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Flight Reliability

UA 3554 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 3554 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

87%
Arrive within 15 minutes
2 min early
Average arrival delay
2.4%
Cancelled
11 min early
Median arrival delay

Based on 370 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon88%(48 flights)
  • Tue92%(48 flights)
  • Wed87%(55 flights)
  • Thu88%(56 flights)
  • Fri92%(52 flights)
  • Sat88%(51 flights)
  • Sun76%(50 flights)
On-time by departure window
  • 6–9 AM96%(23 flights)
  • 9 AM–12 PM93%(106 flights)
  • 12–3 PM84%(101 flights)
  • 3–6 PM—(1 flights)
  • 6–9 PM85%(66 flights)
  • 9 PM–12 AM81%(63 flights)
On-time trend by month
87%
May

Jun 93% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202593%27
July 202593%30
August 202578%23
September 202593%30
October 202597%31
November 202586%29
December 202583%30
January 202696%28
February 202686%28
March 202673%44
April 202686%29
May 202687%31
Departures on time
86%
Diverted
0.3%
Flights flown
360
Months covered
12

Keep nerding

Based on 370 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.