$90+ Cheap flights from Milwaukee (MKE) to O'Hare Intl (ORD)
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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — ORD
Sep 26 — Oct 31
Round-trip
1 adult, Economy
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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 O'Hare IntlExplore the most affordable flight options available from Milwaukee to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.
Explore the most affordable flight options available from Milwaukee to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.
This American Airlines deal was found by Cheapflights users on 8/27. 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.
Thu 9/171:18 pm -
Nonstop1h 21m
Sat 9/195:19 pm -
Nonstop1h 02m
Deal found 8/27![American Airlines logo]()
$179
This American Airlines deal was found by Cheapflights users on 8/24. 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.
Thu 9/171:18 pm -
Nonstop1h 21m
Thu 9/246:56 am -
Nonstop1h 05m
Deal found 8/24![American Airlines logo]()
$180
This KAYAK deal was found by Cheapflights users on 8/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:14 pm -
Nonstop1h 16m
Fri 9/251:16 pm -
Nonstop1h 00m
Deal found 8/24![American Airlines logo]()
$189
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Sat 9/1911:37 am -
Nonstop1h 11m
Sun 9/206:55 pm -
Nonstop1h 08m
Deal found 8/25![American Airlines logo]()
$204
This American Airlines deal was found by Cheapflights users on 8/25. 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 9/178:14 pm -
Nonstop1h 16m
Sun 9/206:56 am -
Nonstop1h 05m
Deal found 8/25![American Airlines logo]()
$214
This American Airlines deal was found by Cheapflights users on 8/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1611:42 am -
Nonstop1h 11m
Sun 10/189:36 pm -
Nonstop1h 08m
Deal found 8/23![American Airlines logo]()
$223
This United Airlines deal was found by Cheapflights users on 8/23. 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 9/206:00 am -
Nonstop1h 11m
Sun 9/276:00 pm -
Nonstop1h 10m
Deal found 8/23![United Airlines logo]()
$229
This American Airlines deal was found by Cheapflights users on 8/25. 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 9/107:30 am -
Nonstop1h 30m
Thu 9/176:56 am -
Nonstop1h 05m
Deal found 8/25![American Airlines logo]()
$233
This American Airlines deal was found by Cheapflights users on 8/26. 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 12/234:54 pm -
Nonstop1h 21m
Mon 12/286:44 pm -
Nonstop1h 16m
Deal found 8/26![American Airlines logo]()
$238
This American Airlines deal was found by Cheapflights users on 8/27. 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 9/118:31 am -
Nonstop1h 30m
Fri 9/181:16 pm -
Nonstop1h 00m
Deal found 8/27![American Airlines logo]()
$243
This United Airlines deal was found by Cheapflights users on 8/26. 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 10/319:23 am -
Nonstop1h 12m
Wed 11/47:45 pm -
Nonstop1h 05m
Deal found 8/26![United Airlines logo]()
$249
This United Airlines deal was found by Cheapflights users on 8/24. 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.
Thu 9/176:00 am -
Nonstop1h 11m
Mon 9/214:20 pm -
Nonstop1h 10m
Deal found 8/24![United Airlines logo]()
$250
Best flights from Milwaukee to O'Hare IntlDiscover carefully curated flight deals from Milwaukee to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
Discover carefully curated flight deals from Milwaukee to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
This United Airlines deal was found by Cheapflights users on 8/22. 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 9/1910:30 am -
Nonstop1h 11m
Sat 9/2612:40 pm -
Nonstop1h 03m
Deal found 8/22![United Airlines logo]()
$179
This American Airlines deal was found by Cheapflights users on 8/26. 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 9/97:30 am -
Nonstop1h 30m
Wed 9/1610:06 am -
Nonstop1h 01m
Deal found 8/26![American Airlines logo]()
$243
This United Airlines deal was found by Cheapflights users on 8/23. 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 10/57:18 am -
Nonstop1h 11m
Mon 10/1210:00 pm -
Nonstop0h 59m
Deal found 8/23![United Airlines logo]()
$179
This United Airlines deal was found by Cheapflights users on 8/23. 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 10/113:52 pm -
Nonstop1h 13m
Mon 10/128:15 pm -
Nonstop1h 10m
Deal found 8/23![United Airlines logo]()
$204
This United Airlines deal was found by Cheapflights users on 8/26. 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.
Wed 12/235:00 am -
Nonstop1h 23m
Mon 12/287:45 pm -
Nonstop1h 11m
Deal found 8/26![United Airlines logo]()
$214
This United Airlines deal was found by Cheapflights users on 8/23. 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 10/186:32 pm -
Nonstop1h 13m
Sun 10/257:45 pm -
Nonstop1h 05m
Deal found 8/23![United Airlines logo]()
$229
This United Airlines deal was found by Cheapflights users on 8/24. 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 10/319:23 am -
Nonstop1h 12m
Wed 11/47:45 pm -
Nonstop1h 05m
Deal found 8/24![United Airlines logo]()
$249
This United Airlines deal was found by Cheapflights users on 8/24. 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.
Thu 9/176:00 am -
Nonstop1h 11m
Mon 9/214:20 pm -
Nonstop1h 10m
Deal found 8/24![United Airlines logo]()
$250
This KAYAK deal was found by Cheapflights users on 8/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:00 am -
1 stop9h 05m
Wed 9/166:55 pm -
Nonstop1h 08m
Deal found 8/24![American Airlines logo]()
$414
This United Airlines deal was found by Cheapflights users on 8/25. 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.
Wed 9/96:47 pm -
Nonstop1h 13m
Sun 9/137:50 pm -
Nonstop1h 10m
Deal found 8/25![United Airlines logo]()
$287
This United Airlines deal was found by Cheapflights users on 8/27. 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.
Sat 9/122:20 pm -
Nonstop1h 11m
Thu 10/810:25 am -
Nonstop1h 05m
Deal found 8/27![United Airlines logo]()
$313
Last-minute flights from Milwaukee to O'Hare IntlDiscover last-minute flight deals from Milwaukee to O'Hare Intl. Data last updated August 27, 2026 and is based on user searches.
Discover last-minute flight deals from Milwaukee to O'Hare Intl. Data last updated August 27, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Wed 9/98:31 am -
Nonstop1h 30m
Wed 9/91:16 pm -
Nonstop1h 00m
Deal found 8/25![American Airlines logo]()
$282
This United Airlines deal was found by Cheapflights users on 8/25. 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.
Wed 9/96:47 pm -
Nonstop1h 13m
Sun 9/137:50 pm -
Nonstop1h 10m
Deal found 8/25![United Airlines logo]()
$287
This American Airlines deal was found by Cheapflights users on 8/25. 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 9/107:30 am -
Nonstop1h 30m
Thu 9/176:56 am -
Nonstop1h 05m
Deal found 8/25![American Airlines logo]()
$233
This American Airlines deal was found by Cheapflights users on 8/27. 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 9/118:31 am -
Nonstop1h 30m
Fri 9/181:16 pm -
Nonstop1h 00m
Deal found 8/27![American Airlines logo]()
$243
This American Airlines deal was found by Cheapflights users on 8/27. 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.
Thu 9/171:18 pm -
Nonstop1h 21m
Sat 9/195:19 pm -
Nonstop1h 02m
Deal found 8/27![American Airlines logo]()
$179
This American Airlines deal was found by Cheapflights users on 8/24. 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.
Thu 9/171:18 pm -
Nonstop1h 21m
Thu 9/246:56 am -
Nonstop1h 05m
Deal found 8/24![American Airlines logo]()
$180
This American Airlines deal was found by Cheapflights users on 8/25. 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 9/178:14 pm -
Nonstop1h 16m
Sun 9/206:56 am -
Nonstop1h 05m
Deal found 8/25![American Airlines logo]()
$214
This United Airlines deal was found by Cheapflights users on 8/24. 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.
Thu 9/176:00 am -
Nonstop1h 11m
Mon 9/214:20 pm -
Nonstop1h 10m
Deal found 8/24![United Airlines logo]()
$250
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Sat 9/1911:37 am -
Nonstop1h 11m
Sun 9/206:55 pm -
Nonstop1h 08m
Deal found 8/25![American Airlines logo]()
$204
This deal was found by Cheapflights users on 8/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/192:20 pm -
Nonstop1h 11m
Sun 9/2010:25 am -
Nonstop1h 05m
Deal found 8/27![United Airlines logo]()
$274
This United Airlines deal was found by Cheapflights users on 8/23. 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 9/206:00 am -
Nonstop1h 11m
Sun 9/276:00 pm -
Nonstop1h 10m
Deal found 8/23![United Airlines logo]()
$229
This KAYAK deal was found by Cheapflights users on 8/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:14 pm -
Nonstop1h 16m
Fri 9/251:16 pm -
Nonstop1h 00m
Deal found 8/24![American Airlines logo]()
$189
One-way flights from Milwaukee to O'Hare IntlSearch for one-way flight options from Milwaukee to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.
Search for one-way flight options from Milwaukee to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.
This American Airlines deal was found by Cheapflights users on 8/22. 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 9/225:03 am -
Nonstop1h 22m
Deal found 8/22![American Airlines logo]()
$90
This American Airlines deal was found by Cheapflights users on 8/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:14 pm -
Nonstop1h 16m
Deal found 8/23![American Airlines logo]()
$91
This American Airlines deal was found by Cheapflights users on 8/27. 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.
Thu 10/11:18 pm -
Nonstop1h 21m
Deal found 8/27![American Airlines logo]()
$92
This United Airlines deal was found by Cheapflights users on 8/25. 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.
Fri 9/257:18 am -
Nonstop1h 11m
Deal found 8/25![United Airlines logo]()
$100
This American Airlines deal was found by Cheapflights users on 8/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2211:37 am -
Nonstop1h 23m
Deal found 8/23![American Airlines logo]()
$115
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Fri 10/97:45 am -
Nonstop1h 20m
Deal found 8/25![American Airlines logo]()
$123
This United Airlines deal was found by Cheapflights users on 8/27. 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 9/242:20 pm -
Nonstop1h 11m
Deal found 8/27![United Airlines logo]()
$125
This JetBlue deal was found by Cheapflights users on 8/24. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:55 am -
1 stop8h 06m
Deal found 8/24![JetBlue logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 9/2410:10 am -
1 stop12h 49m
Deal found 8/25![Frontier logo]()
$140
This JetBlue deal was found by Cheapflights users on 8/25. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:55 am -
1 stop8h 06m
Deal found 8/25![JetBlue logo]()
$145
This United Airlines deal was found by Cheapflights users on 8/27. 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 11/248:50 am -
Nonstop1h 10m
Deal found 8/27![United Airlines logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 10/1310:15 am -
1 stop21h 36m
Deal found 8/26![Frontier logo]()
$156
Find flight deals from Milwaukee to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to O'Hare Intl (ORD). 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 August 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $179 (American Airlines) |
One-way from | $90 (United Airlines) |
Popular in | October |
Cheapest in | January |
Average price | $205 |
Good round-trip deal | $368 or less |
Good one-way deal | $238 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Milwaukee to O'Hare Intl 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 August 27, 2026.
Use the filters below to find and compare flights from Milwaukee to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MilwaukeeChicago
MKE Milwaukee-Mitchell - ORD Chicago O'Hare Intl
MKEORD
Milwaukee-Mitchell
Sat 9/19
10:30 am-11:41 am
Nonstop1h 11m
Chicago O'Hare Intl
Sat 9/26
12:40 pm-1:43 pm
Nonstop1h 03m
$179
Quickest round-trip
MilwaukeeChicago
MKE Milwaukee-Mitchell - ORD Chicago O'Hare Intl
MKEORD
Milwaukee-Mitchell
Mon 10/5
7:18 am-8:29 am
Nonstop1h 11m
Chicago O'Hare Intl
Mon 10/12
10:00 pm-10:59 pm
Nonstop0h 59m
$179
MilwaukeeChicago
MKE Milwaukee-Mitchell - ORD Chicago O'Hare Intl
MKEORD
Milwaukee-Mitchell
Sun 10/11
3:52 pm-5:05 pm
Nonstop1h 13m
Chicago O'Hare Intl
Mon 10/12
8:15 pm-9:25 pm
Nonstop1h 10m
$204
MilwaukeeChicago
MKE Milwaukee-Mitchell - ORD Chicago O'Hare Intl
MKEORD
Milwaukee-Mitchell
Wed 12/23
5:00 am-6:23 am
Nonstop1h 23m
Chicago O'Hare Intl
Mon 12/28
7:45 pm-8:56 pm
Nonstop1h 11m
$214
MilwaukeeChicago
MKE Milwaukee-Mitchell - ORD Chicago O'Hare Intl
MKEORD
Milwaukee-Mitchell
Sun 10/18
6:32 pm-7:45 pm
Nonstop1h 13m
Chicago O'Hare Intl
Sun 10/25
7:45 pm-8:50 pm
Nonstop1h 05m
$229
MilwaukeeChicago
MKE Milwaukee-Mitchell - ORD Chicago O'Hare Intl
MKEORD
Milwaukee-Mitchell
Wed 9/9
7:30 am-9:00 am
Nonstop1h 30m
Chicago O'Hare Intl
Wed 9/16
10:06 am-11:07 am
Nonstop1h 01m
$243
MilwaukeeChicago
MKE Milwaukee-Mitchell - ORD Chicago O'Hare Intl
MKEORD
Milwaukee-Mitchell
Sat 10/31
9:23 am-10:35 am
Nonstop1h 12m
Chicago O'Hare Intl
Wed 11/4
7:45 pm-8:50 pm
Nonstop1h 05m
$249
MilwaukeeChicago
MKE Milwaukee-Mitchell - ORD Chicago O'Hare Intl
MKEORD
Milwaukee-Mitchell
Thu 9/17
6:00 am-7:11 am
Nonstop1h 11m
Chicago O'Hare Intl
Mon 9/21
4:20 pm-5:30 pm
Nonstop1h 10m
$250
MilwaukeeChicago
MKE Milwaukee-Mitchell - ORD Chicago O'Hare Intl
MKEORD
Milwaukee-Mitchell
Wed 9/9
6:47 pm-8:00 pm
Nonstop1h 13m
Chicago O'Hare Intl
Sun 9/13
7:50 pm-9:00 pm
Nonstop1h 10m
$287
MilwaukeeChicago
MKE Milwaukee-Mitchell - ORD Chicago O'Hare Intl
MKEORD
Milwaukee-Mitchell
Sat 9/12
2:20 pm-3:31 pm
Nonstop1h 11m
Chicago O'Hare Intl
Thu 10/8
10:25 am-11:30 am
Nonstop1h 05m
$313
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Milwaukee to O'Hare Intl
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 O'Hare Intl in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Milwaukee-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Milwaukee-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Milwaukee-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Milwaukee-Chicago O'Hare Intl Airport 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-Chicago O'Hare Intl Airport 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 O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Milwaukee with our price prediction graph.
MKE-ORD
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 Chicago O'Hare Intl Airport
Prices
Airlines
Delays
What is the cheapest time of day to fly from MKE to ORD?
Find hourly flight availability from Milwaukee to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 27, 2026.
It’s typically best to fly out from Milwaukee to Chicago O'Hare Intl Airport in the morning. Doing so could potentially save you 43% on the flight price compared to flying in the evening, which is usually more expensive.
What is the cheapest day to fly from Milwaukee to Chicago O'Hare Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Milwaukee to O'Hare Intl. Price data was last updated on August 22, 2026.
Travelers seeking maximum savings on their Milwaukee to Chicago O'Hare Intl Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Milwaukee to Chicago delayed?
About 13% of weekly flights between Milwaukee and Chicago have experienced delays in the past year, with the average delay time being 126 minutes.
What is the most punctual flight time for Milwaukee to Chicago flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Milwaukee to Chicago flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated August 27, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from Milwaukee to Chicago O'Hare Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Boarding
7.7
Entertainment
7.1
Food
6.7
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Comfort
7.3
Boarding
7.7
Entertainment
7.1
Food
6.7
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Comfort
7.3
Boarding
7.7
Entertainment
7.1
Food
6.7
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Related info for your journey
Find useful and relevant information for your journey from Milwaukee to O'Hare Intl. 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 Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBenton Harbor
Rosemont
Naperville
Lake Geneva
Schaumburg
Oak Brook
Oakbrook Terrace
Delavan
South Holland
Libertyville
Glenview
Orland Park
Hoffman Estates
Aurora
Beloit
Rockford
Racine
Great Lakes
Janesville
Gurnee
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Top 2 airlines flying from Milwaukee to O'Hare Intl
Discover the top 2 airlines that operate flights from Milwaukee to O'Hare Intl. 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 August 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$149 | Average$219 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$179 | Average$219 | FlexibilityNo cancel fee | On-time71% |