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WanderNerd

Flight Reliability

UA 5347 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 5347 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
24 min
Average arrival delay
2.7%
Cancelled
5 min early
Median arrival delay

Based on 333 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon71%(48 flights)
  • Tue67%(45 flights)
  • Wed79%(43 flights)
  • Thu65%(46 flights)
  • Fri65%(48 flights)
  • Sat71%(45 flights)
  • Sun69%(48 flights)
On-time by departure window
  • 6–9 AM74%(54 flights)
  • 9 AM–12 PM72%(146 flights)
  • 6–9 PM77%(13 flights)
  • 9 PM–12 AM63%(110 flights)
On-time trend by month
90%
May

Jun 45% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202545%29
July 202563%27
August 202568%31
September 202579%29
October 202567%30
November 202572%25
December 202564%25
January 202653%30
February 202685%27
March 202677%30
May 202690%31
Departures on time
71%
Diverted
0.3%
Flights flown
323
Months covered
12

Based on 333 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.