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$467+ Cheap flights from Ottawa (YOW) to Milwaukee (MKE)

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — MKE
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
1 adult, Economy
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Cheap flight deals from Ottawa to Milwaukee

Cheapest flights from Ottawa to Milwaukee
Explore the most affordable flight options available from Ottawa to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.

This United Airlines deal was found by Cheapflights users on 7/28. 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 9/83:10 pm
YOW
-
MKE
2 stops8h 26m
United Airlines
Wed 9/96:00 am
MKE
-
YOW
2 stops7h 17m
United Airlines
Deal found 7/28$467
This United Airlines deal was found by Cheapflights users on 7/29. 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 8/136:00 am
YOW
-
MKE
2 stops11h 10m
United Airlines
Thu 8/206:15 am
MKE
-
YOW
1 stop6h 44m
United Airlines
Deal found 7/29$508
This Air Canada deal was found by Cheapflights users on 7/26. 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.
Sat 8/155:20 pm
YOW
-
MKE
1 stop6h 16m
Air Canada
Sat 8/228:30 am
MKE
-
YOW
1 stop4h 29m
Air Canada
Deal found 7/26$552
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Sat 8/156:05 am
YOW
-
MKE
2 stops7h 33m
United Airlines
Sat 8/221:19 pm
MKE
-
YOW
2 stops9h 35m
United Airlines
Deal found 7/26$568
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Fri 8/77:30 pm
YOW
-
MKE
2 stops12h 30m
United Airlines
Mon 8/177:18 am
MKE
-
YOW
1 stop13h 17m
United Airlines
Deal found 7/28$609
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Mon 8/38:40 am
YOW
-
MKE
2 stops14h 41m
American Airlines
Sat 8/86:48 pm
MKE
-
YOW
2 stops19h 07m
American Airlines
Deal found 7/26$706
This Air Canada deal was found by Cheapflights users on 7/26. 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.
Mon 8/310:44 am
YOW
-
MKE
1 stop12h 45m
Air Canada
Sat 8/87:50 am
MKE
-
YOW
1 stop5h 09m
Air Canada
Deal found 7/26$714
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Mon 8/36:05 am
YOW
-
MKE
1 stop5h 06m
United Airlines
Sat 8/87:50 am
MKE
-
YOW
1 stop5h 09m
United Airlines
Deal found 7/30$717

Find flight deals from Ottawa to Milwaukee

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Milwaukee (MKE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$467
(United Airlines)
Provider with most accurate pricing for Ottawa-Milwaukee-Mitchell flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ottawa-Milwaukee-Mitchell flights.
Search Deals
From Ottawa to Milwaukee-Mitchell
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 30, 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

Tue 9/8

6:25 am-11:30 am

1 stop6h 05m

Milwaukee-Mitchell

Wed 9/9

8:30 am-1:59 pm

1 stop4h 29m

$467

OttawaMilwaukee

YOW - MKE

YOWMKE

Ottawa

Thu 8/13

6:00 am-5:15 pm

3 stops12h 15m

Milwaukee-Mitchell

Thu 8/20

7:18 am-1:59 pm

1 stop5h 41m

$508
Cheapest one-way
Quickest one-way

OttawaMilwaukee

YOW - MKE

YOWMKE

Ottawa

Sun 8/16

6:55 am-4:15 pm

2 stops10h 20m

$617

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Ottawa-Milwaukee flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ottawa-Milwaukee flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ottawa-Milwaukee flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ottawa-Milwaukee flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ottawa-Milwaukee flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ottawa to Milwaukee

Have a flexible travel schedule? Discover the best time to fly to Milwaukee from Ottawa 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.

Cheapflights Insights

Everything you need to know about your flight from Ottawa to Milwaukee

Weekly flight availability from Ottawa to Milwaukee

Explore weekly flight availability from Ottawa to Milwaukee. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 30, 2026.

The most flights from YOW to MKE are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

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

  • How long is the flight from Ottawa to Milwaukee?

    There are many flights that can get you from Ottawa to Milwaukee in 6h 05m. Fly via United Airlines to get the fastest option. There are 627 mi between Ottawa and Milwaukee.

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

    Yes. In addition to deals on Ottawa to Milwaukee flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Milwaukee?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Milwaukee.

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

    Yes. Cheapflights offers flight deals from Ottawa 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.

See more FAQs

Traveling to a place near Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Sheboygan
Port Washington
New Berlin
Oak Creek
Wauwatosa

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