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WanderNerd

Flight Reliability

DL 3868 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 3868 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

69%
Arrive within 15 minutes
21 min
Average arrival delay
0.8%
Cancelled
5 min early
Median arrival delay

Based on 239 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon52%(31 flights)
  • Tue75%(28 flights)
  • Wed83%(29 flights)
  • Thu84%(32 flights)
  • Fri61%(31 flights)
  • Sat68%(47 flights)
  • Sun61%(36 flights)
On-time by departure window
  • 6–9 AM76%(25 flights)
  • 9 AM–12 PM75%(36 flights)
  • 12–3 PM66%(95 flights)
  • 3–6 PM67%(78 flights)
On-time trend by month
71%
Apr

Jun 82% → Apr 71% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202582%11
August 202572%32
December 202577%22
January 202654%37
February 202681%41
March 202666%61
April 202671%24
Departures on time
75%
Diverted
1.3%
Flights flown
234
Months covered
10

Based on 239 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.