Cheap Flight Tickets from Ontario (ONT) to Milwaukee (MKE), Starting at $266

Good to Know: Cheapest and Fastest ONT - MKE Flights

Useful information for finding best airline tickets from Ontario International to General Mitchell International on your next trip.

Cheapest Round Trip Flight

$266

WN Southwest Airlines • 1 stop • 8h 45m

Oct 03 – Oct 12

The cheapest round trip flight from Ontario to Milwaukee (ONT-MKE-ONT) is currently $266

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Cheapest One way Flight

$421

WN Southwest Airlines • 1 stop • 8h 45m

Aug 27

The cheapest one way flight from Ontario to Milwaukee (ONT-MKE) is currently $421

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Fastest Flight

8h 45m

The fastest nonstop flight from Ontario to Milwaukee (ONT-MKE) takes 8h 45m

Latest Flight Deals from Ontario (ONT) to Milwaukee (MKE)

Compare and book low fare round-trip air tickets from Ontario to Milwaukee. Ideal for travelers with confirmed return itineraries.

Oct 03 - Oct 12, Economy
WN
Ontario → Milwaukee
8h 45m
5:45 AM - 1:10 PM • 1 stop
WN
Ontario → Milwaukee
10h 35m
5:45 AM - 10:20 AM • 1 stop
$266
Southwest Airlines
Oct 03 - Oct 12, Economy
WN
Ontario → Milwaukee
8h 55m
12:45 PM - 8:20 PM • 1 stop
WN
Ontario → Milwaukee
9h 5m
8:00 PM - 11:45 PM • 1 stop
$266
Southwest Airlines
Oct 03 - Oct 12, Economy
WN
Ontario → Milwaukee
13h 55m
11:10 AM - 9:45 PM • 1 stop
WN
Ontario → Milwaukee
9h 5m
6:30 PM - 10:15 PM • 1 stop
$266
Southwest Airlines
Oct 03 - Oct 12, Economy
DL
Ontario → Milwaukee
13h 46m
7:05 AM - 5:31 PM • 1 stop
DL
Ontario → Milwaukee
45h 50m
7:05 AM - 8:55 AM • 1 stop
$358
Delta Airlines
Oct 03 - Oct 12, Economy
DL
Ontario → Milwaukee
24h 3m
7:05 AM - 11:48 PM • 1 stop
DL
Ontario → Milwaukee
12h 16m
5:30 AM - 11:06 AM • 1 stop
$496
Delta Airlines
Oct 03 - Oct 12, Economy
DL
Ontario → Milwaukee
19h 9m
7:05 AM - 8:54 PM • 1 stop
DL
Ontario → Milwaukee
12h 16m
5:30 AM - 11:06 AM • 1 stop
$496
Delta Airlines

Fly from Ontario to Milwaukee with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Ontario to Milwaukee? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Ontario to Milwaukee Flights

What are the airports in Ontario?
ONT
What’s the most popular airline flying from ONT to MKE?
The most popular airline flying from Ontario to Milwaukee are
Can I fly from ONT to MKE non-stop?
NO
Which airlines fly nonstop between Ontario and Milwaukee?
The non-stop flights between Ontario and Milwaukee are .
What’s the earliest departure time from ONT to MKE Airport?
The earliest flight leaves ONT at 5:40 am and lands in MKE - General Mitchell International
What are the airports in Milwaukee?
MKE
Can I make changes to my Ontario to Milwaukee flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ONT to MKE?
Read the fare rules of the Ontario to Milwaukee air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Ontario and Milwaukee?
operate flights between Ontario and Milwaukee
How long does a flight from Ontario to Milwaukee take?
It takes approximately 4 hour to fly non-stop from ONT to MKE, which is 1711.86 miles by air.
Which airlines provide the cheapest flights from Ontario (ONT) to Milwaukee (MKE) ?
In the past couple of days, the cheapest tickets to MKE from ONT were found on WN : USD 421
Do I need a passport to fly between ONT and MKE?
No
What’s the latest departure time from ONT to MKE ?
The last flight leaves ONT at 2:00 pm

Ontario (ONT) to Milwaukee (MKE): Airport Information

Origin Airport Ontario International , Ontario, US
Destination Airport General Mitchell International , Milwaukee, US
Distance 1712 miles

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