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Flight Reliability

UA 334 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 334 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

78%
Arrive within 15 minutes
11 min
Average arrival delay
1.5%
Cancelled
5 min early
Median arrival delay

Based on 551 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon77%(79 flights)
  • Tue77%(78 flights)
  • Wed81%(77 flights)
  • Thu70%(79 flights)
  • Fri79%(81 flights)
  • Sat84%(70 flights)
  • Sun78%(78 flights)
On-time by departure window
  • 6–9 AM92%(12 flights)
  • 9 AM–12 PM76%(63 flights)
  • 12–3 PM87%(134 flights)
  • 3–6 PM69%(251 flights)
  • 6–9 PM—(3 flights)
  • 9 PM–12 AM89%(79 flights)
On-time trend by month
79%
May

Jun 88% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202588%17
July 202563%54
August 202567%45
September 202580%30
October 202583%35
November 202589%53
December 202585%78
January 202679%34
February 202696%26
March 202650%52
April 202688%60
May 202679%58
Departures on time
79%
Diverted
0.2%
Flights flown
542
Months covered
12

Keep nerding

Based on 551 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.