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Flight Reliability

UA 5336 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 5336 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 326 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon76%(45 flights)
  • Tue80%(46 flights)
  • Wed82%(44 flights)
  • Thu85%(47 flights)
  • Fri89%(46 flights)
  • Sat79%(47 flights)
  • Sun73%(48 flights)
On-time by departure window
  • 9 AM–12 PM80%(174 flights)
  • 12–3 PM85%(88 flights)
  • 6–9 PM75%(60 flights)
  • 9 PM–12 AM—(1 flights)
On-time trend by month
70%
May

Jun 87% → May 70% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202587%30
July 202561%31
August 202575%20
October 202583%30
November 202593%30
December 202590%31
January 202685%27
February 202688%25
March 202677%30
April 202673%30
May 202670%30
Departures on time
81%
Diverted
0.3%
Flights flown
323
Months covered
12

Keep nerding

Based on 326 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.