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WanderNerd

Flight Reliability

DL 2847 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 2847 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

89%
Arrive within 15 minutes
2 min early
Average arrival delay
0.6%
Cancelled
11 min early
Median arrival delay

Based on 326 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon91%(45 flights)
  • Tue85%(46 flights)
  • Wed89%(46 flights)
  • Thu83%(47 flights)
  • Fri93%(44 flights)
  • Sat96%(44 flights)
  • Sun89%(52 flights)
On-time by departure window
  • 6–9 AM89%(135 flights)
  • 9 AM–12 PM92%(153 flights)
  • 3–6 PM(1 flights)
  • 6–9 PM(1 flights)
  • 9 PM–12 AM79%(34 flights)
On-time trend by month
98%
May

Jun 85% → May 98% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202585%52
July 202585%60
August 2025100%20
November 202591%44
December 202584%38
March 202673%22
April 202697%30
May 202698%56
Departures on time
90%
Diverted
0%
Flights flown
324
Months covered
9

Based on 326 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.