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Cheapest Flights from Ontario (ONT) to Chicago (ORD)
The cheapest flights to O'Hare Intl. found within the past 7 days were CA $558 round trip and CA $265 one way. Prices and availability subject to change. Additional terms may apply.
Mon., 16 Dec. - Mon., 23 Dec.
ONT
Ontario
ORD
Chicago
CA $558 Roundtrip, found 1 day ago
CA $558
Roundtrip
found 1 day ago
Thu., 19 Jun. - Mon., 23 Jun.
ONT
Ontario
ORD
Chicago
CA $607 Roundtrip, found 1 day ago
CA $607
Roundtrip
found 1 day ago
Thu., 19 Jun. - Mon., 23 Jun.
ONT
Ontario
ORD
Chicago
CA $686 Roundtrip, found 1 day ago
CA $686
Roundtrip
found 1 day ago
Thu., 19 Jun. - Mon., 23 Jun.
ONT
Ontario
ORD
Chicago
CA $689 Roundtrip, found 1 day ago
CA $689
Roundtrip
found 1 day ago
Sat., 21 Dec. - Tue., 24 Dec.
ONT
Ontario
ORD
Chicago
CA $722 Roundtrip, found 1 day ago
CA $722
Roundtrip
found 1 day ago
Fri., 20 Dec. - Tue., 24 Dec.
ONT
Ontario
ORD
Chicago
CA $725 Roundtrip, found 1 day ago
CA $725
Roundtrip
found 1 day ago
Sat., 21 Dec. - Sat., 28 Dec.
ONT
Ontario
ORD
Chicago
CA $752 Roundtrip, found 6 days ago
CA $752
Roundtrip
found 6 days ago
Sat., 21 Dec. - Sun., 22 Dec.
ONT
Ontario
ORD
Chicago
CA $757 Roundtrip, found 1 day ago
CA $757
Roundtrip
found 1 day ago
Fri., 20 Dec. - Sun., 22 Dec.
ONT
Ontario
ORD
Chicago
CA $760 Roundtrip, found 1 day ago
CA $760
Roundtrip
found 1 day ago
Sat., 21 Dec. - Sat., 28 Dec.
ONT
Ontario
ORD
Chicago
CA $766 Roundtrip, found 6 days ago
CA $766
Roundtrip
found 6 days ago
Frequently asked questions
Popular Flight Routes from Ontario (ONT)
Travelers at ONT love to visit these top cities. Roam to the top destinations from Ontario (ONT) today with the cheap prices from Travelocity!
Popular Flight Routes from Chicago (ORD)
Travelers at ORD love to visit these top cities. Roam to the top destinations from Chicago(ORD) today with the cheap prices from Travelocity!
Most Popular
Flights
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