BNA → SDFNashville to Louisville

live

Direct flights from Nashville (BNA) to Louisville (SDF): 7 nonstop departures observed each week across 1 airline. 67% of the last 18 operated flights arrived within 15 minutes of schedule. The median arrival is 8 minutes late. No cancellations were recorded across the 18 tracked flights. The nonstop covers 243 km, an estimated 49 minutes in the air. Measured by Pro Flight Search from live flight boards at Nashville and Louisville. Updated 17 October 2026 at 10:03 UTC.

BNA Nashville heavy · +43
SDF Louisville smooth · +10
243 km · ~0h 49m est.
dep bank 10:15–20:407x weekly
Runs mixed · 1 airline · 7x weekly · nonstop
67% on time

of the last 18 operated BNA → SDF flights arrived within 15 minutes

Median arrival delay is +8 min. 0 of 18 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+8 minacross the last 18 operated legs
Flight time~0h 49mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 18

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Southwest Airlines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
Southwest AirlinesWN71% on time

Flights WN717 10:15 Mo Tu We Th Fr · WN539 12:55 Sa · WN978 13:45 Su · WN4077 17:55 Sa

History

operated legs · board outcomes
10-16SY8457dep +7 → arr+8
10-16WN717dep +20 → arr−8
10-16WN719dep +33 → arr−3
10-15LXJ358dep +45 → arr+49
10-15WN717dep +42 → arr+14
10-15WN719dep +23 → arr−9
10-14WN1328dep +52 → arr+19
10-14WN717dep +5 → arr−24
10-13JL40dep +83 → arr+81
10-13WN1328dep +43 → arr+12
10-13WN717dep +9 → arr−19
10-12ETA125dep +0 → arr+0
10-12WN717dep +65 → arr+36
10-12WN719dep +176 → arr+144
10-11WN2584dep +100 → arr+64
10-11WN978dep +32 → arr+2
10-10WN4077dep +39 → arr+2
10-10WN539dep +13 → arr−15

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
BNANashville +43 min heavy 🌤 overcast · N 13 kt Full BNA delay board →
SDFLouisville +10 min smooth ⛅ mostly cloudy · N 10 kt Full SDF delay board →

Weather lens

Current conditions put the pressure at BNA: 36% odds of a 15+ minute delay and around +7 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Nashville to Louisville route actually runs

Pro Flight Search records official board updates for nonstop BNA to SDF flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Nashville (BNA) to Louisville (SDF) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/BNA-SDF
How we measure this →

BNA to SDF questions

Is BNA–SDF running on time right now?

Some delays possible. The departure side at BNA is the weaker end, route health score 64/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on BNA–SDF?

Operators schedule morning departures around 10:15 and evening departures around 17:55 from BNA. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SDF delay card to confirm conditions when you'd arrive.

How long is the flight from BNA to SDF?

Great-circle distance is 243 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 47–51 min gate-to-gate on this route.

How often does BNA–SDF fly?

Southwest Airlines runs the route with about 14 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.