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Flight Reliability

UA 3486 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 3486 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

79%
Arrive within 15 minutes
8 min
Average arrival delay
7.7%
Cancelled
10 min early
Median arrival delay

Based on 207 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon85%(26 flights)
  • Tue92%(25 flights)
  • Wed78%(27 flights)
  • Thu73%(26 flights)
  • Fri73%(30 flights)
  • Sat76%(29 flights)
  • Sun79%(28 flights)
On-time by departure window
  • 6–9 AM—(4 flights)
  • 9 AM–12 PM88%(120 flights)
  • 6–9 PM51%(43 flights)
  • 9 PM–12 AM79%(24 flights)
On-time trend by month
97%
May

Jun 68% → May 97% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202568%28
July 202552%23
August 202563%16
December 202585%13
February 202688%16
March 202680%30
April 202693%29
May 202697%31
Departures on time
81%
Diverted
0%
Flights flown
191
Months covered
9

Keep nerding

Based on 207 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.