Southwest AirlinesWN64% on time
Flights WN478 varies Tu We Sa · WN855 06:45 Mo Tu Th Fr · WN2405 09:00 Mo Th Fr · WN1643 12:45 Tu We Su
live
Direct flights from Nashville (BNA) to St Louis (STL): 7 nonstop departures observed each week across 1 airline. 64% of the last 25 operated flights arrived within 15 minutes of schedule. The median arrival is 7 minutes early. No cancellations were recorded across the 25 tracked flights. The nonstop covers 437 km, an estimated 1 hour 4 minutes in the air. Measured by Pro Flight Search from live flight boards at Nashville and St Louis. Updated 11 September 2026 at 15:18 UTC.
BNA
Nashville
busy · +20
STL
St Louis
smooth · +0
437 km · ~1h 04m est.
Runs mixed · 1 airline · 7x weekly · nonstop
64% on time
of the last 25 operated BNA → STL flights arrived within 15 minutes
Median arrival delay is −7 min. 0 of 25 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival−7 minacross the last 25 operated legs
Flight time~1h 04mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 25
The week
scheduled departures · origin local time06121824
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 daysHistory
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at BNA and STL: 38% 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 →
next sweep in 120s
How the Nashville to St Louis route actually runs
Pro Flight Search records official board updates for nonstop BNA to STL 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 St Louis (STL) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/BNA-STL
BNA to STL questions
Is BNA–STL running on time right now?
Smooth skies ahead. The departure side at BNA is the weaker end, route health score 87/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on BNA–STL?
Operators schedule morning departures around 06:45 and evening departures around 18:00 from BNA. Earlier flights typically land before destination-airport delays accumulate later in the day; check the STL delay card to confirm conditions when you'd arrive.
How long is the flight from BNA to STL?
Great-circle distance is 437 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 61–67 min gate-to-gate on this route.
How often does BNA–STL fly?
Southwest Airlines runs the route with about 24 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.
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