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Flight Reliability

UA 3693 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 3693 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

78%
Arrive within 15 minutes
10 min
Average arrival delay
4.3%
Cancelled
7 min early
Median arrival delay

Based on 328 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon75%(44 flights)
  • Tue80%(45 flights)
  • Wed83%(47 flights)
  • Thu80%(45 flights)
  • Fri81%(47 flights)
  • Sat76%(37 flights)
  • Sun73%(48 flights)
On-time by departure window
  • 6–9 AM88%(58 flights)
  • 9 AM–12 PM75%(186 flights)
  • 12–3 PM81%(31 flights)
  • 3–6 PM75%(16 flights)
  • 6–9 PM—(3 flights)
  • 9 PM–12 AM79%(19 flights)
On-time trend by month
86%
May

Jun 86% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202586%28
July 202561%28
August 202581%31
September 202575%28
October 202574%27
November 202577%26
December 202579%29
January 202672%29
February 202692%25
April 202682%27
May 202686%28
Departures on time
83%
Diverted
0.3%
Flights flown
313
Months covered
12

Keep nerding

Based on 328 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.