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WanderNerd

Flight Reliability

DL 872 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 872 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

89%
Arrive within 15 minutes
4 min early
Average arrival delay
2.7%
Cancelled
11 min early
Median arrival delay

Based on 339 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon87%(46 flights)
  • Tue92%(48 flights)
  • Wed90%(48 flights)
  • Thu90%(48 flights)
  • Fri90%(49 flights)
  • Sat81%(43 flights)
  • Sun92%(47 flights)
On-time by departure window
  • 6–9 AM95%(263 flights)
  • 12–3 PM67%(27 flights)
  • 3–6 PM(1 flights)
  • 6–9 PM67%(27 flights)
  • 9 PM–12 AM36%(11 flights)
On-time trend by month
67%
May

Jun 88% → May 67% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202588%25
July 202596%23
August 2025100%22
September 202597%30
October 202590%31
November 202597%29
December 202575%28
January 202689%27
February 202696%25
March 202697%29
April 202680%30
May 202667%30
Departures on time
89%
Diverted
0.3%
Flights flown
329
Months covered
12

Based on 339 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.