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WanderNerd

Flight Reliability

UA 6347 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 6347 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

90%
Arrive within 15 minutes
13 min early
Average arrival delay
1.1%
Cancelled
19 min early
Median arrival delay

Based on 93 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon75%(12 flights)
  • Tue100%(14 flights)
  • Wed93%(14 flights)
  • Thu85%(13 flights)
  • Fri100%(13 flights)
  • Sat92%(13 flights)
  • Sun85%(13 flights)
On-time by departure window
  • 6–9 AM89%(55 flights)
  • 9 AM–12 PM92%(37 flights)
On-time trend by month
96%
Oct

Jun 83% → Oct 96% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%24
August 202585%13
September 202593%30
October 202596%25
Departures on time
94%
Diverted
0%
Flights flown
92
Months covered
4

Based on 93 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.