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WanderNerd

Flight Reliability

UA 6234 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 6234 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

69%
Arrive within 15 minutes
14 min
Average arrival delay
1.7%
Cancelled
0 min
Median arrival delay

Based on 172 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon80%(20 flights)
  • Tue62%(26 flights)
  • Wed71%(17 flights)
  • Thu68%(25 flights)
  • Fri70%(23 flights)
  • Sat83%(29 flights)
  • Sun55%(29 flights)
On-time by departure window
  • 6–9 AM(8 flights)
  • 9 AM–12 PM(1 flights)
  • 12–3 PM(5 flights)
  • 3–6 PM88%(24 flights)
  • 6–9 PM(1 flights)
  • 9 PM–12 AM65%(130 flights)
On-time trend by month
55%
May

Jun 50% → May 55% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202550%30
July 202561%28
August 202571%17
October 202580%10
December 202578%27
February 202694%16
April 202667%12
May 202655%11
Departures on time
71%
Diverted
0%
Flights flown
169
Months covered
12

Based on 172 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.