Chicago
Louisville, KY
BEST
DEAL
Sat, 13 Apr
ORD - SDF
Mon, 15 Apr
SDF - ORD
-23 %
$355
$272
Prime price per passenger
Chicago
Louisville, KY
BEST
DEAL
Tue, 14 May
ORD - SDF
$52
$48
Prime price per passenger
Chicago
Louisville, KY
BEST
DEAL
Fri, 19 Apr
ORD - SDF
Sun, 21 Apr
SDF - ORD
-26 %
$278
$205
Prime price per passenger
Chicago
Louisville, KY
BEST
DEAL
Fri, 03 May
ORD - SDF
Tue, 07 May
SDF - ORD
$388
$383
Prime price per passenger