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Flight Reliability

UA 2184 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 2184 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

80%
Arrive within 15 minutes
7 min
Average arrival delay
1.4%
Cancelled
8 min early
Median arrival delay

Based on 428 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon84%(62 flights)
  • Tue86%(58 flights)
  • Wed81%(59 flights)
  • Thu82%(62 flights)
  • Fri76%(63 flights)
  • Sat75%(57 flights)
  • Sun72%(61 flights)
On-time by departure window
  • 6–9 AM90%(51 flights)
  • 12–3 PM86%(232 flights)
  • 3–6 PM75%(97 flights)
  • 6–9 PM43%(42 flights)
On-time trend by month
84%
May

Jun 97% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202597%30
July 202590%31
August 202570%27
September 202593%30
October 202597%31
November 202569%29
December 202574%31
January 202663%54
February 202674%66
March 202683%36
April 202677%26
May 202684%31
Departures on time
82%
Diverted
0%
Flights flown
422
Months covered
12

Keep nerding

Based on 428 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.