The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Philadelphia International ⇄ Louisville Muhammad Ali International PHL–SDF

Airlines flew 5,171 flights between Philadelphia International PHL in Philadelphia, PA and Louisville Muhammad Ali International SDF in Louisville, KY in the twelve months to July 2026, both directions together: 89,469 passengers in 128,083 seats, 70% of them filled, and 193,828,034 pounds of freight. 577 miles, about 92 minutes in the air, on 13 airlines: United Parcel Service (3,141), Piedmont Airlines (735), Republic Airline (680), PSA Airlines Inc. (496) and 9 more. Planning to fly it yourself? The weather and winds along this route right now.

5,171
flights, twelve months
PHL-SDF: 2,781 · SDF-PHL: 2,390
89,469
passengers
70% of seats filled
577
miles
about 92 minutes airborne
13
airlines
16 aircraft types

Flights by month both directions

01242483724961/254/257/2510/251/264/264517/26
By month, as a table
flights
1/25386
2/25366
3/25421
4/25405
5/25435
6/25413
7/25439
8/25453
9/25435
10/25496
11/25368
12/25494
1/26379
2/26391
3/26457
4/26415
5/26407
6/26425
7/26451

Passengers by month

02,9575,9148,87211,8291/254/257/2510/251/264/268,8657/26
By month, as a table
passengers
1/254,744
2/255,331
3/257,303
4/256,956
5/258,986
6/259,041
7/259,148
8/257,595
9/2510,177
10/2511,829
11/254,987
12/255,531
1/264,105
2/265,176
3/268,100
4/266,717
5/267,754
6/268,633
7/268,865

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
United Parcel Service 5X3,1410scheduled cargo service
Piedmont Airlines PT73527,66275%scheduled passenger service
Republic Airline YX68032,70063%scheduled passenger service
PSA Airlines Inc. OH49627,62475%scheduled passenger service
Atlas Air Inc. 5Y4100%charter cargo service
Gulf And Caribbean Cargo GFQ390charter cargo service
American Airlines Inc. AA151,20955%scheduled passenger service
Kalitta Air LLC KAQ140charter cargo service
Global Crossing Airlines, Inc. GCA40charter passenger service
Southwest Airlines Co. WN227486%scheduled passenger service
ABX Air Inc ABX20scheduled cargo service
Federal Express Corporation FX10scheduled cargo service
Sun Country Airlines d/b/a MN Airlines SY100%charter passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing 767-300/300ER1,67500
Embraer-1457355027,662
Embraer ERJ-1756807632,700
Airbus Industrie A300-600/R/CF/RCF61400
Canadair CRJ 9004377624,517
Boeing B747-826900
Boeing 757-20026200
McDonnell Douglas MD-1124400
Boeing 747-40013500
Canadair RJ-70059653,107
Boeing 727-200/231A3900
Airbus Industrie A31910128621
Airbus Industrie A321Neoxlr781382
Boeing 737-8002180140
Boeing B737 Max 8002172206
Boeing 737-700/700LR/Max 71143134

PHL → SDF this direction alone · flown January 2025 to July 2026

2,781 flights of 2,753 scheduled, 45,141 passengers in 64,187 seats, 107,488,777 pounds of freight, 31,240,577 pounds of mail. United Parcel Service 1,766; Piedmont Airlines 368; Republic Airline 336; PSA Airlines Inc. 249; Atlas Air Inc. 20; Gulf And Caribbean Cargo 19; American Airlines Inc. 8; Kalitta Air LLC 8; Global Crossing Airlines, Inc. 2; Southwest Airlines Co. 2; ABX Air Inc 1; Federal Express Corporation 1; Sun Country Airlines d/b/a MN Airlines 1.

SDF → PHL this direction alone · flown January 2025 to July 2026

2,390 flights of 2,358 scheduled, 44,328 passengers in 63,896 seats, 86,339,257 pounds of freight, 17,757,337 pounds of mail. United Parcel Service 1,375; Piedmont Airlines 367; Republic Airline 344; PSA Airlines Inc. 247; Atlas Air Inc. 21; Gulf And Caribbean Cargo 20; American Airlines Inc. 7; Kalitta Air LLC 6; Global Crossing Airlines, Inc. 2; ABX Air Inc 1.

Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Philadelphia International PHL and Louisville Muhammad Ali International SDF; all routes.