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Flight Reliability

UA 2163 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 2163 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

92%
Arrive within 15 minutes
5 min early
Average arrival delay
0.5%
Cancelled
11 min early
Median arrival delay

Based on 590 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon94%(79 flights)
  • Tue92%(86 flights)
  • Wed95%(86 flights)
  • Thu91%(87 flights)
  • Fri90%(87 flights)
  • Sat85%(80 flights)
  • Sun94%(82 flights)
On-time by departure window
  • 9 AM–12 PM94%(284 flights)
  • 12–3 PM89%(282 flights)
  • 3–6 PM81%(21 flights)
On-time trend by month
88%
May

Jun 90% → May 88% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202590%30
July 202597%61
August 202595%61
September 202598%57
October 202593%56
November 202597%30
December 202580%45
January 202688%59
February 202687%71
March 202692%38
April 202694%31
May 202688%48
Departures on time
89%
Diverted
0%
Flights flown
587
Months covered
12

Keep nerding

Based on 590 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.