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Flight Reliability

DL 2975 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 2975 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

90%
Arrive within 15 minutes
7 min early
Average arrival delay
1.8%
Cancelled
16 min early
Median arrival delay

Based on 726 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon89%(101 flights)
  • Tue93%(104 flights)
  • Wed91%(104 flights)
  • Thu89%(104 flights)
  • Fri94%(102 flights)
  • Sat84%(102 flights)
  • Sun88%(96 flights)
On-time by departure window
  • 6–9 AM90%(356 flights)
  • 9 AM–12 PM90%(356 flights)
  • 12–3 PM—(1 flights)
On-time trend by month
85%
May

Jun 92% → May 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202592%60
July 202594%62
August 202585%60
September 202593%60
October 202590%60
November 202588%58
December 202594%62
January 202690%62
February 202682%54
March 202697%58
April 202690%57
May 202685%60
Departures on time
90%
Diverted
0%
Flights flown
713
Months covered
12

Keep nerding

Based on 726 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.