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WanderNerd

Flight Reliability

UA 4026 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 4026 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

88%
Arrive within 15 minutes
6 min early
Average arrival delay
2.6%
Cancelled
16 min early
Median arrival delay

Based on 230 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon85%(33 flights)
  • Tue94%(31 flights)
  • Wed94%(34 flights)
  • Thu88%(34 flights)
  • Fri91%(33 flights)
  • Sat71%(31 flights)
  • Sun93%(28 flights)
On-time by departure window
  • 3–6 AM93%(29 flights)
  • 6–9 AM84%(112 flights)
  • 9 AM–12 PM90%(31 flights)
  • 12–3 PM94%(36 flights)
  • 6–9 PM88%(16 flights)
On-time trend by month
90%
May

Oct 93% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
October 202593%29
November 2025100%11
December 202590%30
January 202667%30
February 202693%28
March 202690%30
April 202690%30
May 202690%30
Departures on time
92%
Diverted
0%
Flights flown
224
Months covered
9

Based on 230 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.