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Cheap flights from Milwaukee to Ottawa from C$ 284

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — YOW
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap 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 11 September 2025.

Round-trip from

C$ 682

One-way from

C$ 284
26/10-2/11
  • 26/10-2/11
  • 3 total stops
  • 64h 01m total
  • Milwaukee to Ottawa
Search Deals
5/10
  • 5/10
  • 1 total stop
  • 26h 02m total
  • Milwaukee to Ottawa
Search Deals

Find 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 11 September 2025.

Sun 26/101:55 p.m.MKE - YOW
1 stop26h 18mMultiple Airlines
Sun 2/115:00 a.m.YOW - MKE
2 stops37h 43mMultiple Airlines
Deal found 11/9C$ 682
Sat 25/102:47 p.m.MKE - YOW
2 stops44h 48mMultiple Airlines
Sat 1/119:30 a.m.YOW - MKE
1 stop29h 12mMultiple Airlines
Deal found 10/9C$ 861
Wed 24/96:27 a.m.MKE - YOW
2 stops31h 17mMultiple Airlines
Sat 27/94:25 p.m.YOW - MKE
1 stop20h 33mMultiple Airlines
Deal found 10/9C$ 885
Wed 24/97:15 p.m.MKE - YOW
1 stop25h 20mUnited Airlines
Sat 27/95:25 p.m.YOW - MKE
1 stop19h 01mUnited Airlines
Deal found 10/9C$ 996
Sat 25/1012:05 p.m.MKE - YOW
1 stop4h 01mUnited Airlines
Sat 1/115:14 p.m.YOW - MKE
1 stop4h 36mUnited Airlines
Deal found 10/9C$ 1,039
Sun 26/106:05 a.m.MKE - YOW
2 stops7h 25mUnited Airlines
Sun 2/115:00 a.m.YOW - MKE
2 stops10h 07mUnited Airlines
Deal found 11/9C$ 1,164
Fri 10/1012:06 p.m.MKE - YOW
2 stops11h 16mDelta
Sun 12/105:55 a.m.YOW - MKE
2 stops11h 09mDelta
Deal found 10/9C$ 1,175

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 629,999 searches. Data last updated 11 September 2025.
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

Sun 26/10

1:55 p.m.-5:13 p.m.

1 stop26h 18m

Ottawa

Sun 2/11

5:00 a.m.-5:43 p.m.

2 stops37h 43m

C$ 682

MilwaukeeOttawa

MKE - YOW

MKEYOW

Milwaukee-Mitchell

Sat 25/10

2:47 p.m.-12:35 p.m.

2 stops44h 48m

Ottawa

Sat 1/11

9:30 a.m.-1:42 p.m.

1 stop29h 12m

C$ 861

MilwaukeeOttawa

MKE - YOW

MKEYOW

Milwaukee-Mitchell

Wed 24/9

6:27 a.m.-2:44 p.m.

2 stops31h 17m

Ottawa

Sat 27/9

4:25 p.m.-11:58 a.m.

1 stop20h 33m

C$ 885

MilwaukeeOttawa

MKE - YOW

MKEYOW

Milwaukee-Mitchell

Wed 24/9

7:15 p.m.-9:35 p.m.

1 stop25h 20m

Ottawa

Sat 27/9

5:25 p.m.-11:26 a.m.

1 stop19h 01m

C$ 996

MilwaukeeOttawa

MKE - YOW

MKEYOW

Milwaukee-Mitchell

Sat 25/10

12:05 p.m.-5:06 p.m.

1 stop4h 01m

Ottawa

Sat 1/11

5:14 p.m.-8:50 p.m.

1 stop4h 36m

C$ 1,039

MilwaukeeOttawa

MKE - YOW

MKEYOW

Milwaukee-Mitchell

Sun 26/10

5:00 a.m.-10:26 a.m.

1 stop4h 26m

Ottawa

Sun 2/11

11:10 a.m.-10:43 p.m.

1 stop12h 33m

C$ 1,039

MilwaukeeOttawa

MKE - YOW

MKEYOW

Milwaukee-Mitchell

Fri 10/10

12:06 p.m.-12:22 a.m.

2 stops11h 16m

Ottawa

Sun 12/10

5:55 a.m.-4:04 p.m.

2 stops11h 09m

C$ 1,175

MilwaukeeOttawa

MKE - YOW

MKEYOW

Milwaukee-Mitchell

Sun 5/10

1:55 p.m.-4:57 p.m.

1 stop26h 02m

C$ 284

MilwaukeeOttawa

MKE - YOW

MKEYOW

Milwaukee-Mitchell

Thu 2/10

9:50 p.m.-12:22 a.m.

2 stops49h 32m

C$ 348

MilwaukeeOttawa

MKE - YOW

MKEYOW

Milwaukee-Mitchell

Wed 1/10

6:27 a.m.-2:44 p.m.

3 stops31h 17m

C$ 358

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 16 results
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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, October is the cheapest month in which you can book a flight from Milwaukee to Ottawa (average of C$ 224). Flying from Milwaukee to Ottawa in December is currently the most expensive (average of C$ 326). 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.

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.

  • 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, October is the cheapest month in which you can book a flight from Milwaukee to Ottawa (average of C$ 224). Flying from Milwaukee to Ottawa in December is currently the most expensive (average of C$ 326). 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

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Smiths Falls
Perth
Prescott
Pembroke
Wakefield

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Certainly. Search results for flights to Ottawa from Milwaukee shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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