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WanderNerd

Flight Reliability

DL 5626 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 5626 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

89%
Arrive within 15 minutes
7 min early
Average arrival delay
2.8%
Cancelled
14 min early
Median arrival delay

Based on 563 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon88%(85 flights)
  • Tue92%(84 flights)
  • Wed91%(88 flights)
  • Thu86%(84 flights)
  • Fri92%(85 flights)
  • Sat90%(71 flights)
  • Sun86%(49 flights)
On-time by departure window
  • 6–9 AM91%(257 flights)
  • 9 AM–12 PM89%(255 flights)
  • 12–3 PM82%(34 flights)
On-time trend by month
85%
May

Jun 94% → May 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202594%54
July 202596%52
August 202589%54
September 202589%28
October 202590%50
November 202595%43
December 202583%46
January 202688%50
February 202685%48
March 202686%57
April 202690%38
May 202685%26
Departures on time
91%
Diverted
0.2%
Flights flown
546
Months covered
12

Based on 563 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.