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WanderNerd

Flight Reliability

DL 2927 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 2927 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

88%
Arrive within 15 minutes
3 min early
Average arrival delay
1.6%
Cancelled
11 min early
Median arrival delay

Based on 258 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(36 flights)
  • Tue91%(35 flights)
  • Wed86%(36 flights)
  • Thu95%(37 flights)
  • Fri70%(37 flights)
  • Sat93%(40 flights)
  • Sun97%(33 flights)
On-time by departure window
  • 9 AM–12 PM90%(29 flights)
  • 12–3 PM87%(150 flights)
  • 3–6 PM(6 flights)
  • 6–9 PM(5 flights)
  • 9 PM–12 AM86%(64 flights)
On-time trend by month
93%
May

Jun 80% → May 93% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%10
October 202592%26
November 202583%30
December 202590%19
January 202681%26
February 202679%28
March 202693%29
April 202690%30
May 202693%55
Departures on time
88%
Diverted
0%
Flights flown
254
Months covered
10

Based on 258 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.