For business travelers, ONT offers a smooth security process, often quicker than LAX, making it ideal for weekday commutes.
Round-trip from | $261 (CheapOair) |
---|---|
One-way from | $61 (Priceline) |
Popular in | March |
Cheapest in | November |
Average price | $346 |
Good round-trip deal | $422 or less |
Good one-way deal | $218 or less |
Fly from
Fly to
Route
Depart
Return
Price
OntarioChicago
ONT - ORD
ONTORD
Ontario
Tue 7/15
12:59 am-12:10 am
1 stop21h 11m
Chicago O'Hare Intl
Thu 7/24
5:20 am-11:50 pm
2 stops44h 30m
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Fri 8/1
8:09 pm-1:50 pm
1 stop15h 41m
Chicago Midway
Fri 8/8
12:35 pm-9:09 am
1 stop22h 34m
OntarioChicago
ONT - ORD
ONTORD
Ontario
Tue 8/5
6:15 am-3:45 pm
1 stop7h 30m
Chicago O'Hare Intl
Tue 8/5
5:08 pm-10:34 pm
1 stop7h 26m
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Thu 8/14
5:20 am-2:45 pm
2 stops7h 25m
Chicago Midway
Thu 8/21
8:20 pm-10:30 pm
Nonstop4h 10m
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Tue 10/14
12:00 pm-9:44 pm
1 stop7h 44m
Chicago Midway
Tue 10/21
1:05 pm-7:42 pm
1 stop8h 37m
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Mon 9/22
12:19 pm-8:52 pm
1 stop6h 33m
OntarioChicago
ONT - ORD
ONTORD
Ontario
Mon 9/22
12:19 pm-11:58 pm
1 stop9h 39m
OntarioChicago
ONT - ORD
ONTORD
Ontario
Wed 7/30
7:22 pm-2:13 pm
1 stop16h 51m
OntarioChicago
ONT - MDW
ONTMDW
Ontario
Wed 9/3
11:55 am-5:45 pm
Nonstop3h 50m
The best time to book flights from Ontario to Chicago is 79 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, August is the cheapest month in which you can book a flight from Ontario to Chicago (average of $245). Flying from Ontario to Chicago in March is currently the most expensive (average of $321). 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.
Unlike at noon, when flights are generally more expensive, you can save up to 54% on flights from Ontario to Chicago by exploring options for tickets in the evening.
Travelers seeking maximum savings on their Ontario to Chicago flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Merlyn,Feb 2025
LAX - SMF
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Merlyn,Feb 2025
LAX - SMF
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Merlyn,Feb 2025
LAX - SMF
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Merlyn,Feb 2025
LAX - SMF
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Merlyn,Feb 2025
LAX - SMF
Entertainment
Food
Overall
Crew
Comfort
Boarding
Reviews
Merlyn,Feb 2025
LAX - SMF
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$99 | Average$217 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$108 | Average$179 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$227 | Average$369 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$237 | Average$443 | FlexibilityNo cancel fee | On-time63% | |
Cheapest$241 | Average$398 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$246 | Average$419 | FlexibilityNo cancel fee | On-time71% |