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Flight Reliability

UA 4476 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 4476 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

68%
Arrive within 15 minutes
22 min
Average arrival delay
2.9%
Cancelled
1 min early
Median arrival delay

Based on 348 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon73%(44 flights)
  • Tue83%(48 flights)
  • Wed63%(49 flights)
  • Thu63%(49 flights)
  • Fri58%(50 flights)
  • Sat75%(48 flights)
  • Sun63%(49 flights)
On-time by departure window
  • 6–9 AM75%(51 flights)
  • 9 AM–12 PM71%(123 flights)
  • 12–3 PM60%(105 flights)
  • 3–6 PM(2 flights)
  • 6–9 PM86%(21 flights)
  • 9 PM–12 AM66%(35 flights)
On-time trend by month
79%
May

Jun 63% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202563%30
July 202540%30
August 202558%19
September 202584%25
October 202581%31
November 202583%30
December 202569%29
January 202662%29
February 202675%28
March 202659%27
April 202663%30
May 202679%29
Departures on time
74%
Diverted
0.3%
Flights flown
337
Months covered
12

Based on 348 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.