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WanderNerd

Flight Reliability

UA 5235 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 5235 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

77%
Arrive within 15 minutes
14 min
Average arrival delay
1.3%
Cancelled
5 min early
Median arrival delay

Based on 301 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(41 flights)
  • Tue79%(43 flights)
  • Wed79%(42 flights)
  • Thu80%(44 flights)
  • Fri66%(44 flights)
  • Sat76%(42 flights)
  • Sun81%(41 flights)
On-time by departure window
  • 3–6 AM79%(19 flights)
  • 6–9 AM82%(68 flights)
  • 9 AM–12 PM72%(46 flights)
  • 12–3 PM92%(24 flights)
  • 3–6 PM76%(107 flights)
  • 6–9 PM70%(33 flights)
On-time trend by month
70%
May

Jul 67% → May 70% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
July 202567%30
August 202571%31
September 202593%30
October 202584%25
December 202566%29
January 202686%29
February 202693%28
March 202690%30
April 202660%30
May 202670%30
Departures on time
82%
Diverted
0%
Flights flown
297
Months covered
11

Based on 301 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.