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Route Reliability

CIU → Detroit

CIU–DTW · 285 miles · CIU Airport to Detroit Metropolitan Wayne County Airport

66
Usually Fine
WanderNerd Reliability Score
82%
Arrive within 15 minutes
8 min
Average arrival delay
5.8%
Cancelled
363
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 363 flights. No comparison to make.

What the data says

The 12–3 PM departure wins.

CIU–DTW flights departing between 12–3 PM arrived on time 87% of the time, versus 80% between 3–6 PM.

Friday is doing you no favors.

CIU–DTW flights arrived on time 96% of the time on Wednesdays and just 73% on Fridays. That gap is worth planning around.

Keep a backup plan handy.

This route was cancelled 5.8% of the time. Typical for U.S. flights is around 1–2%.

Trending in the right direction.

CIU–DTW flights arrived on time 83% of the time over the last three months in the data, compared with 72% in the three months before that.

The breakdown

On-time by weekday
  • Mon83%(47 flights)
  • Tue84%(51 flights)
  • Wed96%(48 flights)
  • Thu83%(47 flights)
  • Fri73%(48 flights)
  • Sat78%(50 flights)
  • Sun80%(50 flights)
On-time by departure window
  • 6–9 AM—(8 flights)
  • 12–3 PM87%(122 flights)
  • 3–6 PM80%(211 flights)
On-time trend by month
90%
May

Jun 87% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202587%30
July 202573%30
August 202594%31
September 202593%30
October 202587%31
November 202586%28
December 202582%28
January 202670%27
February 202663%24
March 202677%26
April 202681%26
May 202690%30

Keep nerding

Based on 363 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.