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WanderNerd

Flight Reliability

UA 4076 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 4076 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

84%
Arrive within 15 minutes
3 min
Average arrival delay
2.2%
Cancelled
9 min early
Median arrival delay

Based on 226 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon93%(28 flights)
  • Tue83%(30 flights)
  • Wed77%(34 flights)
  • Thu97%(34 flights)
  • Fri77%(35 flights)
  • Sat89%(26 flights)
  • Sun73%(33 flights)
On-time by departure window
  • 6–9 AM(8 flights)
  • 12–3 PM88%(82 flights)
  • 3–6 PM81%(79 flights)
  • 6–9 PM77%(30 flights)
  • 9 PM–12 AM81%(21 flights)
On-time trend by month
96%
May

Oct 80% → May 96% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
October 202580%30
November 202578%23
December 202587%30
January 202680%30
February 202696%28
March 202670%27
April 202681%21
May 202696%25
Departures on time
83%
Diverted
0.4%
Flights flown
220
Months covered
9

Based on 226 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.