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Cheap flights from Milwaukee to Los Angeles from $189

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Milwaukee to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
5:00 am - 9:25 amMKE  Milwaukee-Mitchell-ONT Ontario
6h 25m1 stop Phoenix Sky Harbor Intl
Southwest Logo
6:10 am - 2:05 pmONT  Ontario-MKE Milwaukee-Mitchell
5h 55m1 stop Las Vegas Harry Reid Intl
$337Southwest
Thu, Jan 7 - Mon, Jan 11
Delta Logo
7:15 am - 12:30 pmMKE  Milwaukee-Mitchell-ONT Ontario
7h 15m1 stop Salt Lake City
Delta Logo
7:00 am - 5:45 pmONT  Ontario-MKE Milwaukee-Mitchell
8h 45m1 stop Atlanta Hartsfield-Jackson
$337Delta
Wed, Jan 6 - Wed, Jan 13
Delta Logo
7:15 am - 12:30 pmMKE  Milwaukee-Mitchell-ONT Ontario
7h 15m1 stop Salt Lake City
Delta Logo
12:00 pm - 10:29 pmONT  Ontario-MKE Milwaukee-Mitchell
8h 29m1 stop Atlanta Hartsfield-Jackson
$337Delta
Tue, Jan 5 - Wed, Jan 13
Delta Logo
7:15 am - 12:30 pmMKE  Milwaukee-Mitchell-ONT Ontario
7h 15m1 stop Salt Lake City
Delta Logo
12:00 pm - 10:29 pmONT  Ontario-MKE Milwaukee-Mitchell
8h 29m1 stop Atlanta Hartsfield-Jackson
$337Delta
Tue, Jan 5 - Tue, Jan 12
Southwest Logo
5:45 am - 1:20 pmMKE  Milwaukee-Mitchell-ONT Ontario
9h 35m2 stops Denver Intl Oakland
Southwest Logo
7:15 am - 4:45 pmONT  Ontario-MKE Milwaukee-Mitchell
7h 30m1 stop Denver Intl
$342Southwest
Thu, Jan 7 - Mon, Jan 11
United Airlines Logo
2:39 pm - 8:58 pmMKE  Milwaukee-Mitchell-ONT Ontario
8h 19m1 stop Denver Intl
United Airlines Logo
1:32 pm - 8:59 pmONT  Ontario-MKE Milwaukee-Mitchell
5h 27m1 stop Denver Intl
$353United Airlines
Wed, Oct 21 - Fri, Oct 30
Southwest Logo
4:00 pm - 9:45 pmMKE  Milwaukee-Mitchell-ONT Ontario
7h 45m2 stops Chicago Midway Denver Intl
Southwest Logo
1:30 pm - 10:50 pmONT  Ontario-MKE Milwaukee-Mitchell
7h 20m2 stops Las Vegas Harry Reid Intl Denver Intl
$363Southwest
Wed, Oct 21 - Fri, Oct 30
American Airlines Logo
12:15 pm - 6:47 pmMKE  Milwaukee-Mitchell-ONT Ontario
8h 32m1 stop Dallas/Fort Worth
American Airlines Logo
6:12 am - 4:24 pmONT  Ontario-MKE Milwaukee-Mitchell
8h 12m1 stop Chicago O'Hare Intl
$377American Airlines
Tue, Dec 15 - Tue, Jan 5
United Airlines Logo
5:00 am - 12:33 pmMKE  Milwaukee-Mitchell-ONT Ontario
9h 33m2 stops Chicago O'Hare Intl Denver Intl
United Airlines Logo
6:59 am - 2:58 pmONT  Ontario-MKE Milwaukee-Mitchell
5h 59m1 stop Chicago O'Hare Intl
$382United Airlines
Tue, Oct 27 - Sat, Oct 31
American Airlines Logo
12:15 pm - 6:47 pmMKE  Milwaukee-Mitchell-ONT Ontario
8h 32m1 stop Dallas/Fort Worth
American Airlines Logo
9:30 am - 9:46 pmONT  Ontario-MKE Milwaukee-Mitchell
10h 16m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth
$382American Airlines
Tue, Dec 15 - Tue, Jan 5

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United Airlines flights from Milwaukee to Ontario

Our best United Airlines deals on Milwaukee to Ontario flight tickets
United Airlines
Oct 21
MKE2:39 pmMilwaukee-Mitchell
8h 19m
1 stop
ONT8:58 pmOntario
Oct 30
ONT1:32 pmOntario
5h 27m
1 stop
MKE8:59 pmMilwaukee-Mitchell
$353
United Airlines
Oct 10
MKE2:20 pmMilwaukee-Mitchell
10h 31m
2 stops
ONT10:51 pmOntario
Oct 17
ONT5:00 amOntario
6h 31m
1 stop
MKE1:31 pmMilwaukee-Mitchell
$438
United Airlines
Jan 6
MKE12:30 pmMilwaukee-Mitchell
9h 50m
2 stops
ONT8:20 pmOntario
Jan 11
ONT6:53 pmOntario
11h 14m
2 stops
MKE8:07 amMilwaukee-Mitchell
$447

Southwest flights from Milwaukee to Ontario

Our best Southwest deals on Milwaukee to Ontario flight tickets
Southwest
Jan 7
MKE5:45 amMilwaukee-Mitchell
9h 35m
2 stops
ONT1:20 pmOntario
Jan 11
ONT7:15 amOntario
7h 30m
1 stop
MKE4:45 pmMilwaukee-Mitchell
$342
Southwest
Oct 21
MKE4:00 pmMilwaukee-Mitchell
7h 45m
2 stops
ONT9:45 pmOntario
Oct 30
ONT1:30 pmOntario
7h 20m
2 stops
MKE10:50 pmMilwaukee-Mitchell
$363
Southwest
Dec 21
MKE5:20 amMilwaukee-Mitchell
10h 35m
1 stop
ONT1:55 pmOntario
Dec 29
ONT5:00 pmOntario
5h 15m
1 stop
MKE12:15 amMilwaukee-Mitchell
$414

momondo Fare Finder

 
Use the filters below to find and compare flights from Milwaukee to Ontario that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Thu 1/7

5:00 am-9:25 am

1 stop6h 25m

Ontario

Mon 1/11

6:10 am-2:05 pm

1 stop5h 55m

$337

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Wed 1/6

7:15 am-12:30 pm

1 stop7h 15m

Ontario

Wed 1/13

7:00 am-5:45 pm

1 stop8h 45m

$337

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Tue 1/5

7:15 am-12:30 pm

1 stop7h 15m

Ontario

Wed 1/13

12:00 pm-10:29 pm

1 stop8h 29m

$337

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Tue 1/5

7:15 am-12:30 pm

1 stop7h 15m

Ontario

Tue 1/12

12:00 pm-10:29 pm

1 stop8h 29m

$337

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Thu 1/7

5:45 am-1:20 pm

2 stops9h 35m

Ontario

Mon 1/11

7:15 am-4:45 pm

1 stop7h 30m

$342

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Wed 10/21

2:39 pm-8:58 pm

1 stop8h 19m

Ontario

Fri 10/30

1:32 pm-8:59 pm

1 stop5h 27m

$353

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Wed 10/21

4:00 pm-9:45 pm

2 stops7h 45m

Ontario

Fri 10/30

1:30 pm-10:50 pm

2 stops7h 20m

$363

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Tue 12/15

12:15 pm-6:47 pm

1 stop8h 32m

Ontario

Tue 1/5

6:12 am-4:24 pm

1 stop8h 12m

$377

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Tue 10/27

5:00 am-12:33 pm

2 stops9h 33m

Ontario

Sat 10/31

6:59 am-2:58 pm

1 stop5h 59m

$382

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Tue 12/15

12:15 pm-6:47 pm

1 stop8h 32m

Ontario

Tue 1/5

9:30 am-9:46 pm

2 stops10h 16m

$382

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Milwaukee to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ontario?

In general, April is the cheapest month to fly from Milwaukee to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $371. If you aren’t able to travel during the month of April, then book flights to Ontario from Milwaukee during September instead. Flights to Ontario in September, while not as cheap as those in April, still average around $397.

How have Milwaukee to Ontario flight prices changed over time?

When to book flights from Milwaukee to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Milwaukee to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Milwaukee to Ontario (MKE to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Milwaukee to Ontario

Best Price Found

$189

Fastest flight time

6h 05m

Direct flights

None
The best one-way flight to Ontario from Milwaukee in the past 72 hours is $189. The best round-trip flight deal from Milwaukee to Ontario found on momondo in the last 72 hours is $337.
The fastest flight from Milwaukee to Ontario takes 6h 05m
There are no direct flights from Milwaukee to Ontario. There are no popular flight routes from Milwaukee to Ontario.
Search flight deals

Frequently asked questions about flying from Milwaukee to Ontario

  • How far is Milwaukee-Mitchell to Ontario by plane?

    There are 1710.4 mi between Milwaukee-Mitchell and Ontario. 6h 05m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Ontario Airport?

    Prices for flights from Milwaukee-Mitchell Airport to Ontario Airport refresh daily.

  • How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Ontario Airport?

  • How old do you have to be to fly from Milwaukee-Mitchell Airport to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Milwaukee-Mitchell Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Milwaukee to Ontario?

Best airlines flying from Milwaukee to Ontario

Compare and see reviews for airlines that fly from Milwaukee to Ontario with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $306Free CancellationRating
7.4
10,186 reviews
Search United Airlines flights
SouthwestPriceFrom $334Free CancellationRating
8.0
4,197 reviews
Search Southwest flights
American AirlinesPriceFrom $367Free CancellationRating
7.1
12,040 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Milwaukee to Ontario?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Milwaukee to Ontario for you.

Can I find flights from Milwaukee to Ontario with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ontario from Milwaukee with this policy.

How can momondo help me find flights from Milwaukee to Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Milwaukee.

I’m not ready to book a flight from Milwaukee to Ontario right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ontario from Milwaukee. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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