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Flight Reliability

DL 1219 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 1219 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

83%
Arrive within 15 minutes
4 min
Average arrival delay
0.5%
Cancelled
8 min early
Median arrival delay

Based on 405 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon80%(60 flights)
  • Tue82%(56 flights)
  • Wed93%(54 flights)
  • Thu86%(59 flights)
  • Fri75%(59 flights)
  • Sat77%(53 flights)
  • Sun89%(62 flights)
On-time by departure window
  • 9 AM–12 PM84%(194 flights)
  • 12–3 PM82%(98 flights)
  • 3–6 PM83%(99 flights)
  • 6–9 PM83%(12 flights)
On-time trend by month
87%
May

Jun 83% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%53
July 202587%60
August 202585%41
September 202590%30
October 202574%31
November 202575%28
December 202585%27
January 202680%30
February 202682%28
March 202691%21
April 202674%23
May 202687%31
Departures on time
82%
Diverted
0%
Flights flown
403
Months covered
12

Keep nerding

Based on 405 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.