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Flight Reliability

UA 4595 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 4595 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

70%
Arrive within 15 minutes
15 min
Average arrival delay
0.4%
Cancelled
1 min early
Median arrival delay

Based on 273 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon62%(37 flights)
  • Tue71%(42 flights)
  • Wed76%(41 flights)
  • Thu74%(39 flights)
  • Fri63%(35 flights)
  • Sat74%(38 flights)
  • Sun67%(39 flights)
On-time by departure window
  • 6–9 AM70%(27 flights)
  • 9 AM–12 PM57%(37 flights)
  • 12–3 PM74%(140 flights)
  • 3–6 PM66%(41 flights)
  • 6–9 PM73%(26 flights)
On-time trend by month
73%
May

Jun 62% → May 73% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202562%29
July 202572%29
August 202577%13
September 202571%28
October 202574%31
November 202553%30
December 202569%29
January 202673%30
February 202682%28
May 202673%15
Departures on time
75%
Diverted
0.4%
Flights flown
271
Months covered
12

Based on 273 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.