FLIGHTLINE INTEL COMMERCIAL AVIATION INTELLIGENCE
Airport T-100 Intelligence

SDF · Louisville, KY

2026 airline segment traffic, capacity, carriers and route rankings.

2,145,785
Segment passengers
2,943,358
Seats
81,445
Performed departures

Leading airlines

CodeAirlinePassengersSeatsLoad factor
WNSouthwest Airlines Co.586,735842,84269.6%
DLDelta Air Lines Inc.301,921379,93379.5%
YXRepublic Airline298,783439,64268.0%
AAAmerican Airlines Inc.289,421409,11770.7%
G4Allegiant Air112,205129,25486.8%
OOSkyWest Airlines Inc.109,751150,36473.0%
OHPSA Airlines Inc.99,900123,01781.2%
YVMesa Airlines Inc.93,095120,79677.1%
UAUnited Air Lines Inc.79,536104,51876.1%
MQEnvoy Air48,70464,02676.1%
MXBreeze Aviation Group DBA Breeze38,47554,00971.2%
9EEndeavor Air Inc.30,69441,85273.3%
NKSpirit Air Lines25,01433,42874.8%
G7GoJet Airlines LLC d/b/a United Express16,80222,30075.3%
PTPiedmont Airlines9,60213,75069.8%

Leading markets

RouteMarketPassengersDeparturesLoad factor
SDF–ATL298,7053,62479.8%
SDF–DFW173,3923,50776.6%
SDF–ORD160,4174,24671.0%
SDF–CLT143,1192,31567.7%
SDF–DEN117,6511,93977.0%
SDF–MCO110,0661,68381.2%
SDF–MDW82,86192357.7%
SDF–BWI78,0551,46360.0%
SDF–DTW66,1181,77270.8%
SDF–BNA60,32361266.6%
SDF–IAH58,4361,95676.2%
SDF–EWR55,9152,57871.9%
SDF–MSP55,8011,71074.6%
SDF–DCA54,9321,00473.1%
SDF–LGA54,6061,08967.5%
SDF–MIA51,4981,94481.0%
SDF–TPA50,7591,09571.5%
SDF–LAS47,77589481.4%
SDF–IAD47,3701,13876.3%
SDF–PHX46,1731,42371.6%

Annual history

YearPassengersSeatsDepartures
20153,329,6704,162,067119,075
20163,307,1254,262,395124,931
20173,430,7584,561,698132,594
20183,797,9674,922,780137,969
20194,149,4615,359,295145,026
20201,599,2313,063,928129,922
20213,126,2074,252,176145,473
20223,858,9794,793,834147,675
20234,630,5086,128,822147,514
20244,776,8296,186,506155,251
20254,525,3296,007,596166,365
20262,145,7852,943,35881,445
Source: U.S. Department of Transportation, Bureau of Transportation Statistics T-100 Segment data.