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Flight Reliability

UA 408 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 408 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

85%
Arrive within 15 minutes
1 min
Average arrival delay
0.7%
Cancelled
9 min early
Median arrival delay

Based on 421 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon79%(61 flights)
  • Tue89%(61 flights)
  • Wed90%(59 flights)
  • Thu90%(61 flights)
  • Fri87%(61 flights)
  • Sat79%(52 flights)
  • Sun84%(63 flights)
On-time by departure window
  • 3–6 AM86%(36 flights)
  • 6–9 AM89%(252 flights)
  • 9 AM–12 PM71%(42 flights)
  • 12–3 PM85%(84 flights)
  • 9 PM–12 AM—(4 flights)
On-time trend by month
87%
May

Jun 83% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%30
July 202584%31
August 202590%31
September 202582%34
October 202581%58
November 202577%53
December 202591%32
January 202681%31
February 202689%27
March 202694%31
April 202697%30
May 202687%30
Departures on time
88%
Diverted
0%
Flights flown
418
Months covered
12

Keep nerding

Based on 421 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.