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Flight Reliability

DL 4130 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 4130 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
4 min
Average arrival delay
0.9%
Cancelled
9 min early
Median arrival delay

Based on 665 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon73%(104 flights)
  • Tue88%(103 flights)
  • Wed82%(104 flights)
  • Thu79%(101 flights)
  • Fri79%(101 flights)
  • Sat84%(49 flights)
  • Sun83%(96 flights)
On-time by departure window
  • 12–3 PM82%(232 flights)
  • 3–6 PM80%(426 flights)
On-time trend by month
93%
May

Jun 83% → May 93% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%54
July 202591%55
August 202589%52
September 202587%52
October 202588%60
November 202584%55
December 202554%57
January 202675%57
February 202676%50
March 202677%56
April 202677%56
May 202693%54
Departures on time
78%
Diverted
0.2%
Flights flown
658
Months covered
12

Keep nerding

Based on 665 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.