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WanderNerd

Flight Reliability

DL 4096 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 4096 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
5 min
Average arrival delay
1.5%
Cancelled
8 min early
Median arrival delay

Based on 459 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon80%(70 flights)
  • Tue84%(70 flights)
  • Wed87%(70 flights)
  • Thu96%(67 flights)
  • Fri85%(65 flights)
  • Sat92%(47 flights)
  • Sun91%(63 flights)
On-time by departure window
  • 6–9 AM94%(151 flights)
  • 9 AM–12 PM99%(133 flights)
  • 12–3 PM84%(45 flights)
  • 3–6 PM69%(48 flights)
  • 6–9 PM64%(55 flights)
  • 9 PM–12 AM75%(20 flights)
On-time trend by month
77%
May

Jun 98% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202598%54
July 202592%52
August 2025100%20
September 2025100%40
October 202597%60
November 202598%50
December 202584%38
January 202643%21
February 202674%19
March 202654%24
April 202682%44
May 202677%30
Departures on time
87%
Diverted
0%
Flights flown
452
Months covered
12

Based on 459 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.