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WanderNerd

Flight Reliability

UA 4565 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 4565 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

78%
Arrive within 15 minutes
12 min
Average arrival delay
1.7%
Cancelled
12 min early
Median arrival delay

Based on 302 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(46 flights)
  • Tue79%(28 flights)
  • Wed85%(48 flights)
  • Thu81%(47 flights)
  • Fri70%(50 flights)
  • Sat71%(34 flights)
  • Sun74%(42 flights)
On-time by departure window
  • 6–9 AM91%(35 flights)
  • 9 AM–12 PM78%(170 flights)
  • 12–3 PM86%(43 flights)
  • 3–6 PM57%(47 flights)
On-time trend by month
84%
May

Jun 90% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202590%30
July 202543%30
August 202580%20
September 202589%28
October 202555%33
November 202585%27
December 202573%15
January 202679%19
February 202691%21
March 202686%22
April 202688%25
May 202684%25
Departures on time
79%
Diverted
0.7%
Flights flown
295
Months covered
12

Based on 302 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.