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Flight Reliability

UA 1232 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 1232 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
11 min
Average arrival delay
1.9%
Cancelled
8 min early
Median arrival delay

Based on 520 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(70 flights)
  • Tue85%(74 flights)
  • Wed79%(72 flights)
  • Thu73%(73 flights)
  • Fri68%(76 flights)
  • Sat76%(63 flights)
  • Sun72%(76 flights)
On-time by departure window
  • 6–9 AM96%(107 flights)
  • 9 AM–12 PM86%(196 flights)
  • 12–3 PM52%(79 flights)
  • 3–6 PM70%(27 flights)
  • 6–9 PM51%(57 flights)
  • 9 PM–12 AM66%(38 flights)
On-time trend by month
94%
May

Jun 60% → May 94% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202560%55
July 202549%51
August 202559%49
September 202565%26
October 202552%27
November 202593%30
December 202581%31
January 202690%29
February 202689%28
March 202695%56
April 202688%60
May 202694%62
Departures on time
79%
Diverted
1.2%
Flights flown
504
Months covered
12

Keep nerding

Based on 520 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.