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Flight Reliability

UA 347 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 347 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

88%
Arrive within 15 minutes
0 min
Average arrival delay
0.8%
Cancelled
10 min early
Median arrival delay

Based on 628 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon85%(89 flights)
  • Tue90%(88 flights)
  • Wed88%(86 flights)
  • Thu90%(90 flights)
  • Fri87%(90 flights)
  • Sat89%(89 flights)
  • Sun84%(89 flights)
On-time by departure window
  • 6–9 AM91%(54 flights)
  • 9 AM–12 PM89%(261 flights)
  • 12–3 PM86%(306 flights)
On-time trend by month
95%
May

Jun 71% → May 95% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202571%31
July 202584%61
August 202580%49
September 202591%35
October 202594%62
November 202591%58
December 202585%46
January 202690%61
February 202685%39
March 202685%58
April 202692%60
May 202695%61
Departures on time
89%
Diverted
0.3%
Flights flown
621
Months covered
12

Keep nerding

Based on 628 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.