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Flight Reliability

UA 1225 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 1225 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

82%
Arrive within 15 minutes
3 min
Average arrival delay
0.8%
Cancelled
8 min early
Median arrival delay

Based on 365 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon81%(47 flights)
  • Tue89%(45 flights)
  • Wed86%(56 flights)
  • Thu87%(55 flights)
  • Fri80%(59 flights)
  • Sat73%(44 flights)
  • Sun77%(56 flights)
On-time by departure window
  • 6–9 AM94%(36 flights)
  • 9 AM–12 PM92%(39 flights)
  • 12–3 PM89%(66 flights)
  • 3–6 PM65%(103 flights)
  • 6–9 PM82%(76 flights)
  • 9 PM–12 AM91%(42 flights)
On-time trend by month
83%
May

Jun 88% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202588%50
August 202596%26
September 202580%54
October 202569%32
November 202577%31
December 202588%25
January 202660%30
February 202672%25
March 202689%36
April 202697%30
May 202683%23
Departures on time
86%
Diverted
0%
Flights flown
362
Months covered
11

Keep nerding

Based on 365 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.