Southwest AirlinesWN78% on time
Flights WN597 05:40 Mo Th Fr · WN572 06:05 Tu We Su · WN540 varies Su · WN357 varies Tu Fr
live
Direct flights from Nashville (BNA) to Chicago (MDW): 7 nonstop departures observed each week across 1 airline. 80% of the last 10 operated flights arrived within 15 minutes of schedule. The median arrival is 4 minutes early. No cancellations were recorded across the 10 tracked flights. The nonstop covers 636 km, an estimated 1 hour 19 minutes in the air. Measured by Pro Flight Search from live flight boards at Nashville and Chicago. Updated 10 September 2026 at 19:39 UTC.
BNA
Nashville
smooth · +13
MDW
Chicago
smooth · +0
636 km · ~1h 19m est.
Runs reliable · 1 airline · 7x weekly · nonstop
80% on time
of the last 10 operated BNA → MDW flights arrived within 15 minutes
Median arrival delay is −4 min. 0 of 10 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival−4 minacross the last 10 operated legs
Flight time~1h 19mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 10
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 outcomes09-09JCM615dep +0 → arr−4
Actual 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 MDW: 40% odds of a 15+ minute delay and around +11 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 Chicago route actually runs
Pro Flight Search records official board updates for nonstop BNA to MDW 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 Chicago (MDW) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/BNA-MDW
BNA to MDW questions
Is BNA–MDW running on time right now?
Smooth skies ahead. The departure side at BNA is the weaker end, route health score 91/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on BNA–MDW?
Operators schedule morning departures around 05:40 and evening departures around 18:40 from BNA. Earlier flights typically land before destination-airport delays accumulate later in the day; check the MDW delay card to confirm conditions when you'd arrive.
How long is the flight from BNA to MDW?
Great-circle distance is 636 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 75–85 min gate-to-gate on this route.
How often does BNA–MDW fly?
Southwest Airlines runs the route with about 42 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.
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