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Flight Reliability

DL 1572 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 1572 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

81%
Arrive within 15 minutes
7 min
Average arrival delay
1.4%
Cancelled
7 min early
Median arrival delay

Based on 501 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon78%(73 flights)
  • Tue80%(73 flights)
  • Wed82%(73 flights)
  • Thu75%(69 flights)
  • Fri86%(69 flights)
  • Sat86%(69 flights)
  • Sun80%(64 flights)
On-time by departure window
  • 6–9 AM93%(28 flights)
  • 9 AM–12 PM—(6 flights)
  • 12–3 PM83%(257 flights)
  • 3–6 PM76%(199 flights)
On-time trend by month
87%
May

Jun 69% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202569%49
July 202561%56
August 202583%60
September 202588%60
October 202580%61
November 202591%58
December 202583%36
January 202670%10
February 2026100%15
March 202676%25
April 202687%30
May 202687%30
Departures on time
81%
Diverted
0.8%
Flights flown
490
Months covered
12

Keep nerding

Based on 501 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.