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WanderNerd

Flight Reliability

DL 5261 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 5261 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

76%
Arrive within 15 minutes
12 min
Average arrival delay
2.1%
Cancelled
8 min early
Median arrival delay

Based on 435 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon79%(63 flights)
  • Tue80%(65 flights)
  • Wed80%(65 flights)
  • Thu76%(62 flights)
  • Fri76%(63 flights)
  • Sat72%(53 flights)
  • Sun67%(55 flights)
On-time by departure window
  • 6–9 AM95%(19 flights)
  • 9 AM–12 PM84%(82 flights)
  • 12–3 PM78%(103 flights)
  • 3–6 PM70%(176 flights)
  • 6–9 PM74%(46 flights)
On-time trend by month
68%
Apr

Jun 100% → Apr 68% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 2025100%12
July 202576%25
August 202567%48
September 202586%55
October 202581%59
November 202565%54
December 202560%45
January 202676%38
February 202696%44
March 202678%18
April 202668%22
Departures on time
78%
Diverted
0%
Flights flown
426
Months covered
12

Based on 435 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.