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Flight Reliability

UA 5329 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 5329 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

81%
Arrive within 15 minutes
8 min
Average arrival delay
0.6%
Cancelled
4 min early
Median arrival delay

Based on 356 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon87%(52 flights)
  • Tue86%(49 flights)
  • Wed83%(52 flights)
  • Thu79%(52 flights)
  • Fri71%(51 flights)
  • Sat76%(46 flights)
  • Sun87%(52 flights)
On-time by departure window
  • 6–9 AM86%(163 flights)
  • 9 AM–12 PM—(4 flights)
  • 9 PM–12 AM77%(187 flights)
On-time trend by month
71%
May

Jun 77% → May 71% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202577%30
July 202548%29
August 202569%29
September 2025100%30
October 2025100%31
November 202593%30
December 202576%29
January 202672%29
February 202686%28
March 202694%31
April 202683%30
May 202671%28
Departures on time
83%
Diverted
0%
Flights flown
354
Months covered
12

Keep nerding

Based on 356 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.