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Flight Reliability

UA 5063 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 5063 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
4 min
Average arrival delay
1.6%
Cancelled
10 min early
Median arrival delay

Based on 430 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon82%(62 flights)
  • Tue84%(57 flights)
  • Wed92%(59 flights)
  • Thu84%(61 flights)
  • Fri81%(62 flights)
  • Sat88%(59 flights)
  • Sun71%(62 flights)
On-time by departure window
  • 6–9 AM87%(23 flights)
  • 9 AM–12 PM88%(34 flights)
  • 12–3 PM83%(107 flights)
  • 3–6 PM79%(67 flights)
  • 6–9 PM83%(191 flights)
On-time trend by month
73%
May

Jun 81% → May 73% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202581%21
July 202581%31
August 202584%31
September 202586%29
October 202582%49
November 202585%27
December 202571%28
January 202684%55
February 202695%39
March 202690%30
April 202687%31
May 202673%51
Departures on time
84%
Diverted
0.2%
Flights flown
422
Months covered
12

Keep nerding

Based on 430 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.