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

Baltimore/Washington International Thurgood Marshall ⇄ Louisville Muhammad Ali International BWI–SDF

Airlines flew 2,992 flights between Baltimore/Washington International Thurgood Marshall BWI in Baltimore, MD and Louisville Muhammad Ali International SDF in Louisville, KY in the twelve months to July 2026, both directions together: 176,018 passengers in 274,913 seats, 64% of them filled, and 48,102,280 pounds of freight. 495 miles, about 81 minutes in the air, on 5 airlines: Southwest Airlines Co. (1,750), United Parcel Service (1,204), Atlas Air Inc. (36), Sun Country Airlines d/b/a MN Airlines (1) and 1 more. Planning to fly it yourself? The weather and winds along this route right now.

2,992
flights, twelve months
BWI-SDF: 1,450 · SDF-BWI: 1,542
176,018
passengers
64% of seats filled
495
miles
about 81 minutes airborne
5
airlines
10 aircraft types

Flights by month both directions

0721442172891/254/257/2510/251/264/262567/26
By month, as a table
flights
1/25208
2/25202
3/25217
4/25239
5/25256
6/25251
7/25247
8/25255
9/25244
10/25289
11/25226
12/25259
1/26227
2/26215
3/26236
4/26262
5/26272
6/26251
7/26256

Passengers by month

05,86211,72417,58523,4471/254/257/2510/251/264/2617,4057/26
By month, as a table
passengers
1/259,534
2/2510,398
3/2512,559
4/2516,228
5/2519,307
6/2519,163
7/2516,115
8/2515,256
9/2518,445
10/2523,447
11/2512,670
12/2510,740
1/267,651
2/268,928
3/2610,801
4/2615,058
5/2616,950
6/2618,667
7/2617,405

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Southwest Airlines Co. WN1,750176,01864%scheduled passenger service
United Parcel Service 5X1,2040scheduled cargo service
Atlas Air Inc. 5Y360charter cargo service
Sun Country Airlines d/b/a MN Airlines SY100%charter passenger service
Republic Airline YX100%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing 737-700/700LR/Max 790714090,819
Airbus Industrie A300-600/R/CF/RCF67400
Boeing B737 Max 80049617549,734
Boeing 737-80034817535,465
McDonnell Douglas MD-1126200
Boeing 767-300/300ER16700
Boeing 757-2009900
Boeing 747-4003600
Boeing B747-8200
Embraer ERJ-1751690

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

1,450 flights of 1,444 scheduled, 88,243 passengers in 137,229 seats, 16,747,512 pounds of freight, 17,246,255 pounds of mail. Southwest Airlines Co. 877; United Parcel Service 554; Atlas Air Inc. 18; Sun Country Airlines d/b/a MN Airlines 1.

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

1,542 flights of 1,541 scheduled, 87,775 passengers in 137,684 seats, 31,354,768 pounds of freight, 20,489,461 pounds of mail. Southwest Airlines Co. 873; United Parcel Service 650; Atlas Air Inc. 18; Republic Airline 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: Baltimore/Washington International Thurgood Marshall BWI and Louisville Muhammad Ali International SDF; all routes.