Popular in | July |
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Cheapest in | May |
Round-trip from | $238 |
One-way from | $67 |
Wednesday is generally a great day to depart. Flying on this day could help you save up to 44%.
Find a great deal and save up to 60% by booking at least 39 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Chicago to Ontario within the next two weeks, with the cheapest ticket starting at $318.
Due to multiple factors, expect to potentially pay more when booking in March. For low rates, September can be a great choice for travel to Ontario. Flights to Ontario from Chicago in September are about $303 on average during September, but can be found for as low as $64.
Unlike at noon, when flights are generally more expensive, you can save up to 38% on flights from Chicago to Ontario by exploring options for tickets in the evening.
Fly from
Fly to
Budget
$135 - $281
Route
Depart
Return
Price
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Sat 8/17
1 stop7h 48m
Ontario
Wed 8/28
1 stop6h 12m
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Tue 9/10
1 stop6h 32m
Ontario
Tue 9/24
1 stop6h 12m
Chicago MidwayOntario
MDW - ONT
MDWONT
Chicago Midway
Wed 9/4
1 stop6h 26m
Ontario
Tue 9/10
1 stop7h 58m
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Tue 8/20
1 stop6h 32m
Ontario
Mon 8/26
1 stop6h 12m
Chicago MidwayOntario
MDW - ONT
MDWONT
Chicago Midway
Tue 8/20
1 stop22h 09m
Ontario
Wed 8/28
1 stop16h 03m
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Thu 8/22
1 stop15h 36m
Ontario
Wed 8/28
1 stop6h 12m
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Fri 9/20
1 stop5h 49m
Ontario
Mon 9/23
1 stop9h 01m
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Wed 9/4
2 stops10h 09m
Ontario
Tue 9/10
2 stops9h 08m
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Sat 11/2
1 stop12h 35m
Ontario
Tue 11/5
1 stop10h 30m
LAX Temperature | 57.2 - 73.4 °F |
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If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).
Entertainment
Boarding
Food
Overall
Crew
Comfort
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Entertainment
Boarding
Food
Overall
Crew
Comfort
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Entertainment
Boarding
Food
Overall
Crew
Comfort
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Entertainment
Boarding
Food
Overall
Crew
Comfort
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Entertainment
Boarding
Food
Overall
Crew
Comfort
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Entertainment
Boarding
Food
Overall
Crew
Comfort
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$120 | Average$209 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$126 | Average$247 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$276 | Average$398 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$311 | Average$388 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$312 | Average$489 | FlexibilityNo cancel fee | On-time69% |
1%of flight departures | Early morningMidnight to 6 am |
---|---|
33%of flight departures | Morning6 am to noon |
66%of flight departures | AfternoonNoon to 6 pm |
0%of flight departures | Evening6 pm to midnight |
Sunday | 1daily flight |
---|---|
Monday | 3daily flights |
Tuesday | 3daily flights |
Wednesday | 3daily flights |
Thursday | 3daily flights |
Friday | 3daily flights |
Saturday | 3daily flights |