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Flight Reliability

UA 2623 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 2623 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

89%
Arrive within 15 minutes
6 min early
Average arrival delay
0.5%
Cancelled
11 min early
Median arrival delay

Based on 395 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon90%(57 flights)
  • Tue92%(51 flights)
  • Wed91%(53 flights)
  • Thu88%(59 flights)
  • Fri90%(59 flights)
  • Sat86%(55 flights)
  • Sun85%(59 flights)
On-time by departure window
  • 6–9 AM84%(145 flights)
  • 9 AM–12 PM92%(127 flights)
  • 12–3 PM89%(93 flights)
  • 3–6 PM93%(28 flights)
On-time trend by month
81%
May

Jun 97% → May 81% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202597%30
July 202593%30
August 202589%44
September 202594%31
October 202597%31
November 202580%30
December 202568%31
January 202697%31
February 202685%40
March 2026100%32
April 202686%21
May 202681%42
Departures on time
89%
Diverted
0%
Flights flown
393
Months covered
12

Keep nerding

Based on 395 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.