Cheap Flight Tickets from Ontario (ONT) to Chicago (MDW), Starting at $174

Good to Know: Cheapest and Fastest ONT - MDW Flights

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

Cheapest Round Trip Flight

$174

WN Southwest Airlines • nonstop • 5h 45m

Oct 28 – Nov 01

The cheapest round trip flight from Ontario to Chicago (ONT-MDW-ONT) is currently $174

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Cheapest One way Flight

$498

DL Delta Airlines • 1 stop • 13h 56m

Aug 14

The cheapest one way flight from Ontario to Chicago (ONT-MDW) is currently $498

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Cheapest Direct Flight

$174

WN Southwest Airlines • nonstop • 5h 45m

Oct 28

The cheapest nonstop flight from Ontario to Chicago (ONT-MDW) is currently $174

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Fastest Flight

5h 45m

The fastest nonstop flight from Ontario to Chicago (ONT-MDW) takes 5h 45m

Top Airlines Flying from Ontario to Chicago

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

Latest Flight Deals from Ontario (ONT) to Chicago (MDW)

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

Oct 28 - Nov 01, Economy
WN
Ontario → Chicago
5h 45m
11:55 PM - 5:40 AM • nonstop
WN
Ontario → Chicago
7h 10m
7:25 AM - 9:55 AM • nonstop
$174
Southwest Airlines
Oct 28 - Nov 01, Economy
WN
Ontario → Chicago
5h 45m
11:55 PM - 5:40 AM • nonstop
WN
Ontario → Chicago
11h 45m
10:10 AM - 3:15 PM • 2 stops
$182
Southwest Airlines
Oct 28 - Nov 01, Economy
DL
Ontario → Chicago
14h 7m
6:00 AM - 4:47 PM • 2 stops
DL
Ontario → Chicago
16h 59m
6:04 AM - 2:23 PM • 1 stop
$214
Delta Airlines
Oct 28 - Nov 01, Economy
DL
Ontario → Chicago
13h 35m
12:18 PM - 10:33 PM • 1 stop
DL
Ontario → Chicago
16h 59m
6:04 AM - 2:23 PM • 1 stop
$240
Delta Airlines
Oct 28 - Nov 01, Economy
DL
Ontario → Chicago
34h 19m
9:45 AM - 8:44 AM • 2 stops
DL
Ontario → Chicago
16h 59m
6:04 AM - 2:23 PM • 1 stop
$300
Delta Airlines
Oct 28 - Nov 01, Economy
DL
Ontario → Chicago
16h 40m
6:00 AM - 6:00 PM • 2 stops
DL
Ontario → Chicago
16h 59m
6:04 AM - 2:23 PM • 1 stop
$373
Delta Airlines

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

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

FAQs on Ontario to Chicago Flights

What are the airports in Ontario?
ONT
What’s the most popular airline flying from ONT to MDW?
The most popular airline flying from Ontario to Chicago are
Can I fly from ONT to MDW non-stop?
Yes, you can fly ONT to MDW non-stop on
Which airlines fly nonstop between Ontario and Chicago?
The non-stop flights between Ontario and Chicago are .
What’s the earliest departure time from ONT to MDW Airport?
The earliest flight leaves ONT at 6:00 am and lands in MDW - Chicago Midway International
What are the airports in Chicago?
ORD,MDW
Can I make changes to my Ontario to Chicago 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 MDW?
Read the fare rules of the Ontario to Chicago 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 Chicago?
operate flights between Ontario and Chicago
How long does a flight from Ontario to Chicago take?
It takes approximately 4 hour to fly non-stop from ONT to MDW, which is 1705.64 miles by air.
Which airlines provide the cheapest flights from Ontario (ONT) to Chicago (MDW) ?
In the past couple of days, the cheapest tickets to MDW from ONT were found on DL : USD 498
Do I need a passport to fly between ONT and MDW?
No
What’s the latest departure time from ONT to MDW ?
The last flight leaves ONT at 11:55 pm

Essential Information for Booking Flights from Ontario (ONT) - AI Insights

What's the cheapest airline from ont to mdw?
You can find the cheapest flights from Ontario to Chicago Midway International on Southwest Airlines. For a round-trip Business class ticket, you can expect Low Fares during advance booking periods. Booking at least 56 days in advance can help you secure Budget-friendly airfare options.
What's the popular airline to fly from ont to mdw?
Southwest Airlines offers a budget-friendly option for your round-trip Business class flights from Ontario International (ONT) to Chicago Midway International (MDW), with one stop. Booking at least 56 days in advance can help you secure Low Fares on this route.
What's the cheapest day of the week to fly from ont to mdw?
The cheapest day to fly from Ontario International (ONT) to Chicago Midway International (MDW) is Sunday. Flying on Sundays can result in lower fares, making it a budget-friendly option for your round-trip Business class ticket.
What's the cheapest month to fly from ont to mdw?
The cheapest month to fly from Ontario (ONT) to Chicago Midway International (MDW) is December. Flying during this period can result in budget-friendly flights, making it a great time to book your Business class ticket. Consider booking your round trip fare well in advance, at least 56 days prior to your departure date.
Which airline/airlines fly from ont to mdw?
Avianca, Frontier Airlines, Volaris Airline, Southwest Airlines, Delta Airlines, American Airlines, United Airlines, Aeromexico, and JetBlue Airways offer flights from Ontario International Airport to Chicago Midway International Airport.
What is the cheapest airfare from Ontario International to Chicago Midway International for 6 passengers?
The cheapest airfare from Ontario International to Chicago Midway International for 6 passengers can be found on Southwest Airlines (WN), with prices starting at £200 per passenger, making it an affordable option for your round-trip journey.
Can I book my Milwaukee flights in advance and what are the advance booking days?
Yes, you can book your Milwaukee flights in advance. According to our data, advance booking days for flights to Milwaukee are up to 56 days before departure, ensuring you get the best airfare.
How do I find cheapflights on fareleaders.com?
To find cheapflights on fareleaders.com, simply use our airfare comparison tool and enter your travel dates, destination, and number of passengers. Our platform will provide you with the most up-to-date prices and deals.
Is it possible to get awesome deals on flights with airlines like airport?
Yes, it is possible to find amazing deals on flights with airlines like Southwest Airlines (WN). By using our website and comparing prices, you can snag incredible discounts on your next flight.
What is the best way to compare airfares on a website like agencia?
The best way to compare airfares on a website like fareleaders.com is by utilizing our comprehensive airfare comparison tool. Simply enter your travel dates, destination, and number of passengers, and our platform will provide you with the most competitive prices.
When should I plan my July viajar trip for the best fares?
To find the best fares for your July viajar trip, plan ahead and book your flights at least 56 days in advance. Our data suggests that booking early can result in significant savings on airfares.
Can I book my flights through a travel agency like föights?
Yes, you can book your flights through a travel agency like föights. However, it's essential to compare prices and services offered by different agencies to ensure you get the best deal for your needs.

Ontario (ONT) to Chicago (MDW): Airport Information

Origin Airport Ontario International , Ontario, US
Destination Airport Chicago Midway International , Chicago, US
Distance 1706 miles

More Flight Options for Ontario (ONT) and Chicago (MDW)

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