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Cheap flights from Ottawa to Milwaukee from C$ 564

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Milwaukee departing on 31/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Ottawa to Milwaukee

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:20 p.m. - 10:39 p.m.
YOW
-
MKE
6h 19m
1 stop
United Airlines Logo
5:00 a.m. - 10:39 a.m.
MKE
-
YOW
4h 39m
1 stop
C$ 564United Airlines
Sat, 31 Oct - Wed, 4 Nov
United Airlines Logo
2:48 p.m. - 10:39 p.m.
YOW
-
MKE
8h 51m
2 stops
United Airlines Logo
12:14 p.m. - 5:14 p.m.
MKE
-
YOW
4h 00m
1 stop
C$ 566United Airlines
Sat, 31 Oct - Wed, 4 Nov
Delta Logo
5:40 a.m. - 4:07 p.m.
YOW
-
MKE
11h 27m
2 stops
Delta Logo
12:20 p.m. - 12:42 a.m.
MKE
-
YOW
11h 22m
2 stops
C$ 645Delta
Sat, 31 Oct - Wed, 4 Nov
United Airlines Logo
6:05 a.m. - 3:36 p.m.
YOW
-
MKE
10h 31m
2 stops
United Airlines Logo
3:11 p.m. - 9:35 p.m.
MKE
-
YOW
5h 24m
1 stop
C$ 660United Airlines
Sat, 25 Jul - Wed, 29 Jul
Delta Logo
5:40 a.m. - 4:07 p.m.
YOW
-
MKE
11h 27m
2 stops
Delta Logo
12:20 p.m. - 12:42 a.m.
MKE
-
YOW
11h 22m
2 stops
C$ 663Delta
Sat, 31 Oct - Wed, 4 Nov
Delta Logo
5:40 a.m. - 4:07 p.m.
YOW
-
MKE
11h 27m
2 stops
Delta Logo
12:20 p.m. - 12:42 a.m.
MKE
-
YOW
11h 22m
2 stops
C$ 664Delta
Sat, 31 Oct - Wed, 4 Nov
Delta Logo
6:55 a.m. - 12:42 p.m.
YOW
-
MKE
6h 47m
2 stops
Delta Logo
7:11 a.m. - 5:35 p.m.
MKE
-
YOW
9h 24m
2 stops
C$ 666Delta
Tue, 21 Jul - Tue, 28 Jul
United Airlines Logo
5:20 p.m. - 10:39 p.m.
YOW
-
MKE
6h 19m
1 stop
United Airlines Logo
7:00 a.m. - 4:15 p.m.
MKE
-
YOW
8h 15m
2 stops
C$ 699United Airlines
Sat, 31 Oct - Wed, 4 Nov
United Airlines Logo
5:20 p.m. - 10:39 p.m.
YOW
-
MKE
6h 19m
1 stop
United Airlines Logo
7:00 a.m. - 4:15 p.m.
MKE
-
YOW
8h 15m
2 stops
C$ 701United Airlines
Sat, 31 Oct - Wed, 4 Nov
United Airlines Logo
6:25 a.m. - 2:36 p.m.
YOW
-
MKE
9h 11m
1 stop
United Airlines Logo
8:50 a.m. - 9:35 p.m.
MKE
-
YOW
11h 45m
1 stop
C$ 708United Airlines
Sat, 25 Jul - Thu, 30 Jul

United Airlines flights from Ottawa to Milwaukee

Our best United Airlines deals on Ottawa to Milwaukee flight tickets
United Airlines
31 Oct
YOW6:00 a.m.Ottawa
10h 04m
2 stops
MKE3:04 p.m.Milwaukee-Mitchell
4 Nov
MKE7:00 a.m.Milwaukee-Mitchell
8h 15m
2 stops
YOW4:15 p.m.Ottawa
C$ 564
United Airlines
31 Oct
YOW2:48 p.m.Ottawa
8h 51m
2 stops
MKE10:39 p.m.Milwaukee-Mitchell
4 Nov
MKE12:14 p.m.Milwaukee-Mitchell
4h 00m
1 stop
YOW5:14 p.m.Ottawa
C$ 566
United Airlines
25 Jul
YOW6:05 a.m.Ottawa
10h 31m
2 stops
MKE3:36 p.m.Milwaukee-Mitchell
29 Jul
MKE3:11 p.m.Milwaukee-Mitchell
5h 24m
1 stop
YOW9:35 p.m.Ottawa
C$ 660

Delta flights from Ottawa to Milwaukee

Our best Delta deals on Ottawa to Milwaukee flight tickets
Delta
31 Oct
YOW5:40 a.m.Ottawa
11h 27m
2 stops
MKE4:07 p.m.Milwaukee-Mitchell
4 Nov
MKE12:20 p.m.Milwaukee-Mitchell
11h 22m
2 stops
YOW12:42 a.m.Ottawa
C$ 645
Delta
31 Oct
YOW5:40 a.m.Ottawa
11h 27m
2 stops
MKE4:07 p.m.Milwaukee-Mitchell
4 Nov
MKE12:20 p.m.Milwaukee-Mitchell
11h 22m
2 stops
YOW12:42 a.m.Ottawa
C$ 663
Delta
31 Oct
YOW5:40 a.m.Ottawa
11h 27m
2 stops
MKE4:07 p.m.Milwaukee-Mitchell
4 Nov
MKE12:20 p.m.Milwaukee-Mitchell
11h 22m
2 stops
YOW12:42 a.m.Ottawa
C$ 664

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa 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, momondo users made 96,600 searches. Data last updated 5 June 2026.
Use the filters below to find and compare flights from Ottawa to Milwaukee that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OttawaMilwaukee

YOW - MKE

YOWMKE

Ottawa

Sat 31/10

5:20 p.m.-10:39 p.m.

1 stop6h 19m

Milwaukee-Mitchell

Wed 4/11

5:00 a.m.-10:39 a.m.

1 stop4h 39m

C$ 564

OttawaMilwaukee

YOW - MKE

YOWMKE

Ottawa

Sat 31/10

2:48 p.m.-10:39 p.m.

2 stops8h 51m

Milwaukee-Mitchell

Wed 4/11

12:14 p.m.-5:14 p.m.

1 stop4h 00m

C$ 566

OttawaMilwaukee

YOW - MKE

YOWMKE

Ottawa

Sat 31/10

5:40 a.m.-4:07 p.m.

2 stops11h 27m

Milwaukee-Mitchell

Wed 4/11

12:20 p.m.-12:42 a.m.

2 stops11h 22m

C$ 645

OttawaMilwaukee

YOW - MKE

YOWMKE

Ottawa

Sat 25/7

6:05 a.m.-3:36 p.m.

2 stops10h 31m

Milwaukee-Mitchell

Wed 29/7

3:11 p.m.-9:35 p.m.

1 stop5h 24m

C$ 660

OttawaMilwaukee

YOW - MKE

YOWMKE

Ottawa

Sat 31/10

5:40 a.m.-4:07 p.m.

2 stops11h 27m

Milwaukee-Mitchell

Wed 4/11

12:20 p.m.-12:42 a.m.

2 stops11h 22m

C$ 663

OttawaMilwaukee

YOW - MKE

YOWMKE

Ottawa

Sat 31/10

5:40 a.m.-4:07 p.m.

2 stops11h 27m

Milwaukee-Mitchell

Wed 4/11

12:20 p.m.-12:42 a.m.

2 stops11h 22m

C$ 664

OttawaMilwaukee

YOW - MKE

YOWMKE

Ottawa

Tue 21/7

6:55 a.m.-12:42 p.m.

2 stops6h 47m

Milwaukee-Mitchell

Tue 28/7

7:11 a.m.-5:35 p.m.

2 stops9h 24m

C$ 666

OttawaMilwaukee

YOW - MKE

YOWMKE

Ottawa

Sat 31/10

5:20 p.m.-10:39 p.m.

1 stop6h 19m

Milwaukee-Mitchell

Wed 4/11

7:00 a.m.-4:15 p.m.

2 stops8h 15m

C$ 699

OttawaMilwaukee

YOW - MKE

YOWMKE

Ottawa

Sat 31/10

5:20 p.m.-10:39 p.m.

1 stop6h 19m

Milwaukee-Mitchell

Wed 4/11

7:00 a.m.-4:15 p.m.

2 stops8h 15m

C$ 701

OttawaMilwaukee

YOW - MKE

YOWMKE

Ottawa

Sat 25/7

6:25 a.m.-2:36 p.m.

1 stop9h 11m

Milwaukee-Mitchell

Thu 30/7

8:50 a.m.-9:35 p.m.

1 stop11h 45m

C$ 708

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Milwaukee from

How to get the cheapest flight ticket from Ottawa to Milwaukee

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

Which airlines fly to Milwaukee?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Milwaukee from Ottawa according to our data. Air Canada is the first choice among our users, with 58% of people opting to fly with this airline when travelling to Milwaukee. Keep in mind that there are 4 different airlines that fly to Milwaukee on a routine basis, so you have a few additional options to choose from.

When to book flights from Ottawa to Milwaukee

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to Milwaukee according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ottawa to Milwaukee (YOW to MKE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Milwaukee

Fastest flight time

4h 31m

Direct flights

None
The fastest flight from Ottawa to Milwaukee takes 4h 31m
There are no direct flights from Ottawa to Milwaukee. There are no popular flight routes from Ottawa to Milwaukee.
Search flight deals

Frequently asked questions about flying from Ottawa to Milwaukee

  • How far is Ottawa to Milwaukee-Mitchell by plane?

    A flight from Ottawa to Milwaukee-Mitchell will travel around 1006.3 km. In terms of flight time, this usually takes a little over 4h 31m.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ottawa Airport to Milwaukee-Mitchell Airport.

  • What documentation or ID do you need to fly to Milwaukee-Mitchell Airport?

    The travel and health documents you'll need for your trip to Milwaukee-Mitchell Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Milwaukee-Mitchell Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ottawa to Milwaukee?

Best airlines flying from Ottawa to Milwaukee

Compare and see reviews for airlines that fly from Ottawa to Milwaukee with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 480Free CancellationRating
7.4
9,775 reviews
Search United Airlines flights

Travelling to a place near Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Waukesha

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ottawa to Milwaukee for you.

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

All flight searches from Ottawa to Milwaukee on momondo can be filtered to show those which offer flexible booking policies.

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

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 Ottawa to Milwaukee.

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

Yes. momondo can track prices for Ottawa to Milwaukee 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.

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