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Flight Reliability

UA 2189 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 2189 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

72%
Arrive within 15 minutes
20 min
Average arrival delay
2.6%
Cancelled
2 min early
Median arrival delay

Based on 607 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon74%(92 flights)
  • Tue71%(83 flights)
  • Wed78%(85 flights)
  • Thu73%(91 flights)
  • Fri67%(87 flights)
  • Sat85%(59 flights)
  • Sun62%(91 flights)
On-time by departure window
  • 6–9 AM88%(240 flights)
  • 12–3 PM65%(290 flights)
  • 3–6 PM62%(13 flights)
  • 6–9 PM38%(45 flights)
On-time trend by month
76%
May

Jun 70% → May 76% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%73
July 202561%79
August 202580%44
September 202578%32
October 202589%62
November 202563%57
December 202573%59
January 202675%32
February 202687%23
March 202665%46
April 202657%28
May 202676%53
Departures on time
78%
Diverted
0.5%
Flights flown
588
Months covered
12

Keep nerding

Based on 607 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.