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Flight Reliability

UA 1336 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 1336 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

82%
Arrive within 15 minutes
3 min
Average arrival delay
0.6%
Cancelled
8 min early
Median arrival delay

Based on 519 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon77%(79 flights)
  • Tue93%(68 flights)
  • Wed93%(68 flights)
  • Thu79%(80 flights)
  • Fri79%(81 flights)
  • Sat77%(65 flights)
  • Sun77%(74 flights)
On-time by departure window
  • 6–9 AM92%(247 flights)
  • 9 AM–12 PM74%(46 flights)
  • 12–3 PM76%(144 flights)
  • 3–6 PM65%(77 flights)
  • 6–9 PM—(1 flights)
On-time trend by month
71%
May

Jun 90% → May 71% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202590%30
July 202587%30
August 202587%31
September 202586%36
October 202575%36
November 202590%59
December 202594%32
January 202693%29
February 202686%43
March 202685%61
April 202661%72
May 202671%56
Departures on time
83%
Diverted
0.2%
Flights flown
515
Months covered
12

Keep nerding

Based on 519 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.