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Flight Reliability

UA 1743 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 1743 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

77%
Arrive within 15 minutes
6 min
Average arrival delay
0.5%
Cancelled
4 min early
Median arrival delay

Based on 797 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon74%(112 flights)
  • Tue86%(103 flights)
  • Wed73%(111 flights)
  • Thu75%(112 flights)
  • Fri78%(119 flights)
  • Sat80%(118 flights)
  • Sun73%(116 flights)
On-time by departure window
  • 9 AM–12 PM93%(97 flights)
  • 12–3 PM76%(25 flights)
  • 3–6 PM81%(337 flights)
  • 6–9 PM60%(188 flights)
  • 9 PM–12 AM80%(144 flights)
On-time trend by month
86%
May

Jun 66% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202566%38
July 202573%88
August 202570%92
September 202572%88
October 202572%87
November 202568%82
December 202587%61
January 202688%74
February 202689%65
March 202691%35
April 202674%31
May 202686%50
Departures on time
80%
Diverted
0.3%
Flights flown
791
Months covered
12

Keep nerding

Based on 797 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.