Popular in | March |
---|---|
Cheapest in | November |
Round-trip from | $238 |
One-way from | $69 |
Wednesday is generally a great day to depart. Flying on this day could help you save up to 50%.
Find a great deal and save up to 54% by booking at least 49 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 $277.
Due to multiple factors, expect to potentially pay more when booking in June. For low rates, January can be a great choice for travel to Ontario. Flights to Ontario from Chicago in January are about $296 on average during January, but can be found for as low as $90.
Unlike at noon, when flights are generally more expensive, you can save up to 32% on flights from Chicago to Ontario by exploring options for tickets in the evening.
Fly from
Fly to
Budget
$111 - $174
Route
Depart
Return
Price
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Sat 4/27
1 stop7h 32m
Ontario
Mon 4/29
1 stop21h 57m
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Wed 4/17
1 stop7h 32m
Ontario
Thu 4/18
1 stop15h 40m
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Sat 4/27
1 stop7h 32m
Ontario
Tue 4/30
1 stop12h 41m
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Fri 5/3
1 stop13h 59m
Ontario
Sat 5/4
1 stop21h 57m
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Sat 4/27
1 stop7h 32m
Ontario
Mon 4/29
1 stop10h 34m
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Sat 4/13
1 stop7h 32m
Ontario
Sat 4/27
1 stop8h 41m
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Wed 4/17
1 stop7h 32m
Ontario
Thu 4/18
2 stops14h 36m
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Thu 5/2
1 stop13h 59m
Ontario
Sun 5/5
2 stops18h 06m
Chicago O'Hare IntlOntario
ORD - ONT
ORDONT
Chicago O'Hare Intl
Fri 4/19
2 stops12h 27m
Ontario
Thu 4/25
1 stop22h 00m
Currently, October is the cheapest month in which you can book a flight from Chicago to Ontario (average of $238). Flying from Chicago to Ontario in June is currently the most expensive (average of $357). 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.
January
$271
February
$287
March
$281
April
$306
May
$282
June
$357
July
$332
August
$288
September
$258
October
$238
November
$268
December
$271
LAX Temperature | 57.2 - 73.4 °F |
---|
Comfort
Food
Entertainment
Overall
Crew
Boarding
Reviews
This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.
Comfort
Food
Entertainment
Overall
Crew
Boarding
Reviews
This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.
Comfort
Food
Entertainment
Overall
Crew
Boarding
Reviews
This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.
Comfort
Food
Entertainment
Overall
Crew
Boarding
Reviews
This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.
Comfort
Food
Entertainment
Overall
Crew
Boarding
Reviews
This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.
Comfort
Food
Entertainment
Overall
Crew
Boarding
Reviews
This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.
0%of flight departures | Early morningMidnight to 6 am |
---|---|
100%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 |
---|---|
Monday | 3daily flights |
Tuesday | 3daily flights |
Wednesday | 3daily flights |
Thursday | 3daily flights |
Friday | 3daily flights |
Saturday | 3daily flights |
Deals for Chicago to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Chicago to Ontario.
Yes, we can. To see specific flights from Chicago to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Not ready to book yet? You can track prices for flights from Chicago to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.