American Airlines Flights to Illinois

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CA $177 - American Airlines Flights to Illinois

The cheapest flights to Illinois found within the past 7 days were CA $177, one way and CA $273 round trip. Prices and availability subject to change. Additional terms may apply.

Tue, Oct 28 - Sat, Nov 1
YYC
Calgary Intl.
ORD
O'Hare Intl.
CA $273 Roundtrip, found 14 hours ago
CA $273
Roundtrip
found 14 hours ago
Select American Airlines flight, departing Tue, Oct 28 from Calgary Intl. to O'Hare Intl., returning Sat, Nov 1, priced at CA $273 found 14 hours ago
Tue, Oct 28 - Sat, Nov 1
YYC
Calgary Intl.
ORD
O'Hare Intl.
CA $281 Roundtrip, found 14 hours ago
CA $281
Roundtrip
found 14 hours ago
Select American Airlines flight, departing Tue, Oct 28 from Calgary Intl. to O'Hare Intl., returning Sat, Nov 1, priced at CA $281 found 14 hours ago
Mon, Oct 27 - Mon, Nov 3
YYC
Calgary Intl.
ORD
O'Hare Intl.
CA $339 Roundtrip, found 1 day ago
CA $339
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Oct 27 from Calgary Intl. to O'Hare Intl., returning Mon, Nov 3, priced at CA $339 found 1 day ago
Tue, Oct 28 - Sat, Nov 1
YYC
Calgary Intl.
ORD
O'Hare Intl.
CA $354 Roundtrip, found 14 hours ago
CA $354
Roundtrip
found 14 hours ago
Select American Airlines flight, departing Tue, Oct 28 from Calgary Intl. to O'Hare Intl., returning Sat, Nov 1, priced at CA $354 found 14 hours ago
Tue, Oct 21 - Tue, Oct 28
YYC
Calgary Intl.
STL
Lambert-St. Louis Intl.
CA $582 Roundtrip, found 5 days ago
CA $582
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Oct 21 from Calgary Intl. to Lambert-St. Louis Intl., returning Tue, Oct 28, priced at CA $582 found 5 days ago
American Airlines Airports
Hop on a(n) American Airlines flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
DFWUSADallas-Fort Worth Intl.599
CLTUSACharlotte-Douglas Intl.536
ORDUSAO'Hare Intl.317
PHLUSAPhiladelphia Intl.247
MIAUSAMiami Intl.193
DCAUSARonald Reagan Washington National152
PHXUSASky Harbor Intl.141
LAXUSALos Angeles Intl.81
LGAUSALaGuardia72
BOSUSALogan Intl.57