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Flight Reliability

DL 5619 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 5619 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

74%
Arrive within 15 minutes
8 min
Average arrival delay
4.9%
Cancelled
7 min early
Median arrival delay

Based on 552 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon79%(79 flights)
  • Tue69%(86 flights)
  • Wed79%(81 flights)
  • Thu74%(78 flights)
  • Fri68%(81 flights)
  • Sat82%(34 flights)
  • Sun73%(86 flights)
On-time by departure window
  • 6–9 AM—(1 flights)
  • 9 AM–12 PM77%(22 flights)
  • 12–3 PM72%(18 flights)
  • 3–6 PM70%(221 flights)
  • 6–9 PM78%(263 flights)
On-time trend by month
77%
May

Jun 70% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%54
July 202557%51
August 202580%56
September 202558%60
October 202568%50
November 202576%41
December 202564%11
January 202692%26
February 202696%25
March 202683%47
April 202683%52
May 202677%52
Departures on time
71%
Diverted
0%
Flights flown
525
Months covered
12

Keep nerding

Based on 552 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.