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Flight Reliability

DL 3086 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 3086 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

82%
Arrive within 15 minutes
8 min
Average arrival delay
2.1%
Cancelled
7 min early
Median arrival delay

Based on 332 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon77%(51 flights)
  • Tue93%(43 flights)
  • Wed95%(43 flights)
  • Thu81%(48 flights)
  • Fri76%(50 flights)
  • Sat90%(39 flights)
  • Sun67%(48 flights)
On-time by departure window
  • 9 AM–12 PM89%(73 flights)
  • 12–3 PM88%(72 flights)
  • 9 PM–12 AM77%(177 flights)
On-time trend by month
87%
May

Jun 35% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202535%17
July 202533%15
October 202586%50
November 202592%59
December 202586%36
January 202684%25
February 202689%28
March 202674%27
April 202693%30
May 202687%30
Departures on time
80%
Diverted
0.9%
Flights flown
322
Months covered
11

Keep nerding

Based on 332 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.