$200+ Cheap flights from Milwaukee (MKE) to Ontario
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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — YYZ
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Milwaukee to Ontario 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
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Cheapest flights from Milwaukee to OntarioExplore the most affordable flight options available from Milwaukee to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Milwaukee to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/276:11 pm -
1 stop18h 29m
Fri 12/46:30 am -
1 stop10h 56m
Deal found 10/30![Multiple Airlines logo]()
$399
This Thrive Travel 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 Thrive Travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:04 am -
1 stop17h 42m
Sat 11/76:21 pm -
1 stop5h 16m
Deal found 10/25![Multiple Airlines logo]()
$453
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/216:09 am -
1 stop9h 21m
Tue 1/51:20 pm -
1 stop7h 40m
Deal found 10/27![American Airlines logo]()
$494
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1910:15 am -
2 stops30h 55m
Mon 11/236:30 am -
1 stop11h 56m
Deal found 10/28![Multiple Airlines logo]()
$507
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/105:00 am -
1 stop10h 30m
Thu 12/1712:30 pm -
1 stop12h 23m
Deal found 10/26![American Airlines logo]()
$514
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:08 am -
1 stop10h 25m
Wed 12/212:30 pm -
1 stop12h 29m
Deal found 10/28![American Airlines logo]()
$515
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:40 am -
1 stop5h 54m
Mon 11/1612:44 pm -
1 stop12h 11m
Deal found 10/26![American Airlines logo]()
$519
This American Airlines deal was found by Cheapflights users on 10/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:40 am -
1 stop29h 53m
Thu 12/312:30 pm -
1 stop12h 29m
Deal found 10/29![American Airlines logo]()
$521
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/219:07 am -
1 stop13h 52m
Sun 11/226:21 pm -
1 stop14h 35m
Deal found 10/27![American Airlines logo]()
$534
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/104:25 pm -
2 stops26h 32m
Thu 12/174:30 pm -
1 stop25h 32m
Deal found 10/27![Multiple Airlines logo]()
$784
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 12/107:10 pm -
1 stop25h 46m
Thu 12/176:00 am -
1 stop12h 54m
Deal found 10/27![United Airlines logo]()
$837
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.
Mon 11/308:00 am -
1 stop5h 09m
Thu 12/36:15 am -
1 stop8h 17m
Deal found 10/26![United Airlines logo]()
$915
Best flights from Milwaukee to OntarioDiscover carefully curated flight deals from Milwaukee to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Milwaukee to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:35 pm -
1 stop4h 36m
Tue 11/2410:14 am -
1 stop12h 46m
Deal found 10/25![Delta logo]()
$584
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Wed 11/1111:07 am -
1 stop7h 52m
Tue 11/248:35 am -
1 stop3h 53m
Deal found 10/28![United Airlines logo]()
$610
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:35 am -
1 stop2h 55m
Tue 11/247:50 am -
1 stop15h 10m
Deal found 10/25![Delta logo]()
$584
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Tue 12/87:10 pm -
1 stop15h 38m
Wed 12/93:35 pm -
1 stop6h 20m
Deal found 10/29![United Airlines logo]()
$612
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/206:18 pm -
1 stop4h 41m
Wed 11/258:35 am -
1 stop3h 53m
Deal found 10/28![United Airlines logo]()
$633
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/293:52 pm -
1 stop6h 21m
Sun 1/312:20 pm -
1 stop6h 40m
Deal found 10/25![Delta logo]()
$633
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.
Tue 4/135:00 am -
1 stop3h 55m
Fri 4/167:00 am -
1 stop3h 49m
Deal found 10/27![United Airlines logo]()
$633
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 12/247:00 pm -
1 stop3h 59m
Tue 1/55:55 pm -
1 stop4h 04m
Deal found 10/27![United Airlines logo]()
$633
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/1712:03 pm -
1 stop3h 44m
Sun 11/298:35 am -
1 stop10h 08m
Deal found 10/28![United Airlines logo]()
$644
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Tue 11/176:47 am -
2 stops6h 38m
Wed 11/183:35 pm -
1 stop4h 23m
Deal found 10/29![United Airlines logo]()
$646
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 12/107:10 pm -
2 stops18h 19m
Thu 12/175:10 am -
2 stops13h 44m
Deal found 10/27![United Airlines logo]()
$860
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/308:00 am -
1 stop5h 09m
Thu 12/36:15 am -
1 stop8h 17m
Deal found 10/25![United Airlines logo]()
$915
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.
Tue 4/2010:45 am -
1 stop5h 29m
Sun 4/256:20 am -
1 stop15h 25m
Deal found 10/27![United Airlines logo]()
$916
Last-minute flights from Milwaukee to OntarioDiscover last-minute flight deals from Milwaukee to Ontario. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Milwaukee to Ontario. Data last updated October 30, 2026 and is based on user searches.
This Thrive Travel 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 Thrive Travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:04 am -
1 stop17h 42m
Sat 11/76:21 pm -
1 stop5h 16m
Deal found 10/25![Multiple Airlines logo]()
$453
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:40 am -
1 stop5h 54m
Mon 11/1612:44 pm -
1 stop12h 11m
Deal found 10/26![American Airlines logo]()
$519
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1910:15 am -
2 stops30h 55m
Mon 11/236:30 am -
1 stop11h 56m
Deal found 10/28![Multiple Airlines logo]()
$507
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:02 pm -
2 stops23h 18m
Wed 11/259:35 am -
1 stop8h 51m
Deal found 10/25![Multiple Airlines logo]()
$543
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1910:15 am -
2 stops30h 55m
Tue 11/249:35 am -
1 stop8h 51m
Deal found 10/28![Multiple Airlines logo]()
$549
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/219:07 am -
1 stop13h 52m
Sun 11/226:21 pm -
1 stop14h 35m
Deal found 10/27![American Airlines logo]()
$534
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:08 am -
1 stop10h 25m
Wed 12/212:30 pm -
1 stop12h 29m
Deal found 10/28![American Airlines logo]()
$515
This American Airlines deal was found by Cheapflights users on 10/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:40 am -
1 stop29h 53m
Thu 12/312:30 pm -
1 stop12h 29m
Deal found 10/29![American Airlines logo]()
$521
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/276:11 pm -
1 stop18h 29m
Fri 12/46:30 am -
1 stop10h 56m
Deal found 10/30![Multiple Airlines logo]()
$399
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.
Mon 11/308:00 am -
1 stop5h 09m
Thu 12/36:15 am -
1 stop8h 17m
Deal found 10/26![United Airlines logo]()
$915
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/308:00 am -
2 stops10h 52m
Thu 12/32:00 pm -
2 stops9h 55m
Deal found 10/27![Air Canada logo]()
$1,042
One-way flights from Milwaukee to OntarioSearch for one-way flight options from Milwaukee to Ontario. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Milwaukee to Ontario. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/111:37 am -
1 stop11h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![American Airlines logo]()
$200
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1011:47 am -
1 stop10h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![American Airlines logo]()
$201
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:10 am -
1 stop10h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![American Airlines logo]()
$215
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/115:00 am -
1 stop10h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![American Airlines logo]()
$217
This Thrive Travel deal was found by Cheapflights users on 10/28. 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 Thrive Travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/82:51 pm -
1 stop7h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Qatar Airways logo]()
$237
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1910:15 am -
2 stops30h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$249
This Thrive Travel deal was found by Cheapflights users on 10/28. 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 Thrive Travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:51 pm -
1 stop7h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![British Airways logo]()
$263
This American Airlines deal was found by Cheapflights users on 10/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1311:47 am -
1 stop10h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![American Airlines logo]()
$281
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.
Wed 11/185:00 am -
2 stops8h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![United Airlines logo]()
$284
This FlightHub deal was found by Cheapflights users on 10/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/276:40 pm -
1 stop3h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![WestJet logo]()
$286
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/79:32 am -
1 stop3h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Delta logo]()
$292
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:11 pm -
3 stops46h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$342
Find flight deals from Milwaukee to Ontario
Keep the following information in mind while searching for Milwaukee to Ontario flight deals. Data was last updated October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $399 (Kiwi.com) |
One-way from | $200 (American Airlines) |
Popular in | May |
Cheapest in | October |
Average price | $415 |
Cheapflights Fare Finder
Customize your flight search to find flights from Milwaukee to Ontario 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 30, 2026.
Use the filters below to find and compare flights from Milwaukee to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MilwaukeeToronto
MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl
MKEYYZ
Milwaukee-Mitchell
Thu 12/10
11:47 am-11:41 pm
1 stop10h 54m
Toronto Pearson Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$201
MilwaukeeToronto
MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl
MKEYYZ
Milwaukee-Mitchell
Tue 12/8
2:51 pm-11:41 pm
1 stop7h 50m
Toronto Pearson Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$237
MilwaukeeToronto
MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl
MKEYYZ
Milwaukee-Mitchell
Thu 12/10
2:51 pm-11:41 pm
1 stop7h 50m
Toronto Pearson Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$263
MilwaukeeToronto
MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl
MKEYYZ
Milwaukee-Mitchell
Tue 12/1
9:15 am-9:24 pm
2 stops11h 09m
Toronto Pearson Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$284
MilwaukeeToronto
MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl
MKEYYZ
Milwaukee-Mitchell
Wed 11/18
5:00 am-2:25 pm
2 stops8h 25m
Toronto Pearson Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$284
MilwaukeeToronto
MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl
MKEYYZ
Milwaukee-Mitchell
Sun 12/27
6:40 pm-10:59 pm
1 stop3h 19m
Toronto Pearson Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$286
Quickest round-trip
MilwaukeeToronto
MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl
MKEYYZ
Milwaukee-Mitchell
Mon 12/7
9:32 am-1:35 pm
1 stop3h 03m
Toronto Pearson Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$292
MilwaukeeToronto
MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl
MKEYYZ
Milwaukee-Mitchell
Thu 11/19
9:17 am-4:47 pm
1 stop6h 30m
Toronto Pearson Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$297
MilwaukeeToronto
MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl
MKEYYZ
Milwaukee-Mitchell
Fri 12/11
12:15 pm-11:26 pm
2 stops10h 11m
Toronto Pearson Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$302
MilwaukeeToronto
MKE Milwaukee-Mitchell - YYZ Toronto Pearson Intl
MKEYYZ
Milwaukee-Mitchell
Sun 12/13
6:00 am-7:01 pm
2 stops12h 01m
Toronto Pearson Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$313
Showing 1-10 of 31 resultsSorted by cheapest first
Best time to book a flight from Milwaukee to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Milwaukee with our price prediction graph.
MKE-YYZ
MKE-YOW
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 Ontario
MKE-CAON
MKE-YYZ
MKE-YOW
What is the cheapest month to book a flight from Milwaukee to Region of Ontario?
Currently, September is the cheapest month in which you can book a flight from Milwaukee to Region of Ontario (average of $580). Flying from Milwaukee to Region of Ontario in December is currently the most expensive (average of $1,095). 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.
How much does it cost to fly round-trip from Milwaukee to Region of Ontario?
Airfare is below average for this route at the moment.
Milwaukee to Region of Ontario flights typically cost between $446 and $737 in November.The cheapest round-trip price found within the last 5 days was $399 on Multiple Airlines (Nov 27-Dec 4).
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated October 30, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Milwaukee to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Overall
7.8
Crew
8.5
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Related info for your journey
Find useful and relevant information for your journey from Milwaukee to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Milwaukee to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Milwaukee to Ontario by cabin class
Find flights from Milwaukee to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Milwaukee and Ontario flights
Browse other Milwaukee and Ontario flight options. Last updated on October 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Milwaukee to Ontario flights
Consider these flights traveling from Milwaukee to Ontario.
Top 2 airlines flying from Milwaukee to Ontario
Discover the top 2 airlines that operate flights from Milwaukee to Ontario. 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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$348 | Average$572 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$417 | Average$564 | FlexibilityNo cancel fee | On-time71% |