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$356+ Cheap flights from Milwaukee (MKE) to Ottawa (YOW)

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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — YOW
Mar 21 — Mar 281
Sat 3/21
Sat 3/28
1 adult, Economy
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Cheap flight deals from Milwaukee to Ottawa

Cheapest flights from Milwaukee to Ottawa
Explore the most affordable flight options available from Milwaukee to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 19, 2026.

This United Airlines deal was found by Cheapflights users on 2/15. 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.
Wed 4/12:32 pm
MKE
-
YOW
1 stop6h 03m
United Airlines
Wed 4/85:20 pm
YOW
-
MKE
1 stop6h 00m
United Airlines
Deal found 2/15$356
This United Airlines deal was found by Cheapflights users on 2/15. 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 4/279:43 am
MKE
-
YOW
1 stop10h 52m
United Airlines
Thu 4/306:00 am
YOW
-
MKE
2 stops9h 27m
United Airlines
Deal found 2/15$365
This United Airlines deal was found by Cheapflights users on 2/17. 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 4/46:50 am
MKE
-
YOW
2 stops8h 48m
United Airlines
Sat 4/1110:00 am
YOW
-
MKE
2 stops7h 47m
United Airlines
Deal found 2/17$381
This United Airlines deal was found by Cheapflights users on 2/15. 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 3/137:00 am
MKE
-
YOW
2 stops6h 30m
United Airlines
Fri 3/206:20 am
YOW
-
MKE
1 stop5h 10m
United Airlines
Deal found 2/15$441
This United Airlines deal was found by Cheapflights users on 2/17. 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.
Wed 3/1811:00 am
MKE
-
YOW
1 stop4h 30m
United Airlines
Sat 3/216:20 am
YOW
-
MKE
1 stop5h 10m
United Airlines
Deal found 2/17$444

Find flight deals from Milwaukee to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to Ottawa (YOW). 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 February 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$356
(United Airlines)
Provider with most accurate pricing for Milwaukee-Mitchell-Ottawa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Ottawa flights.
Search Deals
From Milwaukee-Mitchell to Ottawa
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Milwaukee to Ottawa 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 19, 2026.
Use the filters below to find and compare flights from Milwaukee to Ottawa that are best for you.

Fly from

Milwaukee

Fly to

Ottawa

Route

Depart

Return

Price

MilwaukeeOttawa

MKE - YOW

MKEYOW

Milwaukee-Mitchell

Mon 4/27

9:43 am-9:35 pm

1 stop10h 52m

Ottawa

Thu 4/30

5:20 pm-11:50 pm

1 stop7h 30m

$356

MilwaukeeOttawa

MKE - YOW

MKEYOW

Milwaukee-Mitchell

Wed 4/1

6:50 am-2:22 pm

2 stops6h 32m

Ottawa

Wed 4/8

6:25 am-11:32 am

1 stop6h 07m

$361

MilwaukeeOttawa

MKE - YOW

MKEYOW

Milwaukee-Mitchell

Sat 4/4

6:50 am-1:51 pm

1 stop6h 01m

Ottawa

Sat 4/11

5:20 pm-9:18 pm

1 stop4h 58m

$366

MilwaukeeOttawa

MKE - YOW

MKEYOW

Milwaukee-Mitchell

Fri 3/13

7:18 pm-10:26 am

1 stop14h 08m

Ottawa

Fri 3/20

5:11 pm-10:13 pm

1 stop6h 02m

$366

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/15

Compare providers for flights from Milwaukee to Ottawa

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Milwaukee to Ottawa in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Milwaukee-Ottawa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Milwaukee-Ottawa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Milwaukee-Ottawa flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Milwaukee-Ottawa 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 Milwaukee-Ottawa 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 Milwaukee to Ottawa

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

What is the cheapest month to book a flight from Milwaukee to Ottawa?

Currently, April is the cheapest month in which you can book a flight from Milwaukee to Ottawa (average of $99). Flying from Milwaukee to Ottawa in January is currently the most expensive (average of $251). 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.

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. 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 Ottawa. Reviews last updated February 19, 2026.
Peruse reviews from past customers who have flown with United Airlines from Milwaukee to Ottawa to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,322 reviews

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,322 reviews
United Airlines
7.4
Good
9,322 reviews

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to Ottawa. 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 Milwaukee to Ottawa?

    A quick flight from Milwaukee to Ottawa can take about 10h 52m. United Airlines provides one of the quickest options available for as low as $356. The distance between Milwaukee and Ottawa is about 627 mi.

  • What is the cheapest airline to fly from Milwaukee to Ottawa round-trip?

    Cheapflights users have booked flights from Milwaukee to Ottawa round-trip from $348.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Milwaukee to Ottawa 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 Milwaukee to Ottawa?

    Currently, April is the cheapest month in which you can book a flight from Milwaukee to Ottawa (average of $99). Flying from Milwaukee to Ottawa in January is currently the most expensive (average of $251). 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 Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Petawawa

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Milwaukee to Ottawa

Discover the top airline that operate flights from Milwaukee to Ottawa. 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 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$348Average$575FlexibilityNo cancel feeOn-time69%

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