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Flight Reliability

DL 3808 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 3808 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

91%
Arrive within 15 minutes
5 min early
Average arrival delay
0.3%
Cancelled
8 min early
Median arrival delay

Based on 684 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon94%(104 flights)
  • Tue91%(102 flights)
  • Wed86%(95 flights)
  • Thu93%(96 flights)
  • Fri87%(98 flights)
  • Sat91%(86 flights)
  • Sun94%(100 flights)
On-time by departure window
  • 9 AM–12 PM—(2 flights)
  • 12–3 PM—(2 flights)
  • 3–6 PM91%(338 flights)
  • 6–9 PM91%(339 flights)
On-time trend by month
86%
May

Jun 100% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 2025100%60
July 202590%60
August 202587%62
September 202596%50
October 202593%60
November 202595%56
December 202594%54
January 202691%54
February 202689%44
March 202692%60
April 202680%59
May 202686%62
Departures on time
91%
Diverted
0.1%
Flights flown
681
Months covered
12

Keep nerding

Based on 684 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.