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Flight Reliability

DL 5533 · Delta Air Lines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and DL 5533 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

74%
Arrive within 15 minutes
14 min
Average arrival delay
0.4%
Cancelled
8 min early
Median arrival delay

Based on 569 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon65%(80 flights)
  • Tue67%(82 flights)
  • Wed63%(82 flights)
  • Thu81%(83 flights)
  • Fri78%(81 flights)
  • Sat79%(76 flights)
  • Sun83%(83 flights)
On-time by departure window
  • 9 AM–12 PM74%(275 flights)
  • 12–3 PM74%(280 flights)
  • 3–6 PM83%(12 flights)
On-time trend by month
55%
May

Jun 63% → May 55% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202563%60
July 202574%62
August 202587%62
September 202587%60
October 202592%49
November 202575%56
December 202541%37
February 202691%11
March 202669%48
April 202681%58
May 202655%58
Departures on time
75%
Diverted
0%
Flights flown
567
Months covered
12

Keep nerding

Based on 569 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.