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Flight Reliability

UA 6120 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 6120 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

82%
Arrive within 15 minutes
8 min
Average arrival delay
4.0%
Cancelled
7 min early
Median arrival delay

Based on 323 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon79%(47 flights)
  • Tue83%(46 flights)
  • Wed87%(39 flights)
  • Thu85%(47 flights)
  • Fri89%(45 flights)
  • Sat76%(42 flights)
  • Sun71%(42 flights)
On-time by departure window
  • 6–9 AM94%(18 flights)
  • 9 AM–12 PM88%(73 flights)
  • 12–3 PM84%(127 flights)
  • 3–6 PM—(5 flights)
  • 6–9 PM—(5 flights)
  • 9 PM–12 AM71%(80 flights)
On-time trend by month
92%
May

Jun 56% → May 92% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202556%25
July 202576%29
August 202572%29
September 202583%30
October 202584%31
November 202583%30
December 202581%26
January 202680%30
February 202696%27
March 202691%23
April 202694%16
May 202692%12
Departures on time
82%
Diverted
0.6%
Flights flown
308
Months covered
12

Keep nerding

Based on 323 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.