Skip to content
WanderNerd
Check a flight

Flight Reliability

UA 447 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 447 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

81%
Arrive within 15 minutes
3 min
Average arrival delay
2.8%
Cancelled
7 min early
Median arrival delay

Based on 400 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon80%(56 flights)
  • Tue80%(54 flights)
  • Wed90%(57 flights)
  • Thu85%(54 flights)
  • Fri82%(56 flights)
  • Sat74%(54 flights)
  • Sun79%(57 flights)
On-time by departure window
  • 12–3 AM—(1 flights)
  • 6–9 AM87%(157 flights)
  • 9 AM–12 PM82%(192 flights)
  • 12–3 PM—(1 flights)
  • 3–6 PM75%(12 flights)
  • 9 PM–12 AM48%(25 flights)
On-time trend by month
90%
May

Jun 87% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202587%30
July 202596%28
August 202593%30
September 202590%29
October 202550%34
November 202570%56
December 202573%33
January 202680%30
February 202692%26
March 202681%31
April 202693%30
May 202690%31
Departures on time
86%
Diverted
0.3%
Flights flown
388
Months covered
12

Keep nerding

Based on 400 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.