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Flight Reliability

UA 4182 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 4182 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
39 min
Average arrival delay
2.5%
Cancelled
3 min
Median arrival delay

Based on 364 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon56%(48 flights)
  • Tue56%(52 flights)
  • Wed60%(52 flights)
  • Thu71%(49 flights)
  • Fri65%(51 flights)
  • Sat75%(51 flights)
  • Sun70%(50 flights)
On-time by departure window
  • 6–9 AM68%(25 flights)
  • 9 AM–12 PM77%(57 flights)
  • 12–3 PM61%(61 flights)
  • 3–6 PM62%(210 flights)
On-time trend by month
71%
May

Jun 57% → May 71% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202557%30
July 202543%30
August 202570%30
September 202563%30
October 202584%31
November 202559%27
December 202552%29
January 202670%30
February 202682%28
March 202674%31
April 202646%26
May 202671%31
Departures on time
69%
Diverted
0.5%
Flights flown
353
Months covered
12

Keep nerding

Based on 364 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.