American Airlines Flight 4457 Deals & Information (2026/2027)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

American Airlines Flight 4457 Route Deals From $79

The cheapest prices found with in the last 7 days for return flights were $161 and $79 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 12 - Thu, Aug 13
MEM
Memphis Intl.
ORD
O'Hare Intl.
$161 Roundtrip, found 6 hours ago
$161
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Wed, Aug 12 from Memphis Intl. to O'Hare Intl., returning Thu, Aug 13, priced at $161 found 6 hours ago
Sat, Aug 29 - Tue, Sep 1
MEM
Memphis Intl.
ORD
O'Hare Intl.
$197 Roundtrip, found 7 hours ago
$197
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Sat, Aug 29 from Memphis Intl. to O'Hare Intl., returning Tue, Sep 1, priced at $197 found 7 hours ago
Thu, Aug 20 - Sat, Aug 22
MEM
Memphis Intl.
ORD
O'Hare Intl.
$211 Roundtrip, found 7 hours ago
$211
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Thu, Aug 20 from Memphis Intl. to O'Hare Intl., returning Sat, Aug 22, priced at $211 found 7 hours ago
Wed, Aug 12 - Thu, Aug 13
MEM
Memphis Intl.
ORD
O'Hare Intl.
$216 Roundtrip, found 6 hours ago
$216
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Wed, Aug 12 from Memphis Intl. to O'Hare Intl., returning Thu, Aug 13, priced at $216 found 6 hours ago
Thu, Sep 17 - Sat, Sep 19
MEM
Memphis Intl.
ORD
O'Hare Intl.
$221 Roundtrip, found 1 day ago
$221
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Sep 17 from Memphis Intl. to O'Hare Intl., returning Sat, Sep 19, priced at $221 found 1 day ago
Sat, Aug 29 - Tue, Sep 1
MEM
Memphis Intl.
ORD
O'Hare Intl.
$225 Roundtrip, found 7 hours ago
$225
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Sat, Aug 29 from Memphis Intl. to O'Hare Intl., returning Tue, Sep 1, priced at $225 found 7 hours ago
Wed, Aug 12 - Sat, Aug 15
MEM
Memphis Intl.
ORD
O'Hare Intl.
$231 Roundtrip, found 7 hours ago
$231
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Wed, Aug 12 from Memphis Intl. to O'Hare Intl., returning Sat, Aug 15, priced at $231 found 7 hours ago
Sat, Aug 29 - Tue, Sep 1
MEM
Memphis Intl.
ORD
O'Hare Intl.
$233 Roundtrip, found 7 hours ago
$233
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Sat, Aug 29 from Memphis Intl. to O'Hare Intl., returning Tue, Sep 1, priced at $233 found 7 hours ago