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Flight Reliability

UA 1575 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 1575 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
11 min
Average arrival delay
0.2%
Cancelled
5 min early
Median arrival delay

Based on 555 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(83 flights)
  • Tue86%(66 flights)
  • Wed77%(78 flights)
  • Thu69%(84 flights)
  • Fri78%(85 flights)
  • Sat88%(74 flights)
  • Sun77%(84 flights)
On-time by departure window
  • 3–6 AM90%(79 flights)
  • 6–9 AM83%(12 flights)
  • 9 AM–12 PM88%(262 flights)
  • 6–9 PM64%(201 flights)
On-time trend by month
70%
May

Jun 86% → May 70% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202586%35
July 202590%62
August 202580%44
September 202583%29
October 202579%58
November 202586%59
December 202575%32
January 202683%30
February 202679%24
March 202676%55
April 202670%56
May 202670%70
Departures on time
80%
Diverted
0%
Flights flown
554
Months covered
12

Keep nerding

Based on 555 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.