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WanderNerd

Flight Reliability

DL 1081 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 1081 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

64%
Arrive within 15 minutes
25 min
Average arrival delay
2.8%
Cancelled
4 min
Median arrival delay

Based on 249 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon76%(41 flights)
  • Tue69%(29 flights)
  • Wed63%(30 flights)
  • Thu66%(44 flights)
  • Fri68%(37 flights)
  • Sat52%(21 flights)
  • Sun51%(37 flights)
On-time by departure window
  • 6–9 AM74%(114 flights)
  • 9 AM–12 PM(1 flights)
  • 12–3 PM(1 flights)
  • 6–9 PM67%(18 flights)
  • 9 PM–12 AM53%(105 flights)
On-time trend by month
67%
May

Jun 32% → May 67% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202532%28
July 202550%28
August 202550%20
September 202575%12
October 202581%16
January 202670%27
February 202650%26
March 202683%29
April 202688%24
May 202667%18
Departures on time
70%
Diverted
1.2%
Flights flown
239
Months covered
12

Based on 249 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.