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

Sacramento International ⇄ Nashville International SMF–BNA

Airlines flew 688 flights between Sacramento International SMF in Sacramento, CA and Nashville International BNA in Nashville, TN in the twelve months to July 2026, both directions together: 102,745 passengers in 117,306 seats, 88% of them filled, and 107,212 pounds of freight. 1,917 miles, about 220 minutes in the air, on 1 airline: Southwest Airlines Co. (688). Planning to fly it yourself? The weather and winds along this route right now.

688
flights, twelve months
SMF-BNA: 344 · BNA-SMF: 344
102,745
passengers
88% of seats filled
1,917
miles
about 220 minutes airborne
1
airline
3 aircraft types

Flights by month both directions

0183552701/254/257/2510/251/264/26687/26
By month, as a table
flights
1/2528
2/2538
3/2566
4/2562
5/2560
6/2568
7/2570
8/2564
9/2558
10/2563
11/2561
12/2562
1/2625
2/2639
3/2658
4/2660
5/2662
6/2668
7/2668

Passengers by month

02,8285,6558,48211,3101/254/257/2510/251/264/2610,7427/26
By month, as a table
passengers
1/254,249
2/255,299
3/259,033
4/259,038
5/259,113
6/2510,854
7/2511,310
8/259,671
9/259,021
10/2510,211
11/259,552
12/259,479
1/263,365
2/264,981
3/267,851
4/268,196
5/268,786
6/2610,890
7/2610,742

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Southwest Airlines Co. WN688102,74588%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing B737 Max 80033017550,695
Boeing 737-80026917540,596
Boeing 737-700/700LR/Max 78914011,454

SMF → BNA this direction alone · flown January 2025 to July 2026

344 flights of 345 scheduled, 50,002 passengers in 59,388 seats, 68,930 pounds of freight. Southwest Airlines Co. 344.

BNA → SMF this direction alone · flown January 2025 to July 2026

344 flights of 345 scheduled, 52,743 passengers in 57,918 seats, 38,282 pounds of freight. Southwest Airlines Co. 344.

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: Sacramento International SMF and Nashville International BNA; all routes.