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Flight Reliability

DL 5011 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 5011 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

81%
Arrive within 15 minutes
8 min
Average arrival delay
0.8%
Cancelled
7 min early
Median arrival delay

Based on 647 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon72%(98 flights)
  • Tue78%(96 flights)
  • Wed80%(97 flights)
  • Thu84%(97 flights)
  • Fri84%(95 flights)
  • Sat89%(61 flights)
  • Sun80%(96 flights)
On-time by departure window
  • 9 AM–12 PM90%(299 flights)
  • 12–3 PM74%(170 flights)
  • 3–6 PM71%(170 flights)
  • 6–9 PM—(1 flights)
On-time trend by month
97%
May

Jun 74% → May 97% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202574%42
July 202549%45
August 202576%58
September 202576%54
October 202593%53
November 202582%54
December 202552%42
January 202690%52
February 202693%56
March 202681%62
April 202690%60
May 202697%62
Departures on time
79%
Diverted
0.3%
Flights flown
640
Months covered
12

Keep nerding

Based on 647 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.