Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Chicago Midway Airport to Los Angeles from $63

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 1/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Chicago Midway Airport to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:30 am - 6:49 pmMDW-ONT
14h 19m1 stop
Frontier Logo
7:54 am - 5:01 pmONT-MDW
7h 07m1 stop
$130Frontier
Find Deal
Thu, Nov 13 - Mon, Nov 17
Frontier Logo
6:30 am - 6:49 pmMDW-ONT
14h 19m1 stop
Frontier Logo
6:53 am - 11:30 amONT-MDW
26h 37m1 stop
$176Frontier
Find Deal
Thu, Nov 6 - Sat, Nov 8
Frontier Logo
6:30 am - 6:49 pmMDW-ONT
14h 19m1 stop
Frontier Logo
7:54 am - 5:01 pmONT-MDW
7h 07m1 stop
$182Frontier
Find Deal
Fri, Nov 7 - Mon, Nov 17
Frontier Logo
12:30 pm - 11:10 amMDW-ONT
24h 40m1 stop
Frontier Logo
8:45 am - 11:30 amONT-MDW
24h 45m1 stop
$196Frontier
Find Deal
Thu, Nov 6 - Wed, Nov 12
Frontier Logo
6:30 am - 6:49 pmMDW-ONT
14h 19m1 stop
Frontier Logo
7:54 am - 5:01 pmONT-MDW
7h 07m1 stop
$198Frontier
Find Deal
Sun, Nov 16 - Mon, Nov 17
Frontier Logo
6:30 am - 6:39 pmMDW-ONT
14h 09m1 stop
Frontier Logo
7:54 am - 5:01 pmONT-MDW
7h 07m1 stop
$206Frontier
Find Deal
Mon, Nov 10 - Mon, Nov 17
Frontier Logo
4:00 pm - 4:21 pmMDW-ONT
26h 21m1 stop
Frontier Logo
3:21 pm - 10:17 pmONT-MDW
28h 56m1 stop
$226Frontier
Find Deal
Thu, Nov 20 - Mon, Nov 24
Frontier Logo
8:05 am - 6:35 pmMDW-ONT
12h 30m1 stop
Frontier Logo
12:04 pm - 11:08 amONT-MDW
21h 04m1 stop
$227Frontier
Find Deal
Thu, Dec 4 - Thu, Dec 11
Frontier Logo
6:30 am - 6:49 pmMDW-ONT
14h 19m1 stop
Frontier Logo
6:45 am - 11:30 amONT-MDW
26h 45m1 stop
$228Frontier
Find Deal
Thu, Nov 6 - Sun, Nov 9
Multiple Airlines Logo
3:31 pm - 11:57 pmMDW-ONT
10h 26m1 stop
Multiple Airlines Logo
5:06 pm - 8:46 amONT-MDW
37h 40m2 stops
$334Multiple Airlines
Find Deal
Mon, Nov 24 - Mon, Dec 1

Frontier flights from Chicago Midway Airport to Ontario

Our best Frontier deals on Chicago Midway Airport to Ontario flight tickets
Frontier
Nov 13
MDW6:30 amChicago Midway
14h 19m
1 stop
ONT6:49 pmOntario
Nov 15
ONT12:05 pmOntario
21h 25m
1 stop
MDW11:30 amChicago Midway
$130
Find similar
Frontier
Nov 6
MDW12:30 pmChicago Midway
24h 40m
1 stop
ONT11:10 amOntario
Nov 8
ONT6:53 amOntario
26h 37m
1 stop
MDW11:30 amChicago Midway
$176
Find similar
Frontier
Nov 7
MDW6:30 amChicago Midway
14h 19m
1 stop
ONT6:49 pmOntario
Nov 13
ONT1:46 pmOntario
20h 51m
1 stop
MDW12:37 pmChicago Midway
$182
Find similar

Southwest flights from Chicago Midway Airport to Ontario

Our best Southwest deals on Chicago Midway Airport to Ontario flight tickets
Southwest
Nov 8
MDW8:25 amChicago Midway
4h 20m
ONT10:45 amOntario
Nov 10
ONT6:50 amOntario
3h 45m
MDW12:35 pmChicago Midway
$579
Find similar
Southwest
Nov 8
MDW8:25 amChicago Midway
4h 20m
ONT10:45 amOntario
Nov 10
ONT2:20 pmOntario
5h 45m
1 stop
MDW10:05 pmChicago Midway
$589
Find similar
Southwest
Nov 8
MDW9:45 amChicago Midway
10h 50m
2 stops
ONT6:35 pmOntario
Nov 10
ONT6:50 amOntario
3h 45m
MDW12:35 pmChicago Midway
$594
Find similar

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 October 26, 2025.
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

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Thu 11/13

6:30 am-6:49 pm

1 stop14h 19m

Ontario

Mon 11/17

7:54 am-5:01 pm

1 stop7h 07m

$130

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Thu 11/6

6:30 am-6:49 pm

1 stop14h 19m

Ontario

Sat 11/8

6:53 am-11:30 am

1 stop26h 37m

$176

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Fri 11/7

6:30 am-6:49 pm

1 stop14h 19m

Ontario

Mon 11/17

7:54 am-5:01 pm

1 stop7h 07m

$182

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Thu 11/6

12:30 pm-11:10 am

1 stop24h 40m

Ontario

Wed 11/12

8:45 am-11:30 am

1 stop24h 45m

$196

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Sun 11/16

6:30 am-6:49 pm

1 stop14h 19m

Ontario

Mon 11/17

7:54 am-5:01 pm

1 stop7h 07m

$198

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Mon 11/10

6:30 am-6:39 pm

1 stop14h 09m

Ontario

Mon 11/17

7:54 am-5:01 pm

1 stop7h 07m

$206

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Thu 11/20

4:00 pm-4:21 pm

1 stop26h 21m

Ontario

Mon 11/24

3:21 pm-10:17 pm

1 stop28h 56m

$226

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Thu 12/4

8:05 am-6:35 pm

1 stop12h 30m

Ontario

Thu 12/11

12:04 pm-11:08 am

1 stop21h 04m

$227

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Thu 11/6

6:30 am-6:49 pm

1 stop14h 19m

Ontario

Sun 11/9

6:45 am-11:30 am

1 stop26h 45m

$228

ChicagoOntario

MDW - ONT

MDWONT

Chicago Midway

Mon 11/24

3:31 pm-11:57 pm

1 stop10h 26m

Ontario

Mon 12/1

5:06 pm-8:46 am

2 stops37h 40m

$334

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Los Angeles from

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 cheapest month to fly to Ontario?

In general, January is the cheapest month to fly from Chicago Midway Airport to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $221. If you aren’t able to travel during the month of January, then book flights to Ontario from Chicago Midway Airport during August instead. Flights to Ontario in August, while not as cheap as those in January, still average around $291.

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 Tuesday when prices can be found for as low as $330. 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 $485.

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

In the evening is the cheapest time of day to fly from Chicago Midway Airport to Ontario when you can find flight prices for as low as $382. Flying to Ontario in the evening 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 morning when prices are $490 on average. Flights to Ontario from Chicago Midway Airport in the morning 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?

As of October 2025, prices for Chicago Midway Airport to Ontario flights are approximately 76% more expensive when compared to flights at the same time last year.

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

$183

Fastest flight time

4h 15m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Ontario

1 airport
The best one-way flight to Ontario from Chicago Midway Airport in the past 72 hours is $183. The best round-trip flight deal from Chicago Midway Airport to Ontario found on momondo in the last 72 hours is $584.
The fastest flight from Chicago Midway Airport to Ontario takes 4h 15m
Direct flights go from Chicago Midway Airport to Ontario on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport near Ontario: Ontario (ONT)
Search flight deals

  • How far is Chicago Midway to Ontario by plane?

    Chicago Midway and Ontario are 1703.8 mi apart from one another. 6h 57m 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
FrontierPriceFrom $153Free CancellationRating
5.8
3,123 reviews
Search Frontier flights
SouthwestPriceFrom $279Free CancellationRating
8.0
4,235 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 $279. Generally, Southwest has 6 flights on this route every week with an average price of $434. 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 11/25
Tue 12/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States