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Route Reliability

Des Moines → Detroit

DSM–DTW · 534 miles · Des Moines International Airport to Detroit Metropolitan Wayne County Airport

83
Pretty Reliable
WanderNerd Reliability Score
82%
Arrive within 15 minutes
9 min
Average arrival delay
1.7%
Cancelled
995
Flights in the data

Data through May 2026.

Delta Air Lines is the only airline in this data on this route, arriving on time 82% of the time across 995 flights. No comparison to make.

What the data says

Morning flights do better here.

DSM–DTW flights departing between 6–9 AM arrived on time 89% of the time, versus 74% between 3–6 PM.

Monday comes out ahead.

A small edge: 85% on time on Mondays against 79% on Fridays.

Trending in the right direction.

DSM–DTW flights arrived on time 85% of the time over the last three months in the data, compared with 72% in the three months before that.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon85%(150 flights)
  • Tue81%(141 flights)
  • Wed84%(139 flights)
  • Thu83%(144 flights)
  • Fri79%(149 flights)
  • Sat83%(106 flights)
  • Sun83%(148 flights)
On-time by departure window
  • 6–9 AM89%(360 flights)
  • 9 AM–12 PM82%(273 flights)
  • 12–3 PM81%(68 flights)
  • 3–6 PM74%(276 flights)
On-time trend by month
86%
May

Jun 84% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202584%83
July 202579%84
August 202584%87
September 202596%80
October 202586%88
November 202583%76
December 202562%78
January 202677%69
February 202679%70
March 202685%84
April 202686%86
May 202686%92

Keep nerding

Based on 995 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.