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Flight Reliability

DL 2279 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 2279 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

82%
Arrive within 15 minutes
6 min
Average arrival delay
1.8%
Cancelled
4 min early
Median arrival delay

Based on 440 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon76%(59 flights)
  • Tue71%(61 flights)
  • Wed92%(62 flights)
  • Thu87%(62 flights)
  • Fri93%(60 flights)
  • Sat70%(64 flights)
  • Sun85%(60 flights)
On-time by departure window
  • 6–9 AM—(4 flights)
  • 9 AM–12 PM86%(85 flights)
  • 12–3 PM83%(211 flights)
  • 3–6 PM77%(128 flights)
On-time trend by month
93%
May

Jun 64% → May 93% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202564%58
July 202575%61
August 2025100%20
January 202680%51
February 202687%53
March 202673%60
April 202693%60
May 202693%61
Departures on time
79%
Diverted
0.9%
Flights flown
428
Months covered
10

Keep nerding

Based on 440 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.