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Flight Reliability

UA 4711 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 4711 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

76%
Arrive within 15 minutes
9 min
Average arrival delay
3.3%
Cancelled
0 min
Median arrival delay

Based on 330 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon70%(46 flights)
  • Tue80%(44 flights)
  • Wed71%(45 flights)
  • Thu63%(46 flights)
  • Fri83%(46 flights)
  • Sat85%(46 flights)
  • Sun78%(46 flights)
On-time by departure window
  • 6–9 AM80%(163 flights)
  • 12–3 PM—(1 flights)
  • 6–9 PM71%(155 flights)
On-time trend by month
77%
May

Jun 67% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202567%30
July 202568%31
August 202590%19
October 202587%31
November 202590%29
December 202571%31
January 202670%30
February 202675%28
March 202670%27
April 202664%25
May 202677%31
Departures on time
84%
Diverted
0%
Flights flown
319
Months covered
12

Keep nerding

Based on 330 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.