Skip to content
WanderNerd
Check a flight

Flight Reliability

DL 5030 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 5030 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
17 min
Average arrival delay
2.5%
Cancelled
6 min early
Median arrival delay

Based on 323 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon59%(49 flights)
  • Tue71%(45 flights)
  • Wed80%(44 flights)
  • Thu71%(49 flights)
  • Fri83%(48 flights)
  • Sat81%(31 flights)
  • Sun77%(48 flights)
On-time by departure window
  • 9 AM–12 PM78%(27 flights)
  • 12–3 PM71%(149 flights)
  • 3–6 PM75%(79 flights)
  • 6–9 PM81%(59 flights)
On-time trend by month
73%
May

Jun 44% → May 73% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202544%25
July 202556%25
August 202589%26
October 2025100%14
November 202580%10
January 202675%28
February 202673%26
March 202675%55
April 202681%42
May 202673%45
Departures on time
71%
Diverted
0.3%
Flights flown
314
Months covered
12

Keep nerding

Based on 323 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.