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Flight Reliability

UA 2317 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 2317 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

70%
Arrive within 15 minutes
18 min
Average arrival delay
3.1%
Cancelled
3 min early
Median arrival delay

Based on 389 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon67%(54 flights)
  • Tue81%(48 flights)
  • Wed74%(50 flights)
  • Thu56%(57 flights)
  • Fri72%(54 flights)
  • Sat80%(55 flights)
  • Sun62%(55 flights)
On-time by departure window
  • 6–9 AM85%(78 flights)
  • 9 AM–12 PM75%(28 flights)
  • 12–3 PM73%(11 flights)
  • 3–6 PM78%(18 flights)
  • 6–9 PM64%(238 flights)
On-time trend by month
63%
May

Jun 76% → May 63% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202576%29
July 202570%57
August 202584%31
September 2025100%30
October 202577%30
November 202571%28
December 202568%31
January 202645%20
February 202659%22
March 202652%27
April 202664%28
May 202663%40
Departures on time
72%
Diverted
1.0%
Flights flown
373
Months covered
12

Keep nerding

Based on 389 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.