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Flight Reliability

UA 546 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 546 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

75%
Arrive within 15 minutes
18 min
Average arrival delay
2.2%
Cancelled
4 min early
Median arrival delay

Based on 501 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon78%(72 flights)
  • Tue84%(73 flights)
  • Wed80%(70 flights)
  • Thu71%(72 flights)
  • Fri75%(75 flights)
  • Sat72%(57 flights)
  • Sun66%(71 flights)
On-time by departure window
  • 9 AM–12 PM81%(191 flights)
  • 3–6 PM80%(10 flights)
  • 6–9 PM72%(288 flights)
  • 9 PM–12 AM—(1 flights)
On-time trend by month
80%
May

Jun 67% → May 80% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202567%30
July 202597%31
August 202561%49
September 202588%32
October 202559%61
November 202571%56
December 202577%30
January 202686%50
February 202687%47
March 202668%34
April 202673%30
May 202680%40
Departures on time
79%
Diverted
0%
Flights flown
490
Months covered
12

Keep nerding

Based on 501 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.