Popular in | July |
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Cheapest in | November |
Round-trip from | $222 |
One-way from | $68 |
Departing on a Monday is a good option for securing a great price. You can expect to save up to 49% when planning your travel around this day of the week.
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 31 days in advance, which can save you up to 80% on flights from Ontario to Chicago compared to booking the week you need them. Waiting 31 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $327. For sooner than that we have options available in the next 3 days from $510.
Due to multiple factors, expect to potentially pay more when booking in March. For low rates, January can be a great choice for travel to Chicago. Flights to Chicago from Ontario in January are about $312 on average during January, but can be found for as low as $135.
Unlike at noon, when flights are generally more expensive, you can save up to 22% on flights from Ontario to Chicago by exploring options for tickets in the evening.
Fly from
Fly to
Budget
$136 - $287
Route
Depart
Return
Price
OntarioChicago Midway
ONT - MDW
ONTMDW
Ontario
sáb. 8/24
1 stop6h 56m
Chicago Midway
mar. 9/10
1 stop7h 18m
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
sáb. 8/24
1 stop6h 12m
Chicago O'Hare Intl
mar. 9/10
1 stop6h 32m
OntarioChicago Midway
ONT - MDW
ONTMDW
Ontario
sáb. 8/24
1 stop6h 56m
Chicago Midway
sáb. 8/31
1 stop6h 26m
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
mar. 9/10
1 stop6h 12m
Chicago O'Hare Intl
mié. 9/18
1 stop6h 51m
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
vie. 8/2
1 stop7h 57m
Chicago O'Hare Intl
dom. 8/4
1 stop5h 24m
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
mié. 8/28
1 stop6h 12m
Chicago O'Hare Intl
mar. 9/3
2 stops18h 15m
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
vie. 8/9
1 stop8h 13m
Chicago O'Hare Intl
mié. 8/14
2 stops11h 59m
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
mar. 7/9
2 stops8h 12m
Chicago O'Hare Intl
jue. 7/11
1 stop8h 10m
OntarioChicago O'Hare Intl
ONT - ORD
ONTORD
Ontario
jue. 10/3
1 stop19h 53m
Chicago O'Hare Intl
mar. 10/8
2 stops16h 12m
CHI Temperature | 23 - 73.4 °F |
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If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).
Comfort
Overall
Crew
Entertainment
Boarding
Food
Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Comfort
Overall
Crew
Entertainment
Boarding
Food
Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Comfort
Overall
Crew
Entertainment
Boarding
Food
Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Comfort
Overall
Crew
Entertainment
Boarding
Food
Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Comfort
Overall
Crew
Entertainment
Boarding
Food
Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Comfort
Overall
Crew
Entertainment
Boarding
Food
Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Spirit Airlines | Cheapest$93 | Average$251 | FlexibilityNo cancel fee | On-time65% |
Frontier | Cheapest$123 | Average$229 | FlexibilityNo cancel fee | On-time62% |
United Airlines | Cheapest$268 | Average$443 | FlexibilityNo cancel fee | On-time69% |
Delta | Cheapest$276 | Average$419 | FlexibilityNo cancel fee | On-timeN/A |
American Airlines | Cheapest$288 | Average$419 | FlexibilityNo cancel fee | On-time71% |
80%of flight departures | Early morningMidnight to 6 am |
---|---|
20%of flight departures | Morning6 am to noon |
0%of flight departures | AfternoonNoon to 6 pm |
0%of flight departures | Evening6 pm to midnight |
Sunday | 1daily flight |
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Monday | 2daily flights |
Tuesday | 2daily flights |
Wednesday | 2daily flights |
Thursday | 2daily flights |
Friday | 2daily flights |
Saturday | 2daily flights |