72 hours is $183. The best round-trip flight deal from Milwaukee to Region of Ontario found on momondo in the last 72 hours is $423.

The fastest flight from Milwaukee to Region of Ontario takes 2h 55m

There are no direct flights from Milwaukee to Region of Ontario. There are no popular flight routes from Milwaukee to Region of Ontario.

Search flight deals

Frequently asked questions about flying from Milwaukee to Ontario

When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Ontario?
Prices for flights from Milwaukee-Mitchell Airport to Ontario were last updated today.
How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Ontario?
The number of operators available for flights from Milwaukee-Mitchell Airport to Ontario is 2 as of October 2026.
How old do you have to be to fly from Milwaukee-Mitchell Airport to Ontario?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Milwaukee-Mitchell Airport to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents required for your trip to Ontario can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Milwaukee to Region of Ontario

Compare and see reviews for airlines that fly from Milwaukee to Region of Ontario with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $348	Free Cancellation	Rating 7.3 10,404 reviews		Search United Airlines flights
American Airlines	PriceFrom $417	Free Cancellation	Rating 7.0 12,186 reviews		Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Milwaukee to Ontario?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Milwaukee to Ontario. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Milwaukee to Ontario with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Milwaukee to Ontario flights to just show those with flexible booking policies.

How can momondo help me find flights from Milwaukee to Ontario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Milwaukee to Ontario.

I’m not ready to book a flight from Milwaukee to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Milwaukee to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.