American Airlines Flight 4593 Deals & Information (2026/2027)

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American Airlines Flight 4593 Route Deals From $134

The cheapest prices found with in the last 7 days for return flights were $306 and $134 for one-way flights to Louisville Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Apr 18 - Sun, Apr 19
ORD
O'Hare Intl.
SDF
Louisville Intl.
$306 Roundtrip, found 3 days ago
$306
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Apr 18 from O'Hare Intl. to Louisville Intl., returning Sun, Apr 19, priced at $306 found 3 days ago
Sat, Apr 18 - Sun, Apr 19
ORD
O'Hare Intl.
SDF
Louisville Intl.
$316 Roundtrip, found 3 days ago
$316
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Apr 18 from O'Hare Intl. to Louisville Intl., returning Sun, Apr 19, priced at $316 found 3 days ago
Fri, Apr 24 - Mon, Apr 27
ORD
O'Hare Intl.
SDF
Louisville Intl.
$317 Roundtrip, found 3 days ago
$317
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Apr 24 from O'Hare Intl. to Louisville Intl., returning Mon, Apr 27, priced at $317 found 3 days ago
Fri, Jul 3 - Mon, Jul 6
ORD
O'Hare Intl.
SDF
Louisville Intl.
$325 Roundtrip, found 1 hour ago
$325
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Fri, Jul 3 from O'Hare Intl. to Louisville Intl., returning Mon, Jul 6, priced at $325 found 1 hour ago
Thu, May 14 - Mon, May 18
ORD
O'Hare Intl.
SDF
Louisville Intl.
$329 Roundtrip, found 20 hours ago
$329
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Thu, May 14 from O'Hare Intl. to Louisville Intl., returning Mon, May 18, priced at $329 found 20 hours ago
Fri, May 29 - Sun, May 31
ORD
O'Hare Intl.
SDF
Louisville Intl.
$330 Roundtrip, found 16 hours ago
$330
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Fri, May 29 from O'Hare Intl. to Louisville Intl., returning Sun, May 31, priced at $330 found 16 hours ago
Thu, Sep 24 - Mon, Sep 28
ORD
O'Hare Intl.
SDF
Louisville Intl.
$339 Roundtrip, found 5 days ago
$339
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Sep 24 from O'Hare Intl. to Louisville Intl., returning Mon, Sep 28, priced at $339 found 5 days ago
Fri, May 29 - Sun, May 31
ORD
O'Hare Intl.
SDF
Louisville Intl.
$340 Roundtrip, found 16 hours ago
$340
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Fri, May 29 from O'Hare Intl. to Louisville Intl., returning Sun, May 31, priced at $340 found 16 hours ago
Fri, May 29 - Sun, May 31
ORD
O'Hare Intl.
SDF
Louisville Intl.
$341 Roundtrip, found 16 hours ago
$341
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Fri, May 29 from O'Hare Intl. to Louisville Intl., returning Sun, May 31, priced at $341 found 16 hours ago
Fri, Apr 17 - Mon, Apr 20
ORD
O'Hare Intl.
SDF
Louisville Intl.
$348 Roundtrip, found 1 hour ago
$348
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Fri, Apr 17 from O'Hare Intl. to Louisville Intl., returning Mon, Apr 20, priced at $348 found 1 hour ago