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WanderNerd

Flight Reliability

UA 4419 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 4419 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

65%
Arrive within 15 minutes
22 min
Average arrival delay
4.2%
Cancelled
1 min
Median arrival delay

Based on 334 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon65%(48 flights)
  • Tue71%(45 flights)
  • Wed67%(42 flights)
  • Thu69%(45 flights)
  • Fri53%(47 flights)
  • Sat60%(48 flights)
  • Sun74%(43 flights)
On-time by departure window
  • 6–9 AM80%(40 flights)
  • 9 AM–12 PM74%(83 flights)
  • 12–3 PM70%(77 flights)
  • 3–6 PM59%(49 flights)
  • 6–9 PM44%(66 flights)
  • 9 PM–12 AM(3 flights)
On-time trend by month
85%
May

Jun 73% → May 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202573%15
July 202570%30
August 202565%31
September 202589%28
October 202540%30
November 202546%22
December 202535%26
January 202657%28
February 202679%28
March 202667%30
April 202683%30
May 202685%20
Departures on time
70%
Diverted
0.6%
Flights flown
318
Months covered
12

Based on 334 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.