American Airlines Flight 4595 Deals & Information (2026/2027)

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American Airlines Flight 4595 Route Deals From $92

The cheapest prices found with in the last 7 days for return flights were $176 and $92 for one-way flights to Lambert-St. Louis Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$176 Roundtrip, found 4 days ago
$176
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $176 found 4 days ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$176 Roundtrip, found 4 days ago
$176
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $176 found 4 days ago
Tue, Feb 10 - Thu, Feb 12
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$185 Roundtrip, found 10 hours ago
$185
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Tue, Feb 10 from O'Hare Intl. to Lambert-St. Louis Intl., returning Thu, Feb 12, priced at $185 found 10 hours ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$197 Roundtrip, found 4 days ago
$197
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $197 found 4 days ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$197 Roundtrip, found 4 days ago
$197
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $197 found 4 days ago
Tue, Mar 24 - Fri, Mar 27
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$234 Roundtrip, found 13 hours ago
$234
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Tue, Mar 24 from O'Hare Intl. to Lambert-St. Louis Intl., returning Fri, Mar 27, priced at $234 found 13 hours ago
Tue, Feb 10 - Thu, Feb 12
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$242 Roundtrip, found 10 hours ago
$242
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Tue, Feb 10 from O'Hare Intl. to Lambert-St. Louis Intl., returning Thu, Feb 12, priced at $242 found 10 hours ago