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Flight Reliability

UA 596 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 596 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
8 min early
Average arrival delay
0.4%
Cancelled
15 min early
Median arrival delay

Based on 551 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon92%(79 flights)
  • Tue93%(72 flights)
  • Wed85%(78 flights)
  • Thu91%(78 flights)
  • Fri95%(81 flights)
  • Sat90%(76 flights)
  • Sun95%(83 flights)
On-time by departure window
  • 3–6 AM98%(216 flights)
  • 6–9 AM94%(146 flights)
  • 9 AM–12 PM88%(168 flights)
  • 3–6 PM—(3 flights)
  • 6–9 PM36%(14 flights)
On-time trend by month
90%
May

Jun 82% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202582%34
July 202587%52
August 202580%66
September 202592%36
October 202593%56
November 202597%59
December 202597%32
January 202697%31
February 2026100%28
March 202694%32
April 202698%60
May 202690%61
Departures on time
93%
Diverted
0.4%
Flights flown
547
Months covered
12

Keep nerding

Based on 551 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.