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Flight Reliability

UA 1554 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 1554 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

79%
Arrive within 15 minutes
8 min
Average arrival delay
0.6%
Cancelled
3 min early
Median arrival delay

Based on 464 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon78%(69 flights)
  • Tue77%(65 flights)
  • Wed81%(67 flights)
  • Thu78%(68 flights)
  • Fri78%(64 flights)
  • Sat77%(60 flights)
  • Sun83%(65 flights)
On-time by departure window
  • 6–9 AM83%(108 flights)
  • 9 AM–12 PM81%(88 flights)
  • 12–3 PM85%(181 flights)
  • 3–6 PM63%(56 flights)
  • 6–9 PM44%(25 flights)
On-time trend by month
86%
May

Jun 61% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202561%54
July 202573%30
August 202574%31
September 202583%36
October 202580%55
November 202546%26
December 202582%17
January 202693%61
February 2026100%26
April 202678%54
May 202686%62
Departures on time
87%
Diverted
0.6%
Flights flown
458
Months covered
12

Keep nerding

Based on 464 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.