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Flight Reliability

UA 2488 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 2488 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

83%
Arrive within 15 minutes
2 min
Average arrival delay
0.2%
Cancelled
6 min early
Median arrival delay

Based on 628 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon82%(89 flights)
  • Tue83%(80 flights)
  • Wed85%(82 flights)
  • Thu86%(93 flights)
  • Fri80%(92 flights)
  • Sat84%(92 flights)
  • Sun80%(94 flights)
On-time by departure window
  • 6–9 AM88%(293 flights)
  • 9 AM–12 PM81%(150 flights)
  • 12–3 PM75%(179 flights)
On-time trend by month
92%
May

Jun 83% → May 92% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%60
July 202578%60
August 202579%62
September 202588%58
October 202575%47
November 202583%24
December 202575%61
January 202675%51
February 202691%33
March 202693%57
April 202685%58
May 202692%51
Departures on time
86%
Diverted
0.8%
Flights flown
622
Months covered
12

Keep nerding

Based on 628 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.