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WanderNerd

Flight Reliability

UA 5443 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 5443 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

71%
Arrive within 15 minutes
12 min
Average arrival delay
2.4%
Cancelled
5 min early
Median arrival delay

Based on 328 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon60%(50 flights)
  • Tue78%(45 flights)
  • Wed82%(45 flights)
  • Thu71%(45 flights)
  • Fri71%(48 flights)
  • Sat69%(39 flights)
  • Sun69%(48 flights)
On-time by departure window
  • 6–9 AM75%(32 flights)
  • 9 AM–12 PM83%(12 flights)
  • 12–3 PM74%(196 flights)
  • 3–6 PM70%(40 flights)
  • 6–9 PM55%(40 flights)
On-time trend by month
77%
May

Jun 62% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202562%29
July 202567%30
August 202577%30
September 202590%29
October 202585%27
November 202579%28
December 202553%17
January 202652%29
February 202650%14
March 202669%26
April 202677%30
May 202677%31
Departures on time
77%
Diverted
0%
Flights flown
320
Months covered
12

Based on 328 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.