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Flight Reliability

UA 3582 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 3582 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

79%
Arrive within 15 minutes
6 min
Average arrival delay
4.0%
Cancelled
11 min early
Median arrival delay

Based on 378 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon82%(50 flights)
  • Tue73%(51 flights)
  • Wed85%(52 flights)
  • Thu73%(51 flights)
  • Fri82%(54 flights)
  • Sat79%(52 flights)
  • Sun82%(51 flights)
On-time by departure window
  • 6–9 AM90%(90 flights)
  • 9 AM–12 PM66%(32 flights)
  • 12–3 PM—(5 flights)
  • 3–6 PM—(1 flights)
  • 6–9 PM82%(174 flights)
  • 9 PM–12 AM64%(59 flights)
On-time trend by month
83%
May

Jun 67% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202567%30
July 202562%26
August 202575%48
September 202579%29
October 202587%31
November 202593%27
December 202569%29
January 202693%27
February 202696%24
March 202687%30
April 202667%30
May 202683%30
Departures on time
84%
Diverted
0.5%
Flights flown
361
Months covered
12

Keep nerding

Based on 378 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.