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WanderNerd

Flight Reliability

UA 1502 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 1502 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
8 min
Average arrival delay
1.0%
Cancelled
7 min early
Median arrival delay

Based on 676 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon87%(97 flights)
  • Tue83%(97 flights)
  • Wed89%(97 flights)
  • Thu82%(96 flights)
  • Fri78%(96 flights)
  • Sat84%(87 flights)
  • Sun71%(98 flights)
On-time by departure window
  • 6–9 AM84%(206 flights)
  • 9 AM–12 PM84%(31 flights)
  • 12–3 PM80%(330 flights)
  • 3–6 PM(3 flights)
  • 6–9 PM85%(97 flights)
  • 9 PM–12 AM(1 flights)
On-time trend by month
90%
May

Jun 70% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%30
July 202560%30
August 202578%49
September 202586%42
October 202587%92
November 202589%83
December 202575%65
January 202674%54
February 202691%56
March 202678%58
April 202685%60
May 202690%49
Departures on time
86%
Diverted
0.1%
Flights flown
668
Months covered
12

Based on 676 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.