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Flight Reliability

UA 4847 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 4847 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

83%
Arrive within 15 minutes
3 min
Average arrival delay
3.7%
Cancelled
9 min early
Median arrival delay

Based on 188 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon82%(27 flights)
  • Tue86%(29 flights)
  • Wed92%(26 flights)
  • Thu86%(28 flights)
  • Fri82%(27 flights)
  • Sat—(8 flights)
  • Sun71%(35 flights)
On-time by departure window
  • 3–6 AM—(2 flights)
  • 6–9 AM100%(11 flights)
  • 12–3 PM78%(49 flights)
  • 3–6 PM83%(118 flights)
On-time trend by month
100%
May

Nov 96% → May 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
November 202596%24
December 202559%27
January 202675%24
February 202683%23
March 202687%30
April 202692%26
May 2026100%11
Departures on time
83%
Diverted
0.5%
Flights flown
180
Months covered
11

Keep nerding

Based on 188 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.