FlightRecord

Des Moines (DSM) to Nashville (BNA): On-Time Performance

Data through July 2026

Des Moines (DSM) to Nashville (BNA) is a thinner route than most in this dataset — 165 departures over the past year, roughly 3 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 82% arrived on time.

On-time
82%
arrived <15 min late
Avg delay
21 min
completed flights
Cancelled
1.1%
Flights/day
0.45
last 12 months
Duration
1h 37m
scheduled
Distance
530 mi

Monthly on-time trend

Monthly on-time percentage for DSM to BNA flights50%75%100%August 2024: 78% on-time (18 flights)78Aug 2024September 2024: 100% on-time (18 flights)100October 2024: 82% on-time (17 flights)82November 2024: 100% on-time (12 flights)100Nov 2024December 2024: 67% on-time (12 flights)67January 2025: 50% on-time (10 flights)50February 2025: 88% on-time (8 flights)88Feb 2025March 2025: 82% on-time (11 flights)82April 2025: 88% on-time (8 flights)88May 2025: 82% on-time (17 flights)82May 2025June 2025: 81% on-time (26 flights)81July 2025: 62% on-time (26 flights)62August 2025: 84% on-time (19 flights)84Aug 2025September 2025: 94% on-time (17 flights)94October 2025: 94% on-time (18 flights)94November 2025: 79% on-time (15 flights)79Nov 2025December 2025: 60% on-time (10 flights)60January 2026: 88% on-time (9 flights)88February 2026: 100% on-time (8 flights)100Feb 2026March 2026: 88% on-time (9 flights)88April 2026: 50% on-time (8 flights)50May 2026: 85% on-time (13 flights)85May 2026June 2026: 90% on-time (19 flights)90July 2026: 75% on-time (20 flights)75

Best time to fly from DSM to BNA

Aim for departures around 5 p.m. (91% on-time); avoid 6 p.m. departures (61%).

On-time percentage by scheduled departure hour, DSM to BNA9 a.m.: 86% on-time (45 flights)91 p.m.: 84% on-time (68 flights)132 p.m.: 88% on-time (41 flights)145 p.m.: 91% on-time (32 flights)176 p.m.: 61% on-time (44 flights)187 p.m.: 75% on-time (29 flights)198 p.m.: 95% on-time (21 flights)20scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday87%16 min
Wednesdaybest90%3 min
Thursday75%25 min
Friday81%29 min
Saturday88%6 min
Sunday75%22 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft31%
  • Airline operations34%
  • National airspace system6%
  • Weather29%

Frequently asked questions

How often are flights from DSM to BNA delayed?
18% of DSM–BNA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 21 minutes.
What is the best time of day to fly from DSM to BNA?
Departures around 5 p.m. have the best record (91% on-time), while departures around 6 p.m. have the worst (61%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from DSM to BNA?
The scheduled DSM–BNA flight time averages 1h 37m over 530 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
How often are DSM to BNA flights cancelled?
1.1% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.

Based on 365 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.