Cheap flights from Ontario to Milwaukee from $228

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1 stop
Wed, Jul 30
Ontario ONTMilwaukee MKE

$228
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1 stop
Wed, Jul 30
Ontario ONTMilwaukee MKE

$228
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1 stop
Wed, Jul 30
Ontario ONTMilwaukee MKE

$228
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1 stop
Wed, Jul 30
Ontario ONTMilwaukee MKE

$228
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1 stop
Wed, Jul 30
Ontario ONTMilwaukee MKE

$228
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1 stop
Sat, Aug 2
Ontario ONTMilwaukee MKE

$246
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Prices updated:

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1 stop
Sat, Aug 2 – Tue, Aug 5
Ontario ONTMilwaukee MKE

$385
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1 stop
Fri, Aug 1 – Tue, Aug 5
Ontario ONTMilwaukee MKE

$391
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1 stop
Fri, Aug 1 – Tue, Aug 5
Ontario ONTMilwaukee MKE

$391
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1 stop
Sat, Aug 2 – Tue, Aug 5
Ontario ONTMilwaukee MKE

$394
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1 stop
Fri, Aug 1 – Tue, Aug 5
Ontario ONTMilwaukee MKE

$400
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1 stop
Sat, Aug 2 – Wed, Aug 6
Ontario ONTMilwaukee MKE

$411
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Prices updated:

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How much do flights to Milwaukee cost?

Key info about flying to Milwaukee

Depart from
Ontario International
Arrive to
General Mitchell International
Average flights per week
67
Flight distance
Worth visiting
Art Institute of Chicago

Check-in for a flight from Ontario to Milwaukee

NameCarrier codeIATA CodePassport needed during booking
United AirlinesUALUANo
Hawaiian AirlinesHALHANo
Alaska AirlinesASAASNo

Weather in Milwaukee

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-2°C-8°C
February-1°C-7°C
March5°C-1°C
April10°C3°C
May16°C8°C
June22°C14°C
July25°C18°C
August25°C17°C
September22°C14°C
October14°C7°C
November7°C1°C
December1°C-3°C
Hottest Month
25°C
July
Coldest month
-8°C
January
Sunny days
260
days per year
Snow days
20
days per year

14 day forecast

Friday
4 Jul
31°C18°C
11 Jul
77%
26°C18°C
Saturday
5 Jul
86%
32°C22°C
12 Jul
25°C19°C
Sunday
6 Jul
25°C18°C
13 Jul
27°C18°C
Monday
7 Jul
26°C16°C
14 Jul
26°C19°C
Tuesday
8 Jul
79%
28°C19°C
15 Jul
81%
27°C19°C
Wednesday
9 Jul
85%
22°C18°C
16 Jul
83%
28°C21°C
Thursday
10 Jul
21°C17°C
17 Jul
88%
28°C22°C
The most popular airlines for this route are United Airlines, Hawaiian Airlines, and Alaska Airlines. Ontario and Milwaukee have 67 direct flights per week.

Frequently asked questions

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When’s the best time to travel between Ontario and Milwaukee?
What flights operate between Ontario and Milwaukee?
How many airports are there near Ontario?
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What time do nonstop (direct) flights between Ontario and Milwaukee depart?
What time do nonstop (direct) flights between Ontario and Milwaukee arrive?
What time do flights between Ontario and Milwaukee depart?
What time do flights between Ontario and Milwaukee arrive?

Explore alternative trips

Flights from Ontario

Flights to Milwaukee

Popular routes

The nearest countries with flights to Milwaukee

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Other destination countries from Ontario

Here is a list of countries people are flying to

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