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Flight Reliability

UA 2148 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 2148 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

52%
Arrive within 15 minutes
37 min
Average arrival delay
2.5%
Cancelled
13 min
Median arrival delay

Based on 399 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon53%(60 flights)
  • Tue65%(49 flights)
  • Wed48%(52 flights)
  • Thu57%(58 flights)
  • Fri43%(61 flights)
  • Sat48%(46 flights)
  • Sun53%(61 flights)
On-time by departure window
  • 3–6 PM58%(12 flights)
  • 6–9 PM50%(352 flights)
  • 9 PM–12 AM78%(23 flights)
On-time trend by month
60%
May

Jun 38% → May 60% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202538%32
July 202538%29
August 202559%29
September 202541%29
October 202544%46
November 202554%28
December 202577%31
January 202653%30
February 202657%28
March 202662%29
April 202649%39
May 202660%37
Departures on time
65%
Diverted
0.5%
Flights flown
387
Months covered
12

Keep nerding

Based on 399 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.