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Flight Reliability

UA 490 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 490 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

87%
Arrive within 15 minutes
0 min
Average arrival delay
0.2%
Cancelled
8 min early
Median arrival delay

Based on 642 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon88%(91 flights)
  • Tue90%(93 flights)
  • Wed85%(93 flights)
  • Thu88%(91 flights)
  • Fri91%(93 flights)
  • Sat87%(86 flights)
  • Sun80%(93 flights)
On-time by departure window
  • 6–9 AM90%(316 flights)
  • 9 AM–12 PM82%(219 flights)
  • 12–3 PM90%(105 flights)
On-time trend by month
78%
May

Jun 87% → May 78% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202587%30
July 202597%31
August 202593%43
September 202588%59
October 202598%56
November 202586%29
December 202581%77
January 202688%58
February 202690%71
March 202688%66
April 202678%60
May 202678%60
Departures on time
89%
Diverted
0.2%
Flights flown
640
Months covered
12

Keep nerding

Based on 642 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.