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Flight Reliability

UA 4190 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 4190 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

80%
Arrive within 15 minutes
17 min
Average arrival delay
2.7%
Cancelled
12 min early
Median arrival delay

Based on 365 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon73%(51 flights)
  • Tue80%(51 flights)
  • Wed87%(53 flights)
  • Thu85%(52 flights)
  • Fri83%(54 flights)
  • Sat81%(48 flights)
  • Sun71%(45 flights)
On-time by departure window
  • 6–9 AM88%(147 flights)
  • 9 AM–12 PM82%(125 flights)
  • 12–3 PM60%(65 flights)
  • 3–6 PM82%(17 flights)
On-time trend by month
84%
May

Jun 64% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202564%14
July 202584%25
August 202590%31
September 202593%30
October 202581%31
November 202554%28
December 202572%29
January 202682%28
February 202680%25
March 202673%52
April 2026100%30
May 202684%31
Departures on time
79%
Diverted
0.3%
Flights flown
354
Months covered
12

Keep nerding

Based on 365 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.