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Flight Reliability

UA 5833 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 5833 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
13 min
Average arrival delay
2.0%
Cancelled
0 min
Median arrival delay

Based on 351 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon65%(48 flights)
  • Tue80%(49 flights)
  • Wed64%(50 flights)
  • Thu87%(47 flights)
  • Fri63%(48 flights)
  • Sat69%(48 flights)
  • Sun74%(49 flights)
On-time by departure window
  • 6–9 AM80%(10 flights)
  • 9 AM–12 PM71%(117 flights)
  • 3–6 PM76%(136 flights)
  • 6–9 PM63%(76 flights)
On-time trend by month
72%
May

Jun 67% → May 72% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202567%30
July 202557%30
August 202572%29
September 202587%30
October 202584%31
November 202568%28
December 202562%29
January 202667%30
February 202677%26
March 202690%29
April 202655%29
May 202672%18
Departures on time
76%
Diverted
1.4%
Flights flown
339
Months covered
12

Keep nerding

Based on 351 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.