Cheap Flight Tickets from Milwaukee (MKE) to Ontario (ONT), Starting at $283

Good to Know: Cheapest and Fastest MKE - ONT Flights

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

Cheapest Round Trip Flight

$283

AS Alaska Airlines • 1 stop • 16h 52m

Jun 24 – Jun 26

The cheapest round trip flight from Milwaukee to Ontario (MKE-ONT-MKE) is currently $283

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Fastest Flight

9h 10m

The fastest nonstop flight from Milwaukee to Ontario (MKE-ONT) takes 9h 10m

Top Airlines Flying from Milwaukee to Ontario

Southwest Airlines-WN

Southwest Airlines

Alaska Airlines -AS

Alaska Airlines

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

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

Jun 24 - Jun 26, Economy
AS
Milwaukee → Ontario
16h 52m
2:59 PM - 11:11 PM • 1 stop
AS
Milwaukee → Ontario
15h 12m
12:47 PM - 11:59 PM • 1 stop
$283
Alaska Airlines
Jun 24 - Jun 26, Economy
WN
Milwaukee → Ontario
9h 15m
6:20 PM - 10:15 PM • 1 stop
WN
Milwaukee → Ontario
8h 50m
2:55 PM - 10:25 PM • 1 stop
$679
Southwest Airlines
Jun 24 - Jun 26, Economy
WN
Milwaukee → Ontario
9h 10m
6:55 PM - 10:45 PM • 1 stop
WN
Milwaukee → Ontario
8h 50m
2:55 PM - 10:25 PM • 1 stop
$679
Southwest Airlines
Jun 24 - Jun 26, Economy
WN
Milwaukee → Ontario
12h 15m
7:20 AM - 12:55 PM • 2 stops
WN
Milwaukee → Ontario
9h 15m
5:05 AM - 1:00 PM • 1 stop
$680
Southwest Airlines
Jun 24 - Jun 26, Economy
WN
Milwaukee → Ontario
11h 45m
6:25 AM - 11:30 AM • 1 stop
WN
Milwaukee → Ontario
8h 50m
2:55 PM - 10:25 PM • 1 stop
$760
Southwest Airlines

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

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

FAQs on Milwaukee to Ontario Flights

What are the airports in Milwaukee?
MKE
What’s the most popular airline flying from MKE to ONT?
The most popular airline flying from Milwaukee to Ontario are
Can I fly from MKE to ONT non-stop?
NO
Which airlines fly nonstop between Milwaukee and Ontario?
The non-stop flights between Milwaukee and Ontario are .
What’s the earliest departure time from MKE to ONT Airport?
The earliest flight leaves MKE at 6:25 am and lands in ONT - Ontario International
What are the airports in Ontario?
ONT
Can I make changes to my Milwaukee to Ontario 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 MKE to ONT?
Read the fare rules of the Milwaukee to Ontario 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 Milwaukee and Ontario?
operate flights between Milwaukee and Ontario
How long does a flight from Milwaukee to Ontario take?
It takes approximately 4 hour to fly non-stop from MKE to ONT, which is 1711.86 miles by air.
Which airlines provide the cheapest flights from Milwaukee (MKE) to Ontario (ONT) ?
In the past couple of days, the cheapest tickets to ONT from MKE were found on WN : USD 679
Do I need a passport to fly between MKE and ONT?
No
What’s the latest departure time from MKE to ONT ?
The last flight leaves MKE at 6:55 pm

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

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

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