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Flight Reliability

UA 554 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 554 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

83%
Arrive within 15 minutes
2 min
Average arrival delay
1.1%
Cancelled
5 min early
Median arrival delay

Based on 373 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon89%(52 flights)
  • Tue83%(54 flights)
  • Wed94%(53 flights)
  • Thu79%(52 flights)
  • Fri85%(52 flights)
  • Sat77%(53 flights)
  • Sun71%(52 flights)
On-time by departure window
  • 6–9 AM89%(52 flights)
  • 9 AM–12 PM82%(213 flights)
  • 12–3 PM83%(59 flights)
  • 6–9 PM77%(44 flights)
On-time trend by month
90%
May

Jun 87% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202587%15
July 202583%29
August 202574%31
September 202581%53
October 202580%30
November 202573%30
December 202581%31
January 202690%29
February 202689%28
March 202690%31
April 202677%30
May 202690%31
Departures on time
86%
Diverted
0.3%
Flights flown
368
Months covered
12

Keep nerding

Based on 373 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.