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Cheap flights from Milwaukee to Los Angeles from $140

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
5:45 am - 10:10 amMKE  Milwaukee-Mitchell-ONT Ontario
6h 25m1 stop Denver Intl
Southwest Logo
5:20 pm - 12:45 amONT  Ontario-MKE Milwaukee-Mitchell
5h 25m1 stop Phoenix Sky Harbor Intl
$279Southwest
Mon, Dec 14 - Thu, Dec 17
Southwest Logo
5:15 am - 12:10 pmMKE  Milwaukee-Mitchell-ONT Ontario
8h 55m1 stop Phoenix Sky Harbor Intl
Southwest Logo
2:45 pm - 10:10 pmONT  Ontario-MKE Milwaukee-Mitchell
5h 25m1 stop Denver Intl
$279Southwest
Tue, Nov 10 - Thu, Nov 12
Delta Logo
3:12 pm - 8:58 pmMKE  Milwaukee-Mitchell-ONT Ontario
7h 46m1 stop Atlanta Hartsfield-Jackson
Delta Logo
10:35 pm - 9:24 amONT  Ontario-MKE Milwaukee-Mitchell
8h 49m1 stop Atlanta Hartsfield-Jackson
$279Delta
Tue, Dec 15 - Sat, Dec 19
Delta Logo
5:55 am - 11:27 amMKE  Milwaukee-Mitchell-ONT Ontario
7h 32m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:00 pm - 10:29 pmONT  Ontario-MKE Milwaukee-Mitchell
8h 29m1 stop Atlanta Hartsfield-Jackson
$279Delta
Thu, Jan 7 - Mon, Jan 11
Southwest Logo
5:15 am - 9:20 amMKE  Milwaukee-Mitchell-ONT Ontario
6h 05m1 stop Phoenix Sky Harbor Intl
Southwest Logo
1:30 pm - 10:45 pmONT  Ontario-MKE Milwaukee-Mitchell
7h 15m1 stop Las Vegas Harry Reid Intl
$279Southwest
Mon, Dec 14 - Wed, Dec 16
Delta Logo
5:55 am - 11:27 amMKE  Milwaukee-Mitchell-ONT Ontario
7h 32m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 5:45 pmONT  Ontario-MKE Milwaukee-Mitchell
8h 45m1 stop Atlanta Hartsfield-Jackson
$279Delta
Thu, Jan 7 - Wed, Jan 13
American Airlines Logo
7:05 am - 4:19 pmMKE  Milwaukee-Mitchell-ONT Ontario
11h 14m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl
American Airlines Logo
6:30 am - 1:59 pmONT  Ontario-MKE Milwaukee-Mitchell
5h 29m1 stop Phoenix Sky Harbor Intl
$284American Airlines
Tue, Nov 17 - Sat, Nov 21
United Airlines Logo
7:00 am - 3:35 pmMKE  Milwaukee-Mitchell-ONT Ontario
10h 35m2 stops Chicago O'Hare Intl San Francisco
United Airlines Logo
5:00 am - 1:44 pmONT  Ontario-MKE Milwaukee-Mitchell
6h 44m1 stop Denver Intl
$284United Airlines
Mon, Dec 14 - Thu, Dec 17
United Airlines Logo
9:33 am - 6:01 pmMKE  Milwaukee-Mitchell-ONT Ontario
10h 28m2 stops Chicago O'Hare Intl San Francisco
United Airlines Logo
5:00 am - 1:34 pmONT  Ontario-MKE Milwaukee-Mitchell
6h 34m1 stop Denver Intl
$284United Airlines
Tue, Nov 10 - Thu, Nov 12
American Airlines Logo
2:53 pm - 8:37 amMKE  Milwaukee-Mitchell-ONT Ontario
19h 44m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
6:26 am - 3:04 pmONT  Ontario-MKE Milwaukee-Mitchell
6h 38m1 stop Chicago O'Hare Intl
$315American Airlines
Thu, Jan 14 - Mon, Jan 18

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Delta flights from Milwaukee to Ontario

Our best Delta deals on Milwaukee to Ontario flight tickets
Delta
Jan 6
MKE7:15 amMilwaukee-Mitchell
7h 15m
1 stop
ONT12:30 pmOntario
Jan 11
ONT12:00 pmOntario
8h 29m
1 stop
MKE10:29 pmMilwaukee-Mitchell
$279
Delta
Dec 15
MKE3:12 pmMilwaukee-Mitchell
7h 46m
1 stop
ONT8:58 pmOntario
Jan 5
ONT1:00 pmOntario
6h 25m
1 stop
MKE9:25 pmMilwaukee-Mitchell
$301
Delta
Dec 15
MKE3:12 pmMilwaukee-Mitchell
7h 46m
1 stop
ONT8:58 pmOntario
Jan 5
ONT1:00 pmOntario
6h 25m
1 stop
MKE9:25 pmMilwaukee-Mitchell
$309

United Airlines flights from Milwaukee to Ontario

Our best United Airlines deals on Milwaukee to Ontario flight tickets
United Airlines
Nov 25
MKE10:48 amMilwaukee-Mitchell
11h 02m
2 stops
ONT7:50 pmOntario
Dec 1
ONT5:00 amOntario
6h 24m
1 stop
MKE1:24 pmMilwaukee-Mitchell
$300
United Airlines
Nov 18
MKE6:47 amMilwaukee-Mitchell
10h 46m
2 stops
ONT3:33 pmOntario
Nov 25
ONT5:00 amOntario
6h 34m
1 stop
MKE1:34 pmMilwaukee-Mitchell
$353
United Airlines
Nov 10
MKE2:35 pmMilwaukee-Mitchell
8h 16m
1 stop
ONT8:51 pmOntario
Nov 11
ONT5:00 amOntario
6h 34m
1 stop
MKE1:34 pmMilwaukee-Mitchell
$399

momondo Fare Finder

 
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

Price

Cheapest round-trip
Quickest round-trip

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Mon 12/14

5:45 am-10:10 am

1 stop6h 25m

Ontario

Thu 12/17

5:20 pm-12:45 am

1 stop5h 25m

$279

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Tue 11/10

5:15 am-12:10 pm

1 stop8h 55m

Ontario

Thu 11/12

2:45 pm-10:10 pm

1 stop5h 25m

$279

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Tue 12/15

3:12 pm-8:58 pm

1 stop7h 46m

Ontario

Sat 12/19

10:35 pm-9:24 am

1 stop8h 49m

$279

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Thu 1/7

5:55 am-11:27 am

1 stop7h 32m

Ontario

Mon 1/11

12:00 pm-10:29 pm

1 stop8h 29m

$279

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Mon 12/14

5:15 am-9:20 am

1 stop6h 05m

Ontario

Wed 12/16

1:30 pm-10:45 pm

1 stop7h 15m

$279

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Thu 1/7

5:55 am-11:27 am

1 stop7h 32m

Ontario

Wed 1/13

7:00 am-5:45 pm

1 stop8h 45m

$279

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Tue 11/17

7:05 am-4:19 pm

2 stops11h 14m

Ontario

Sat 11/21

6:30 am-1:59 pm

1 stop5h 29m

$284

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Mon 12/14

7:00 am-3:35 pm

2 stops10h 35m

Ontario

Thu 12/17

5:00 am-1:44 pm

1 stop6h 44m

$284

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Tue 11/10

9:33 am-6:01 pm

2 stops10h 28m

Ontario

Thu 11/12

5:00 am-1:34 pm

1 stop6h 34m

$284

MilwaukeeOntario

MKE Milwaukee-Mitchell - ONT Ontario

MKEONT

Milwaukee-Mitchell

Thu 1/14

2:53 pm-8:37 am

1 stop19h 44m

Ontario

Mon 1/18

6:26 am-3:04 pm

1 stop6h 38m

$315

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 typical price of a round-trip flight between Milwaukee and Ontario?

Prices are currently low for flights on this route.

Typical prices usually range from $410 to $496.
The lowest price recently found on this route was $279.

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 May instead. Flights to Ontario in May, while not as cheap as those in April, still average around $402.

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

$140

Fastest flight time

6h 25m

Direct flights

None
The best one-way flight to Ontario from Milwaukee in the past 72 hours is $140. The best round-trip flight deal from Milwaukee to Ontario found on momondo in the last 72 hours is $279.
The fastest flight from Milwaukee to Ontario takes 6h 25m
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 25m 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
7.3
10,436 reviews
Search United Airlines flights
SouthwestPriceFrom $340Free CancellationRating
7.9
4,224 reviews
Search Southwest flights
American AirlinesPriceFrom $368Free CancellationRating
7.0
12,194 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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