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Flight Reliability

UA 4415 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 4415 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

77%
Arrive within 15 minutes
21 min
Average arrival delay
3.0%
Cancelled
4 min early
Median arrival delay

Based on 338 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon77%(43 flights)
  • Tue72%(46 flights)
  • Wed77%(47 flights)
  • Thu82%(44 flights)
  • Fri68%(44 flights)
  • Sat84%(51 flights)
  • Sun79%(52 flights)
On-time by departure window
  • 6–9 AM80%(158 flights)
  • 9 AM–12 PM88%(67 flights)
  • 12–3 PM—(3 flights)
  • 3–6 PM81%(31 flights)
  • 6–9 PM58%(43 flights)
  • 9 PM–12 AM60%(25 flights)
On-time trend by month
76%
May

Jun 63% → May 76% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202563%27
August 202584%31
September 202587%30
October 202587%31
November 202593%30
December 202577%30
January 202665%31
February 202689%27
March 202666%29
April 202652%25
May 202676%29
Departures on time
75%
Diverted
0.3%
Flights flown
327
Months covered
12

Keep nerding

Based on 338 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.