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WanderNerd

Flight Reliability

UA 4032 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 4032 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

86%
Arrive within 15 minutes
6 min
Average arrival delay
0%
Cancelled
11 min early
Median arrival delay

Based on 185 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon90%(29 flights)
  • Tue97%(30 flights)
  • Wed79%(29 flights)
  • Thu76%(29 flights)
  • Fri89%(26 flights)
  • Sat86%(22 flights)
  • Sun85%(20 flights)
On-time by departure window
  • 9 AM–12 PM91%(45 flights)
  • 12–3 PM83%(18 flights)
  • 3–6 PM88%(56 flights)
  • 6–9 PM83%(48 flights)
  • 9 PM–12 AM78%(18 flights)
On-time trend by month
89%
May

Oct 79% → May 89% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
October 202579%19
November 202593%14
December 202581%31
January 202692%12
February 202685%20
March 202683%29
April 202690%29
May 202689%28
Departures on time
84%
Diverted
0%
Flights flown
185
Months covered
9

Based on 185 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.