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Flight Reliability

DL 2633 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 2633 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
0 min
Average arrival delay
2.0%
Cancelled
9 min early
Median arrival delay

Based on 548 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon96%(77 flights)
  • Tue93%(80 flights)
  • Wed89%(81 flights)
  • Thu80%(81 flights)
  • Fri84%(80 flights)
  • Sat90%(68 flights)
  • Sun80%(70 flights)
On-time by departure window
  • 6–9 AM81%(127 flights)
  • 9 AM–12 PM90%(218 flights)
  • 12–3 PM88%(192 flights)
On-time trend by month
74%
May

Jun 88% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202588%51
July 202587%62
August 202587%62
September 202597%60
October 202595%62
November 202592%60
December 202581%62
January 202685%27
February 202689%18
March 202665%17
April 202684%25
May 202674%31
Departures on time
87%
Diverted
0%
Flights flown
537
Months covered
12

Keep nerding

Based on 548 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.