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Flight Reliability

UA 1915 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 1915 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
6 min
Average arrival delay
1.4%
Cancelled
8 min early
Median arrival delay

Based on 425 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon81%(64 flights)
  • Tue79%(58 flights)
  • Wed78%(60 flights)
  • Thu71%(63 flights)
  • Fri77%(62 flights)
  • Sat87%(46 flights)
  • Sun80%(64 flights)
On-time by departure window
  • 3–6 AM100%(11 flights)
  • 6–9 AM100%(19 flights)
  • 9 AM–12 PM85%(136 flights)
  • 12–3 PM85%(46 flights)
  • 3–6 PM65%(144 flights)
  • 6–9 PM84%(61 flights)
On-time trend by month
86%
May

Jul 50% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
July 202550%26
August 202562%29
September 202596%26
October 202570%33
November 202574%50
December 202586%42
January 202694%35
February 202684%45
March 202680%35
April 202687%31
May 202686%57
Departures on time
81%
Diverted
0.5%
Flights flown
417
Months covered
12

Keep nerding

Based on 425 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.