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Cheap flights from Chicago Midway Airport to Los Angeles from $95

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago Midway Airport to Los Angeles departing on 5/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago Midway Airport to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:00 am - 11:36 am
MDW
-
ONT
7h 36m
1 stop
Delta Logo
10:00 pm - 10:00 am
ONT
-
MDW
10h 00m
1 stop
$249Delta
Mon, May 4 - Tue, May 12
Delta Logo
6:00 am - 11:36 am
MDW
-
ONT
7h 36m
1 stop
Delta Logo
10:00 pm - 10:00 am
ONT
-
MDW
10h 00m
1 stop
$250Delta
Mon, May 4 - Tue, May 12
Delta Logo
6:00 am - 11:36 am
MDW
-
ONT
7h 36m
1 stop
Delta Logo
10:00 pm - 10:00 am
ONT
-
MDW
10h 00m
1 stop
$251Delta
Mon, May 4 - Tue, May 12
Delta Logo
12:53 pm - 11:34 pm
MDW
-
ONT
12h 41m
2 stops
Delta Logo
10:00 pm - 10:00 am
ONT
-
MDW
10h 00m
1 stop
$254Delta
Thu, May 28 - Tue, Jun 2
Delta Logo
5:40 am - 11:36 am
MDW
-
ONT
7h 56m
1 stop
Delta Logo
7:05 am - 4:32 pm
ONT
-
MDW
7h 27m
1 stop
$262Delta
Sat, May 2 - Sat, May 9
Delta Logo
5:40 am - 11:36 am
MDW
-
ONT
7h 56m
1 stop
Delta Logo
12:07 pm - 9:09 pm
ONT
-
MDW
7h 02m
1 stop
$263Delta
Sat, May 2 - Sat, May 9
Southwest Logo
5:30 pm - 9:20 pm
MDW
-
ONT
5h 50m
1 stop
Southwest Logo
6:20 am - 5:15 pm
ONT
-
MDW
8h 55m
2 stops
$266Southwest
Sat, May 2 - Sat, May 9
Southwest Logo
6:10 am - 9:50 am
MDW
-
ONT
5h 40m
1 stop
Southwest Logo
9:45 pm - 5:25 am
ONT
-
MDW
5h 40m
1 stop
$268Southwest
Wed, May 27 - Wed, Jun 3
Southwest Logo
10:30 am - 5:50 pm
MDW
-
ONT
9h 20m
2 stops
Southwest Logo
6:20 am - 5:15 pm
ONT
-
MDW
8h 55m
2 stops
$271Southwest
Sat, May 2 - Sat, May 9
Southwest Logo
7:30 am - 11:55 am
MDW
-
ONT
6h 25m
1 stop
Southwest Logo
11:55 pm - 5:40 am
ONT
-
MDW
3h 45mnonstop
$273Southwest
Wed, May 27 - Wed, Jun 3

Delta flights from Chicago Midway Airport to Ontario

Our best Delta deals on Chicago Midway Airport to Ontario flight tickets
Delta
May 4
MDW6:00 amChicago Midway
7h 36m
1 stop
ONT11:36 amOntario
May 12
ONT10:00 pmOntario
10h 00m
1 stop
MDW10:00 amChicago Midway
$249
Delta
May 4
MDW6:00 amChicago Midway
7h 36m
1 stop
ONT11:36 amOntario
May 12
ONT10:00 pmOntario
10h 00m
1 stop
MDW10:00 amChicago Midway
$250
Delta
May 4
MDW6:00 amChicago Midway
7h 36m
1 stop
ONT11:36 amOntario
May 12
ONT10:00 pmOntario
10h 00m
1 stop
MDW10:00 amChicago Midway
$251

Frontier flights from Chicago Midway Airport to Ontario

Our best Frontier deals on Chicago Midway Airport to Ontario flight tickets
Frontier
Apr 30
MDW8:25 amChicago Midway
9h 05m
1 stop
ONT3:30 pmOntario
May 4
ONT5:33 pmOntario
15h 36m
2 stops
MDW11:09 amChicago Midway
$284
Frontier
May 1
MDW3:29 pmChicago Midway
26h 11m
1 stop
ONT3:40 pmOntario
May 4
ONT5:33 pmOntario
18h 39m
2 stops
MDW2:12 pmChicago Midway
$305
Frontier
May 15
MDW6:00 amChicago Midway
30h 05m
2 stops
ONT10:05 amOntario
May 29
ONT8:03 amOntario
28h 09m
1 stop
MDW2:12 pmChicago Midway
$334

momondo Fare Finder

 
Customize your flight search to find flights from Chicago Midway Airport to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 15, 2026.
Use the filters below to find and compare flights from Chicago Midway Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Mon 5/4

6:00 am-11:36 am

1 stop7h 36m

Ontario

Tue 5/12

10:00 pm-10:00 am

1 stop10h 00m

$249

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Mon 5/4

6:00 am-11:36 am

1 stop7h 36m

Ontario

Tue 5/12

10:00 pm-10:00 am

1 stop10h 00m

$250

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Mon 5/4

6:00 am-11:36 am

1 stop7h 36m

Ontario

Tue 5/12

10:00 pm-10:00 am

1 stop10h 00m

$251

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Thu 5/28

12:53 pm-11:34 pm

2 stops12h 41m

Ontario

Tue 6/2

10:00 pm-10:00 am

1 stop10h 00m

$254

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Sat 5/2

5:40 am-11:36 am

1 stop7h 56m

Ontario

Sat 5/9

7:05 am-4:32 pm

1 stop7h 27m

$262

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Sat 5/2

5:40 am-11:36 am

1 stop7h 56m

Ontario

Sat 5/9

12:07 pm-9:09 pm

1 stop7h 02m

$263

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Sat 5/2

5:30 pm-9:20 pm

1 stop5h 50m

Ontario

Sat 5/9

6:20 am-5:15 pm

2 stops8h 55m

$266

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Wed 5/27

6:10 am-9:50 am

1 stop5h 40m

Ontario

Wed 6/3

9:45 pm-5:25 am

1 stop5h 40m

$268

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Sat 5/2

10:30 am-5:50 pm

2 stops9h 20m

Ontario

Sat 5/9

6:20 am-5:15 pm

2 stops8h 55m

$271
Quickest round-trip

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Wed 5/27

7:30 am-11:55 am

1 stop6h 25m

Ontario

Wed 6/3

11:55 pm-5:40 am

Nonstop3h 45m

$273

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 Chicago Midway Airport 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 Chicago Midway Airport and Ontario?

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Wednesday when prices can be found for as low as $434. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Chicago Midway Airport to Ontario for around $601.

What is the cheapest time of day to depart on your flight to Ontario?

At noon is the cheapest time of day to fly from Chicago Midway Airport to Ontario when you can find flight prices for as low as $379. Flying to Ontario at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $542 on average. Flights to Ontario from Chicago Midway Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Chicago Midway to Ontario flight route?

Fly from Chicago Midway to Ontario for the best Chicago Midway - Ontario flight prices

What cabin class options are available on Chicago Midway to Ontario flights?

There is only 1 cabin class available to choose from on Chicago Midway to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago Midway Airport to Ontario flights?

No. A direct flight is the cheapest option for a flight between Chicago Midway Airport to Ontario.

How have Chicago Midway Airport to Ontario flight prices changed over time?

When to book flights from Chicago Midway Airport to Ontario

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

Cheap Chicago Midway Airport to Ontario (MDW to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago Midway Airport to Ontario

Best Price Found

$339

Fastest flight time

4h 05m

Direct flights

Every day

Airports in Ontario

1 airport
The best one-way flight to Ontario from Chicago Midway Airport in the past 72 hours is $339. The best round-trip flight deal from Chicago Midway Airport to Ontario found on momondo in the last 72 hours is $386.
The fastest flight from Chicago Midway Airport to Ontario takes 4h 05m
Direct flights go from Chicago Midway Airport to Ontario every day.
There is 1 airport in Ontario. From Chicago Midway Airport there are direct flights to Ontario (ONT).
Search flight deals

Frequently asked questions about flying from Chicago Midway Airport to Ontario

  • How far is Chicago Midway to Ontario by plane?

    Chicago Midway and Ontario are 1703.8 mi apart from one another. 4h 05m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Chicago Midway Airport to Ontario Airport?

    Prices for flights from Chicago Midway Airport to Ontario Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Chicago Midway Airport to Ontario Airport?

  • How old do you have to be to fly from Chicago Midway Airport to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago Midway Airport to Ontario Airport.

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

    The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago Midway Airport to Ontario?

  • What is the most popular airline from Chicago Midway Airport to Ontario?

Best airlines flying from Chicago Midway Airport to Ontario

Compare and see reviews for airlines that fly from Chicago Midway Airport to Ontario with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $300Free CancellationRating
8.0
4,331 reviews
Search Southwest flights

  • Southwest Flights From Chicago Midway Airport to Ontario

    The lowest priced Southwest flight from Chicago Midway Airport to Ontario from the last 72 hours was $300. Generally, Southwest has 5 flights on this route every week with an average price of $511. Southwest is rated 8.0/10 by our users.

Why use momondo?

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

Finding the right flight to Ontario from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

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

Flights from Chicago to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Chicago to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Chicago and alert you when they change.

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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