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WanderNerd

Flight Reliability

DL 5669 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 5669 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

70%
Arrive within 15 minutes
18 min
Average arrival delay
7.8%
Cancelled
7 min early
Median arrival delay

Based on 488 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon72%(68 flights)
  • Tue72%(74 flights)
  • Wed75%(73 flights)
  • Thu66%(68 flights)
  • Fri67%(75 flights)
  • Sat85%(20 flights)
  • Sun62%(71 flights)
On-time by departure window
  • 6–9 AM60%(20 flights)
  • 9 AM–12 PM85%(117 flights)
  • 12–3 PM77%(106 flights)
  • 3–6 PM55%(142 flights)
  • 6–9 PM(4 flights)
  • 9 PM–12 AM63%(60 flights)
On-time trend by month
92%
May

Jun 50% → May 92% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202550%42
July 202552%46
August 202560%50
September 202573%11
October 202567%21
November 202563%27
December 202565%26
January 202681%48
February 202680%44
March 202672%47
April 202680%51
May 202692%36
Departures on time
73%
Diverted
0.2%
Flights flown
449
Months covered
12

Based on 488 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.