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Flight Reliability

UA 4712 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 4712 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

71%
Arrive within 15 minutes
15 min
Average arrival delay
1.7%
Cancelled
6 min early
Median arrival delay

Based on 350 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon69%(52 flights)
  • Tue75%(52 flights)
  • Wed79%(52 flights)
  • Thu66%(50 flights)
  • Fri67%(46 flights)
  • Sat76%(42 flights)
  • Sun65%(49 flights)
On-time by departure window
  • 9 AM–12 PM100%(13 flights)
  • 12–3 PM—(1 flights)
  • 3–6 PM30%(10 flights)
  • 6–9 PM71%(319 flights)
On-time trend by month
81%
May

Jun 33% → May 81% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202533%30
July 202555%29
August 202572%25
September 202575%24
October 202571%31
November 202576%25
December 202557%30
January 202676%29
February 202686%28
March 202694%31
April 202680%30
May 202681%31
Departures on time
75%
Diverted
0.3%
Flights flown
343
Months covered
12

Keep nerding

Based on 350 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.