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Flight Reliability

DL 5475 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 5475 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

71%
Arrive within 15 minutes
17 min
Average arrival delay
2.3%
Cancelled
2 min early
Median arrival delay

Based on 436 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon71%(59 flights)
  • Tue68%(60 flights)
  • Wed76%(58 flights)
  • Thu61%(61 flights)
  • Fri77%(61 flights)
  • Sat73%(60 flights)
  • Sun69%(64 flights)
On-time by departure window
  • 6–9 AM95%(20 flights)
  • 9 AM–12 PM61%(95 flights)
  • 12–3 PM75%(243 flights)
  • 3–6 PM62%(61 flights)
  • 6–9 PM—(4 flights)
On-time trend by month
95%
May

Jun 48% → May 95% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202548%27
July 202551%35
August 202580%46
September 202589%52
October 202566%55
November 202577%52
December 202560%57
January 202673%15
March 202652%23
April 202671%17
May 202695%42
Departures on time
75%
Diverted
0.7%
Flights flown
423
Months covered
12

Keep nerding

Based on 436 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.