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Flight Reliability

DL 3824 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 3824 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

87%
Arrive within 15 minutes
1 min
Average arrival delay
2.0%
Cancelled
10 min early
Median arrival delay

Based on 504 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon88%(68 flights)
  • Tue86%(69 flights)
  • Wed93%(67 flights)
  • Thu79%(70 flights)
  • Fri93%(70 flights)
  • Sat81%(77 flights)
  • Sun92%(73 flights)
On-time by departure window
  • 6–9 AM87%(142 flights)
  • 9 AM–12 PM88%(342 flights)
  • 3–6 PM60%(10 flights)
On-time trend by month
95%
May

Jun 100% → May 95% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 2025100%16
July 202572%29
August 2025100%31
September 2025100%10
November 202574%42
December 202584%62
January 202685%60
February 202686%56
March 202690%60
April 202690%60
May 202695%62
Departures on time
87%
Diverted
0%
Flights flown
494
Months covered
12

Keep nerding

Based on 504 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.