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Flight Reliability

DL 3881 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 3881 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

92%
Arrive within 15 minutes
6 min early
Average arrival delay
0%
Cancelled
12 min early
Median arrival delay

Based on 562 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon96%(80 flights)
  • Tue95%(82 flights)
  • Wed89%(82 flights)
  • Thu94%(83 flights)
  • Fri90%(77 flights)
  • Sat87%(78 flights)
  • Sun94%(77 flights)
On-time by departure window
  • 6–9 AM92%(339 flights)
  • 9 AM–12 PM92%(204 flights)
  • 12–3 PM88%(16 flights)
On-time trend by month
95%
May

Jun 92% → May 95% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202592%59
July 2025100%62
August 202598%58
September 202587%60
October 202594%52
November 202593%29
December 202582%61
January 202691%33
February 202689%28
March 202684%31
April 2026100%30
May 202695%56
Departures on time
93%
Diverted
0.5%
Flights flown
559
Months covered
12

Keep nerding

Based on 562 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.