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Flight Reliability

DL 1471 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 1471 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

76%
Arrive within 15 minutes
10 min
Average arrival delay
1.7%
Cancelled
6 min early
Median arrival delay

Based on 291 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon76%(38 flights)
  • Tue81%(41 flights)
  • Wed73%(40 flights)
  • Thu80%(39 flights)
  • Fri72%(39 flights)
  • Sat79%(48 flights)
  • Sun74%(39 flights)
On-time by departure window
  • 9 AM–12 PM88%(34 flights)
  • 12–3 PM100%(15 flights)
  • 3–6 PM73%(231 flights)
  • 6–9 PM—(4 flights)
On-time trend by month
67%
May

Jun 60% → May 67% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202560%10
August 202595%21
September 202593%30
October 202587%30
November 202580%30
December 202579%19
January 202648%23
February 202657%14
March 202687%23
April 202676%29
May 202667%54
Departures on time
82%
Diverted
0.7%
Flights flown
284
Months covered
12

Keep nerding

Based on 291 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.