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Flight Reliability

DL 4016 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 4016 moved between routes during this period. Numbers below combine all of them, so treat them as background, not a verdict. For a cleaner answer, check the route you are actually flying.

Combined across all its routes

83%
Arrive within 15 minutes
4 min
Average arrival delay
0.4%
Cancelled
13 min early
Median arrival delay

Based on 730 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon89%(104 flights)
  • Tue88%(104 flights)
  • Wed77%(104 flights)
  • Thu80%(104 flights)
  • Fri81%(103 flights)
  • Sat91%(103 flights)
  • Sun78%(104 flights)
On-time by departure window
  • 6–9 AM93%(161 flights)
  • 9 AM–12 PM91%(165 flights)
  • 12–3 PM76%(202 flights)
  • 3–6 PM76%(198 flights)
On-time trend by month
80%
May

Jun 88% → May 80% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202588%60
July 202597%62
August 202592%62
September 202595%60
October 202589%62
November 202583%60
December 202573%62
January 202683%59
February 202668%56
March 202671%62
April 202678%60
May 202680%61
Departures on time
81%
Diverted
0.1%
Flights flown
726
Months covered
12

Keep nerding

Based on 730 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.