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Flight Reliability

UA 1513 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 1513 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

71%
Arrive within 15 minutes
26 min
Average arrival delay
2.3%
Cancelled
3 min early
Median arrival delay

Based on 444 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon70%(63 flights)
  • Tue68%(57 flights)
  • Wed80%(59 flights)
  • Thu72%(67 flights)
  • Fri72%(68 flights)
  • Sat72%(57 flights)
  • Sun63%(59 flights)
On-time by departure window
  • 12–3 PM77%(246 flights)
  • 3–6 PM68%(97 flights)
  • 6–9 PM53%(47 flights)
  • 9 PM–12 AM63%(40 flights)
On-time trend by month
73%
May

Jun 76% → May 73% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202576%38
July 202547%55
August 202572%29
September 202575%20
October 202564%36
November 202563%57
December 202571%31
January 202676%42
February 202694%31
March 202677%31
April 202687%30
May 202673%30
Departures on time
73%
Diverted
0.9%
Flights flown
430
Months covered
12

Keep nerding

Based on 444 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.