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WanderNerd

Flight Reliability

UA 5408 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 5408 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

86%
Arrive within 15 minutes
0 min
Average arrival delay
0%
Cancelled
7 min early
Median arrival delay

Based on 318 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon84%(51 flights)
  • Tue95%(38 flights)
  • Wed86%(43 flights)
  • Thu82%(50 flights)
  • Fri84%(49 flights)
  • Sat92%(38 flights)
  • Sun85%(48 flights)
On-time by departure window
  • 6–9 AM88%(210 flights)
  • 9 AM–12 PM73%(11 flights)
  • 3–6 PM(3 flights)
  • 6–9 PM85%(93 flights)
On-time trend by month
87%
May

Jun 90% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202590%30
July 202583%30
August 202590%31
September 202593%30
October 202587%31
November 202587%30
December 202581%26
January 202685%20
February 2026100%19
March 202691%23
April 202653%17
May 202687%30
Departures on time
91%
Diverted
0.3%
Flights flown
317
Months covered
12

Based on 318 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.