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WanderNerd

Flight Reliability

DL 5141 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 5141 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

79%
Arrive within 15 minutes
14 min
Average arrival delay
1.8%
Cancelled
6 min early
Median arrival delay

Based on 379 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon64%(55 flights)
  • Tue90%(49 flights)
  • Wed69%(52 flights)
  • Thu84%(57 flights)
  • Fri82%(56 flights)
  • Sat86%(43 flights)
  • Sun81%(59 flights)
On-time by departure window
  • 6–9 AM83%(114 flights)
  • 9 AM–12 PM82%(105 flights)
  • 12–3 PM84%(49 flights)
  • 3–6 PM68%(57 flights)
  • 9 PM–12 AM72%(46 flights)
On-time trend by month
77%
May

Jun 89% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202589%46
July 202579%48
August 202579%42
September 202590%40
October 2025100%11
December 202575%20
January 202647%15
February 202663%24
March 202679%53
April 202679%42
May 202677%30
Departures on time
82%
Diverted
0.3%
Flights flown
371
Months covered
11

Based on 379 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.