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Flight Reliability

UA 4606 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 4606 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

74%
Arrive within 15 minutes
13 min
Average arrival delay
2.6%
Cancelled
9 min early
Median arrival delay

Based on 265 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon63%(35 flights)
  • Tue73%(37 flights)
  • Wed69%(39 flights)
  • Thu68%(38 flights)
  • Fri84%(43 flights)
  • Sat78%(23 flights)
  • Sun79%(43 flights)
On-time by departure window
  • 6–9 AM74%(160 flights)
  • 9 AM–12 PM73%(44 flights)
  • 12–3 PM67%(45 flights)
  • 3–6 PM(1 flights)
  • 6–9 PM(5 flights)
  • 9 PM–12 AM(3 flights)
On-time trend by month
58%
May

Jul 72% → May 58% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
July 202572%25
August 202577%26
October 202575%12
November 202569%29
December 202564%28
January 202678%27
February 202682%27
March 202674%23
April 202679%24
May 202658%24
Departures on time
80%
Diverted
0%
Flights flown
258
Months covered
12

Based on 265 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.