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Flight Reliability

DL 5059 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 5059 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

69%
Arrive within 15 minutes
19 min
Average arrival delay
7.3%
Cancelled
6 min early
Median arrival delay

Based on 439 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon81%(67 flights)
  • Tue72%(61 flights)
  • Wed65%(62 flights)
  • Thu70%(66 flights)
  • Fri67%(69 flights)
  • Sat69%(13 flights)
  • Sun59%(68 flights)
On-time by departure window
  • 9 AM–12 PM84%(49 flights)
  • 12–3 PM86%(44 flights)
  • 3–6 PM57%(81 flights)
  • 6–9 PM69%(80 flights)
  • 9 PM–12 AM65%(152 flights)
On-time trend by month
46%
May

Jun 70% → May 46% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%20
July 202543%21
August 202584%25
September 202584%25
October 202567%24
November 202555%22
December 202566%32
January 202680%46
February 202685%39
March 202668%53
April 202674%49
May 202646%50
Departures on time
68%
Diverted
0.2%
Flights flown
406
Months covered
12

Keep nerding

Based on 439 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.