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Flight Reliability

UA 3514 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 3514 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

81%
Arrive within 15 minutes
6 min
Average arrival delay
4.4%
Cancelled
8 min early
Median arrival delay

Based on 317 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon78%(46 flights)
  • Tue79%(38 flights)
  • Wed81%(41 flights)
  • Thu89%(44 flights)
  • Fri69%(45 flights)
  • Sat82%(44 flights)
  • Sun86%(44 flights)
On-time by departure window
  • 6–9 AM91%(69 flights)
  • 9 AM–12 PM81%(36 flights)
  • 12–3 PM(9 flights)
  • 3–6 PM76%(117 flights)
  • 6–9 PM75%(71 flights)
On-time trend by month
96%
May

Jun 69% → May 96% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202569%29
July 202587%30
August 202587%31
September 202577%30
October 202580%30
November 202578%23
December 202586%14
January 202679%29
February 202684%25
April 202668%28
May 202696%24
Departures on time
88%
Diverted
0.3%
Flights flown
302
Months covered
12

Based on 317 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.