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WanderNerd

Flight Reliability

UA 3675 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 3675 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

76%
Arrive within 15 minutes
9 min
Average arrival delay
5.5%
Cancelled
9 min early
Median arrival delay

Based on 309 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon85%(41 flights)
  • Tue74%(42 flights)
  • Wed80%(39 flights)
  • Thu79%(42 flights)
  • Fri71%(49 flights)
  • Sat71%(38 flights)
  • Sun70%(40 flights)
On-time by departure window
  • 6–9 AM94%(16 flights)
  • 9 AM–12 PM85%(116 flights)
  • 12–3 PM50%(16 flights)
  • 3–6 PM69%(143 flights)
On-time trend by month
83%
May

Jun 64% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202564%25
July 202540%20
August 202573%22
September 202593%29
October 202581%31
November 202578%27
December 202565%31
January 202683%29
February 202692%24
March 202673%11
April 202669%13
May 202683%29
Departures on time
80%
Diverted
0.3%
Flights flown
291
Months covered
12

Based on 309 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.