$315+ 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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — MKE
Nov 27 — Dec 41
Round-trip
1 adult, Economy
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Find cheap flights from Ottawa to Milwaukee with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ottawa to Milwaukee
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ottawa to MilwaukeeExplore 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 October 28, 2026.
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 October 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/218:00 am -
1 stop10h 26m
Sat 11/286:11 pm -
2 stops22h 04m
Deal found 10/24![Multiple Airlines logo]()
$627
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/2310:30 am -
2 stops11h 20m
Fri 11/279:48 am -
2 stops11h 08m
Deal found 10/23![United Airlines logo]()
$632
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Sun 11/156:00 am -
2 stops12h 43m
Sat 11/218:00 am -
1 stop12h 16m
Deal found 10/23![United Airlines logo]()
$703
This American Airlines deal was found by Cheapflights users on 10/25. 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.
Thu 10/297:00 am -
2 stops8h 24m
Sat 10/317:45 am -
2 stops9h 13m
Deal found 10/25![American Airlines logo]()
$965
This American Airlines deal was found by Cheapflights users on 10/24. 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.
Sat 11/217:00 am -
3 stops14h 00m
Sat 11/289:07 am -
2 stops7h 45m
Deal found 10/24![American Airlines logo]()
$986
This United Airlines deal was found by Cheapflights users on 10/27. 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 10/2910:30 am -
2 stops23h 05m
Wed 11/46:47 am -
1 stop6h 22m
Deal found 10/27![United Airlines logo]()
$995
This United deal was found by Cheapflights users on 10/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:30 am -
2 stops8h 13m
Sun 11/18:00 am -
2 stops10h 52m
Deal found 10/27![Multiple Airlines logo]()
$1,056
Best flights from Ottawa to MilwaukeeDiscover carefully curated flight deals from Ottawa to Milwaukee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 28, 2026.
Discover carefully curated flight deals from Ottawa to Milwaukee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 28, 2026.
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/2310:30 am -
2 stops11h 20m
Fri 11/279:48 am -
2 stops11h 08m
Deal found 10/23![United Airlines logo]()
$632
This United Airlines deal was found by Cheapflights users on 10/24. 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 11/216:15 am -
1 stop11h 48m
Sat 11/2810:48 am -
1 stop9h 28m
Deal found 10/24![United Airlines logo]()
$696
Last-minute flights from Ottawa to MilwaukeeDiscover last-minute flight deals from Ottawa to Milwaukee. Data last updated October 28, 2026 and is based on user searches.
Discover last-minute flight deals from Ottawa to Milwaukee. Data last updated October 28, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/25. 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.
Thu 10/297:00 am -
2 stops8h 24m
Sat 10/317:45 am -
2 stops9h 13m
Deal found 10/25![American Airlines logo]()
$965
This United Airlines deal was found by Cheapflights users on 10/27. 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 10/2910:30 am -
2 stops23h 05m
Wed 11/46:47 am -
2 stops6h 42m
Deal found 10/27![United Airlines logo]()
$995
This United Airlines deal was found by Cheapflights users on 10/27. 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 10/306:00 am -
1 stop13h 06m
Sun 11/19:33 am -
2 stops11h 23m
Deal found 10/27![United Airlines logo]()
$1,056
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Sun 11/156:15 am -
1 stop12h 28m
Sat 11/218:50 am -
1 stop11h 26m
Deal found 10/23![United Airlines logo]()
$703
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/218:00 am -
1 stop10h 26m
Sat 11/286:11 pm -
2 stops22h 04m
Deal found 10/24![Multiple Airlines logo]()
$627
This American Airlines deal was found by Cheapflights users on 10/24. 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.
Sat 11/217:00 am -
3 stops14h 00m
Sat 11/289:07 am -
2 stops7h 45m
Deal found 10/24![American Airlines logo]()
$986
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/2310:30 am -
2 stops11h 20m
Fri 11/279:48 am -
2 stops11h 08m
Deal found 10/23![United Airlines logo]()
$632
One-way flights from Ottawa to MilwaukeeSearch for one-way flight options from Ottawa to Milwaukee. Find affordable one-way fares based on user searches. Data last updated October 28, 2026.
Search for one-way flight options from Ottawa to Milwaukee. Find affordable one-way fares based on user searches. Data last updated October 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/154:40 pm -
3 stops27h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$315
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Tue 12/156:15 am -
1 stop15h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$374
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 October 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $627 (Kiwi.com) |
One-way from | $315 (Kiwi.com) |
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 7,457,451 searches. Data last updated October 28, 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
Cheapest round-trip
OttawaMilwaukee
YOW Ottawa - MKE Milwaukee-Mitchell
YOWMKE
Ottawa
Tue 12/15
3:15 pm-2:27 pm
2 stops48h 12m
Milwaukee-Mitchell
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$334
Quickest round-trip
OttawaMilwaukee
YOW Ottawa - MKE Milwaukee-Mitchell
YOWMKE
Ottawa
Tue 12/15
6:15 am-8:55 pm
1 stop15h 40m
Milwaukee-Mitchell
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$374
OttawaMilwaukee
YOW Ottawa - MKE Milwaukee-Mitchell
YOWMKE
Ottawa
Mon 11/23
10:30 am-8:50 pm
2 stops11h 20m
Milwaukee-Mitchell
Fri 11/27
9:48 am-9:56 pm
2 stops11h 08m
$632
OttawaMilwaukee
YOW Ottawa - MKE Milwaukee-Mitchell
YOWMKE
Ottawa
Sat 11/21
6:15 am-5:03 pm
1 stop11h 48m
Milwaukee-Mitchell
Sat 11/28
10:48 am-9:16 pm
1 stop9h 28m
$696
Sorted by cheapest first
Compare providers for flights from Ottawa to Milwaukee
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 Ottawa to Milwaukee in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- 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.
YOW-MKE
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.
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.
Traveling to a place near Milwaukee?
Book flights to Milwaukee if you plan to visit one of these locationsPort Washington
Sheboygan
New Berlin
Oak Creek
Wauwatosa
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