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Flight Reliability

DL 4260 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 4260 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

93%
Arrive within 15 minutes
8 min early
Average arrival delay
0.5%
Cancelled
14 min early
Median arrival delay

Based on 423 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon94%(100 flights)
  • Tue—(8 flights)
  • Wed—(4 flights)
  • Thu92%(99 flights)
  • Fri94%(100 flights)
  • Sat90%(10 flights)
  • Sun92%(100 flights)
On-time by departure window
  • 9 AM–12 PM92%(195 flights)
  • 12–3 PM94%(226 flights)
On-time trend by month
94%
May

Jun 86% → May 94% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202586%36
July 2025100%34
August 202594%34
September 2025100%32
October 2025100%36
November 2025100%34
December 202585%41
January 202678%36
February 202697%32
March 202692%36
April 202694%34
May 202694%36
Departures on time
94%
Diverted
0%
Flights flown
421
Months covered
12

Keep nerding

Based on 423 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.