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Route Reliability

Miami → Des Moines

MIA–DSM · 1,327 miles · Miami International Airport to Des Moines International Airport

68
Usually Fine
WanderNerd Reliability Score
78%
Arrive within 15 minutes
0 min
Average arrival delay
4.0%
Cancelled
177
Flights in the data

Data through May 2026.

American Airlines is the only airline in this data on this route, arriving on time 78% of the time across 177 flights. No comparison to make.

What the data says

Departure time hasn't mattered much.

On-time rates stay between 78% and 78% across the day.

Sunday scaries are real for this one.

MIA–DSM flights arrived on time 91% of the time on Tuesdays and just 65% on Sundays. That gap is worth planning around.

Keep a backup plan handy.

This route was cancelled 4.0% of the time. Typical for U.S. flights is around 1–2%.

Flights on this route

The breakdown

On-time by weekday
  • Mon87%(23 flights)
  • Tue91%(22 flights)
  • Wed78%(23 flights)
  • Thu87%(23 flights)
  • Fri71%(21 flights)
  • Sat71%(34 flights)
  • Sun65%(23 flights)
On-time by departure window
  • 6–9 PM78%(97 flights)
  • 9 PM–12 AM78%(72 flights)
On-time trend by month
73%
Mar

Nov 81% → Mar 73% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
November 202581%26
December 202586%29
January 202683%29
February 202671%28
March 202673%30

Same trip, other airports

Keep nerding

Based on 177 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.