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WanderNerd

Flight Reliability

UA 2180 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 2180 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

76%
Arrive within 15 minutes
16 min
Average arrival delay
1.8%
Cancelled
2 min early
Median arrival delay

Based on 508 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon75%(71 flights)
  • Tue89%(71 flights)
  • Wed79%(76 flights)
  • Thu74%(74 flights)
  • Fri81%(75 flights)
  • Sat72%(53 flights)
  • Sun63%(78 flights)
On-time by departure window
  • 12–3 PM79%(238 flights)
  • 3–6 PM74%(217 flights)
  • 6–9 PM72%(43 flights)
On-time trend by month
85%
May

Jun 77% → May 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202577%30
July 202577%31
August 202563%41
September 202583%46
October 202583%35
November 202577%47
December 202571%31
January 202673%56
February 202688%51
March 202667%33
April 202668%56
May 202685%41
Departures on time
77%
Diverted
0.2%
Flights flown
498
Months covered
12

Based on 508 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.