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Flight Reliability

UA 5740 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 5740 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

83%
Arrive within 15 minutes
6 min
Average arrival delay
1.6%
Cancelled
5 min early
Median arrival delay

Based on 243 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon69%(35 flights)
  • Tue91%(34 flights)
  • Wed86%(35 flights)
  • Thu85%(33 flights)
  • Fri86%(35 flights)
  • Sat85%(33 flights)
  • Sun79%(34 flights)
On-time by departure window
  • 6–9 AM87%(133 flights)
  • 9 AM–12 PM93%(53 flights)
  • 12–3 PM73%(26 flights)
  • 3–6 PM52%(27 flights)
On-time trend by month
95%
May

Jun 73% → May 95% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202573%30
July 202593%30
August 202594%18
November 202556%25
December 202571%14
January 202677%31
February 202682%11
March 202693%27
April 202693%29
May 202695%21
Departures on time
87%
Diverted
0%
Flights flown
239
Months covered
12

Keep nerding

Based on 243 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.