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Low fare calendar for flights from Ontario (ONT) to Chicago (ORD)

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from
$833*
Viewed:7 hours ago
Economy
Return date12/01/19
26
No available fares
27
from
$650*
Viewed:2 hours ago
Economy
Return date12/02/19
28
No available fares
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No available fares
30
No available fares
Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Looking for additional flights from Ontario to Chicago?

FromToDatesFare TypePrice

Ontario (ONT)

Chicago (ORD)

Depart: 12/13/19

01/05/20

Roundtrip
from
$349*
Viewed:22hoursago

Ontario (ONT)

Chicago (ORD)

Depart: 12/05/19

12/15/19

Roundtrip
from
$274*
Viewed:22hoursago

Ontario (ONT)

Chicago (ORD)

Depart: 12/02/19

12/03/19

Roundtrip
from
$480*
Viewed:2hoursago

Ontario (ONT)

Chicago (ORD)

Depart: 11/27/19

12/02/19

Roundtrip
from
$650*
Viewed:1hourago

Ontario (ONT)

Chicago (ORD)

Depart: 02/27/20

03/12/20

Roundtrip
from
$379*
Viewed:1hourago

Ontario (ONT)

Chicago (ORD)

Depart: 02/28/20

03/13/20

Roundtrip
from
$413*
Viewed:1hourago

Ontario (ONT)

Chicago (ORD)

Depart: 12/07/19

12/21/19

Roundtrip
from
$606*
Viewed:1hourago

Ontario (ONT)

Chicago (ORD)

Depart: 12/13/19

12/27/19

Roundtrip
from
$727*
Viewed:1hourago

Ontario (ONT)

Chicago (ORD)

Depart: 12/28/19

01/11/20

Roundtrip
from
$575*
Viewed:1hourago

Ontario (ONT)

Chicago (ORD)

Depart: 02/28/20

03/06/20

Roundtrip
from
$413*
Viewed:1hourago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Chicago

Tuesday overcast clouds
40°F 11/19/19
Wednesday few clouds
42°F 11/20/19
Thursday moderate rain
51°F 11/21/19
Friday sky is clear
34°F 11/22/19
Saturday sky is clear
37°F 11/23/19
Sunday sky is clear
39°F 11/24/19
Monday sky is clear
44°F 11/25/19
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