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Flight Reliability

DL 4060 · Delta Air Lines

LAN → Detroit (LAN–DTW)

89
Pretty Reliable
WanderNerd Reliability Score
85%
Arrive within 15 minutes
10 min
Average arrival delay
1.0%
Cancelled
12 min early
Median arrival delay

Based on 301 historical flights. Data through May 2026.

What the data says

The 3–6 AM departure wins.

DL 4060 departing between 3–6 AM arrived on time 86% of the time, versus 70% between 6–9 AM.

Skip Wednesday if you can.

DL 4060 arrived on time 88% of the time on Fridays. On Wednesdays: 80%.

Better than the LAN–DTW route average.

DL 4060 arrived on time 85% of the time, versus 76% across the LAN–DTW route.

A bit ahead of the Delta Air Lines network.

DL 4060 arrived on time 85% of the time, versus 81% across the Delta Air Lines network.

The breakdown

On-time by weekday
  • Mon86%(43 flights)
  • Tue84%(44 flights)
  • Wed80%(44 flights)
  • Thu88%(42 flights)
  • Fri88%(43 flights)
  • Sat85%(41 flights)
  • Sun83%(41 flights)
On-time by departure window
  • 3–6 AM86%(278 flights)
  • 6–9 AM70%(20 flights)
On-time trend by month
83%
Apr

Jun 100% → Apr 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 2025100%30
July 202597%31
August 202597%31
September 202597%30
October 202590%31
December 202550%18
January 202654%26
February 202679%28
March 202679%29
April 202683%30
Departures on time
89%
Diverted
0%
Flights flown
298
Months covered
12

Same route, other flights

Keep nerding

Based on 301 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.