$120+ Cheap flights from Ontario (ONT) to Midway (MDW)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MDW
Jul 8 — Jul 151
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Midway with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Midway
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Best
Last-minute
One-way
Cheapest flights from Ontario to MidwayExplore the most affordable flight options available from Ontario to Midway. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.
Explore the most affordable flight options available from Ontario to Midway. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.
This Southwest deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1312:50 pm
ONT
- MDW
1 stop8h 30m
Southwest
Sat 8/1510:05 am
MDW
- ONT
2 stops7h 55m
Southwest
Deal found 6/4![Southwest logo]()
$296
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1411:55 pm
ONT
- MDW
Nonstop3h 50m
Southwest
Wed 9/165:25 pm
MDW
- ONT
Nonstop4h 10m
Southwest
Deal found 6/8![Southwest logo]()
$300
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:01 pm
ONT
- MDW
2 stops12h 38m
Delta
Mon 8/241:27 pm
MDW
- ONT
2 stops12h 07m
Delta
Deal found 6/5![Delta logo]()
$301
This Frontier deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/148:17 am
ONT
- MDW
1 stop8h 20m
Frontier
Thu 7/239:27 pm
MDW
- ONT
1 stop13h 10m
Frontier
Deal found 6/4![Frontier logo]()
$302
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:00 pm
ONT
- MDW
1 stop7h 45m
Delta
Mon 11/21:05 pm
MDW
- ONT
2 stops12h 43m
Delta
Deal found 6/5![Delta logo]()
$306
This Frontier deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/18:17 am
ONT
- MDW
1 stop7h 09m
Frontier
Thu 8/69:27 pm
MDW
- ONT
1 stop13h 14m
Frontier
Deal found 6/5![Frontier logo]()
$307
This Frontier deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/58:17 am
ONT
- MDW
1 stop10h 15m
Frontier
Thu 7/99:27 pm
MDW
- ONT
1 stop13h 10m
Frontier
Deal found 6/7![Frontier logo]()
$308
This Southwest deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:55 pm
ONT
- MDW
Nonstop3h 50m
Southwest
Tue 8/186:00 pm
MDW
- ONT
1 stop6h 00m
Southwest
Deal found 6/8![Southwest logo]()
$310
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:01 pm
ONT
- MDW
2 stops13h 16m
Delta
Sat 9/59:59 am
MDW
- ONT
2 stops8h 25m
Delta
Deal found 6/4![Delta logo]()
$311
This Delta deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:00 pm
ONT
- MDW
1 stop8h 36m
Delta
Tue 9/16:05 am
MDW
- ONT
2 stops12h 19m
Delta
Deal found 6/6![Delta logo]()
$314
Best flights from Ontario to MidwayDiscover carefully curated flight deals from Ontario to Midway that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 8, 2026.
Discover carefully curated flight deals from Ontario to Midway that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 8, 2026.
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:01 pm
ONT
- MDW
2 stops12h 38m
Delta
Sat 9/59:59 am
MDW
- ONT
2 stops8h 25m
Delta
Deal found 6/3![Delta logo]()
$301
This Southwest deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:55 pm
ONT
- MDW
Nonstop3h 50m
Southwest
Sun 8/309:25 pm
MDW
- ONT
Nonstop4h 10m
Southwest
Deal found 6/4![Southwest logo]()
$354
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:01 pm
ONT
- MDW
2 stops12h 38m
Delta
Tue 9/86:00 am
MDW
- ONT
1 stop7h 04m
Delta
Deal found 6/4![Delta logo]()
$343
This Southwest deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:50 am
ONT
- MDW
2 stops8h 20m
Southwest
Sat 8/2910:05 am
MDW
- ONT
2 stops7h 55m
Southwest
Deal found 6/4![Southwest logo]()
$364
This Southwest deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1312:50 pm
ONT
- MDW
2 stops8h 30m
Southwest
Sat 8/156:55 am
MDW
- ONT
2 stops9h 20m
Southwest
Deal found 6/3![Southwest logo]()
$384
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:01 pm
ONT
- MDW
2 stops12h 38m
Delta
Sat 8/299:59 am
MDW
- ONT
2 stops8h 25m
Delta
Deal found 6/3![Delta logo]()
$429
This Southwest deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2111:55 pm
ONT
- MDW
Nonstop3h 45m
Southwest
Tue 7/283:50 pm
MDW
- ONT
Nonstop4h 05m
Southwest
Deal found 6/6![Southwest logo]()
$427
This Southwest deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/224:10 pm
ONT
- MDW
1 stop5h 35m
Southwest
Sun 7/265:25 am
MDW
- ONT
1 stop8h 15m
Southwest
Deal found 6/4![Southwest logo]()
$428
This Southwest deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/911:55 pm
ONT
- MDW
Nonstop3h 50m
Southwest
Wed 8/198:20 am
MDW
- ONT
1 stop6h 10m
Southwest
Deal found 6/6![Southwest logo]()
$437
This Southwest deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/25:15 am
ONT
- MDW
2 stops7h 25m
Southwest
Thu 8/68:00 am
MDW
- ONT
2 stops9h 05m
Southwest
Deal found 6/3![Southwest logo]()
$442
Last-minute flights from Ontario to MidwayDiscover last-minute flight deals from Ontario to Midway. Data last updated June 8, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Midway. Data last updated June 8, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/58:17 am
ONT
- MDW
1 stop10h 15m
Frontier
Thu 7/99:27 pm
MDW
- ONT
1 stop13h 10m
Frontier
Deal found 6/7![Frontier logo]()
$308
This Frontier deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/128:17 am
ONT
- MDW
1 stop10h 15m
Frontier
Thu 7/239:27 pm
MDW
- ONT
1 stop13h 10m
Frontier
Deal found 6/4![Frontier logo]()
$331
This Southwest deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1311:55 pm
ONT
- MDW
Nonstop3h 45m
Southwest
Tue 7/217:00 am
MDW
- ONT
1 stop7h 40m
Southwest
Deal found 6/4![Southwest logo]()
$353
This Frontier deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/148:17 am
ONT
- MDW
1 stop8h 20m
Frontier
Thu 7/239:27 pm
MDW
- ONT
1 stop13h 10m
Frontier
Deal found 6/4![Frontier logo]()
$302
This Southwest deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1511:55 pm
ONT
- MDW
Nonstop3h 45m
Southwest
Wed 7/293:50 pm
MDW
- ONT
Nonstop4h 05m
Southwest
Deal found 6/4![Southwest logo]()
$323
This Southwest deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2111:55 pm
ONT
- MDW
Nonstop3h 45m
Southwest
Tue 7/285:25 am
MDW
- ONT
1 stop5h 50m
Southwest
Deal found 6/6![Southwest logo]()
$333
This Frontier deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/268:17 am
ONT
- MDW
1 stop10h 15m
Frontier
Thu 7/309:27 pm
MDW
- ONT
1 stop13h 10m
Frontier
Deal found 6/4![Frontier logo]()
$318
This Frontier deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:17 am
ONT
- MDW
1 stop7h 05m
Frontier
Thu 7/309:27 pm
MDW
- ONT
1 stop13h 10m
Frontier
Deal found 6/7![Frontier logo]()
$336
This Southwest deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2711:55 pm
ONT
- MDW
Nonstop3h 45m
Southwest
Wed 8/55:25 pm
MDW
- ONT
Nonstop4h 10m
Southwest
Deal found 6/5![Southwest logo]()
$343
One-way flights from Ontario to MidwaySearch for one-way flight options from Ontario to Midway. Find affordable one-way fares based on user searches. Data last updated June 8, 2026.
Search for one-way flight options from Ontario to Midway. Find affordable one-way fares based on user searches. Data last updated June 8, 2026.
This CheapOair deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:17 am
ONT
- MDW
1 stop7h 09m
Frontier
Deal found 6/4![Frontier logo]()
$120
This Mytrip deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/148:17 am
ONT
- MDW
1 stop8h 20m
Frontier
Deal found 6/5![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:50 am
ONT
- MDW
2 stops22h 19m
Frontier
Deal found 6/4![Frontier logo]()
$128
This Southwest deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/224:35 pm
ONT
- MDW
1 stop5h 35m
Southwest
Deal found 6/4![Southwest logo]()
$130
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:10 pm
ONT
- MDW
2 stops14h 03m
Delta
Deal found 6/4![Delta logo]()
$135
This Southwest deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/511:55 pm
ONT
- MDW
Nonstop3h 50m
Southwest
Deal found 6/4![Southwest logo]()
$136
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:01 pm
ONT
- MDW
2 stops12h 38m
Delta
Deal found 6/4![Delta logo]()
$140
This Super.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:17 am
ONT
- MDW
1 stop6h 34m
Frontier
Deal found 6/6![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:00 am
ONT
- MDW
2 stops38h 03m
Frontier
Deal found 6/4![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:49 am
ONT
- MDW
2 stops21h 02m
Frontier
Deal found 6/4![Frontier logo]()
$145
Find flight deals from Ontario to Midway
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Midway (MDW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $296 (Southwest) |
One-way from | $120 (CheapOair) |
Popular in | November |
Cheapest in | December |
Average price | $575 |
Good round-trip deal | $430 or less |
Good one-way deal | $238 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Midway 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, Cheapflights users made 2,558,603 searches. Data last updated June 8, 2026.
Use the filters below to find and compare flights from Ontario to Chicago Midway Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Mon 8/31
6:01 pm-8:39 am
2 stops12h 38m
Chicago Midway
Sat 9/5
9:59 am-4:24 pm
2 stops8h 25m
$301
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Wed 9/2
6:01 pm-8:39 am
2 stops12h 38m
Chicago Midway
Tue 9/8
6:00 am-11:04 am
1 stop7h 04m
$343
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Thu 8/27
11:55 pm-5:45 am
Nonstop3h 50m
Chicago Midway
Sun 8/30
9:25 pm-11:35 pm
Nonstop4h 10m
$354
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Wed 8/26
6:50 am-5:10 pm
2 stops8h 20m
Chicago Midway
Sat 8/29
10:05 am-4:00 pm
2 stops7h 55m
$364
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Thu 8/13
12:50 pm-11:20 pm
2 stops8h 30m
Chicago Midway
Sat 8/15
6:55 am-2:15 pm
2 stops9h 20m
$384
Quickest round-trip
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Tue 7/21
11:55 pm-5:40 am
Nonstop3h 45m
Chicago Midway
Tue 7/28
3:50 pm-5:55 pm
Nonstop4h 05m
$427
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Wed 7/22
4:10 pm-11:45 pm
1 stop5h 35m
Chicago Midway
Sun 7/26
5:25 am-11:40 am
1 stop8h 15m
$428
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Tue 8/25
6:01 pm-8:39 am
2 stops12h 38m
Chicago Midway
Sat 8/29
9:59 am-4:24 pm
2 stops8h 25m
$429
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Sun 8/9
11:55 pm-5:45 am
Nonstop3h 50m
Chicago Midway
Wed 8/19
8:20 am-12:30 pm
1 stop6h 10m
$437
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Sun 8/2
5:15 am-2:40 pm
2 stops7h 25m
Chicago Midway
Thu 8/6
8:00 am-3:05 pm
2 stops9h 05m
$442
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Ontario to Midway
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Midway in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Ontario-Chicago Midway Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Chicago Midway Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Chicago Midway Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Chicago Midway Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Chicago Midway Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Ontario to Midway
Have a flexible travel schedule? Discover the best time to fly to Midway from Ontario with our price prediction graph.
ONT-MDW
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Chicago Midway Airport
Prices
Airlines
What is the cheapest month to book a flight from Ontario to Chicago Midway Airport?
Currently, December is the cheapest month in which you can book a flight from Ontario to Chicago Midway Airport (average of $232). Flying from Ontario to Chicago Midway Airport in May is currently the most expensive (average of $686). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ONT to MDW?
Find hourly flight availability from Ontario to Midway. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 8, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Chicago Midway Airport as you normally would.
The best insider tips for Ontario to Chicago Midway Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Ontario to Chicago Midway Airport trip
Our travel experts
Reviews of airlines servicing Midway
Get insights into the airlines that provide service to Midway. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Midway. Reviews last updated June 8, 2026.
See what other customers who have flown with Southwest and Frontier from Ontario to Chicago Midway Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to Midway. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago Midway Airport?
Book flights to Chicago Midway Airport if you plan to visit one of these locationsBenton Harbor
Lansing
Merrillville
Hammond
Porter
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Other flights to Midway
Explore flights to Midway departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 8, 2026.
Ontario and Midway flights
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Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Ontario to Midway
Discover the top 2 airlines that operate flights from Ontario to Midway. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$160 | Average$301 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$263 | Average$531 | FlexibilityNo cancel fee | On-time63% |