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Flight Reliability

UA 3632 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 3632 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

90%
Arrive within 15 minutes
4 min early
Average arrival delay
2.9%
Cancelled
14 min early
Median arrival delay

Based on 377 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon89%(54 flights)
  • Tue96%(50 flights)
  • Wed92%(50 flights)
  • Thu91%(53 flights)
  • Fri87%(55 flights)
  • Sat96%(52 flights)
  • Sun79%(52 flights)
On-time by departure window
  • 6–9 AM90%(10 flights)
  • 9 AM–12 PM90%(294 flights)
  • 12–3 PM88%(41 flights)
  • 3–6 PM95%(21 flights)
On-time trend by month
93%
May

Jun 84% → May 93% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202584%31
July 202586%28
August 202593%45
September 2025100%29
October 2025100%30
November 202586%29
December 202587%30
January 202690%29
February 202696%24
March 202677%31
April 202687%30
May 202693%30
Departures on time
90%
Diverted
0%
Flights flown
366
Months covered
12

Keep nerding

Based on 377 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.