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

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American Airlines Flight 4595 Route Deals From $90

The cheapest prices found with in the last 7 days for return flights were $176 and $90 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 6 days ago
$176
Roundtrip
found 6 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 6 days ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$176 Roundtrip, found 6 days ago
$176
Roundtrip
found 6 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 6 days ago
Tue, Feb 24 - Wed, Feb 25
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$184 Roundtrip, found 1 day ago
$184
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Feb 24 from O'Hare Intl. to Lambert-St. Louis Intl., returning Wed, Feb 25, priced at $184 found 1 day ago
Tue, Feb 24 - Wed, Feb 25
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$192 Roundtrip, found 1 day ago
$192
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Feb 24 from O'Hare Intl. to Lambert-St. Louis Intl., returning Wed, Feb 25, priced at $192 found 1 day ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$197 Roundtrip, found 6 days ago
$197
Roundtrip
found 6 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 6 days ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$197 Roundtrip, found 6 days ago
$197
Roundtrip
found 6 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 6 days ago
Tue, Feb 10 - Thu, Feb 12
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$209 Roundtrip, found 19 hours ago
$209
Roundtrip
found 19 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 $209 found 19 hours ago
Thu, Apr 16 - Sat, Apr 18
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$213 Roundtrip, found 2 days ago
$213
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Apr 16 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sat, Apr 18, priced at $213 found 2 days ago
Wed, Feb 25 - Fri, Feb 27
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$215 Roundtrip, found 1 day ago
$215
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Feb 25 from O'Hare Intl. to Lambert-St. Louis Intl., returning Fri, Feb 27, priced at $215 found 1 day ago
Thu, Apr 16 - Sat, Apr 18
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$219 Roundtrip, found 2 days ago
$219
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Apr 16 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sat, Apr 18, priced at $219 found 2 days ago
Thu, Apr 16 - Sat, Apr 18
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$223 Roundtrip, found 2 days ago
$223
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Apr 16 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sat, Apr 18, priced at $223 found 2 days ago
Wed, Feb 25 - Sat, Feb 28
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$224 Roundtrip, found 1 day ago
$224
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Feb 25 from O'Hare Intl. to Lambert-St. Louis Intl., returning Sat, Feb 28, priced at $224 found 1 day ago