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Flight Reliability

UA 1590 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 1590 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

81%
Arrive within 15 minutes
1 min early
Average arrival delay
1.3%
Cancelled
10 min early
Median arrival delay

Based on 379 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon81%(53 flights)
  • Tue87%(53 flights)
  • Wed72%(54 flights)
  • Thu76%(54 flights)
  • Fri95%(55 flights)
  • Sat78%(50 flights)
  • Sun78%(54 flights)
On-time by departure window
  • 6–9 AM—(1 flights)
  • 9 AM–12 PM100%(31 flights)
  • 12–3 PM79%(271 flights)
  • 3–6 PM70%(27 flights)
  • 6–9 PM88%(43 flights)
On-time trend by month
73%
May

Jun 55% → May 73% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202555%29
July 202557%30
August 202571%31
September 202587%30
October 202577%31
November 202579%29
December 202589%45
January 202694%34
February 2026100%27
March 202687%31
April 202697%30
May 202673%26
Departures on time
82%
Diverted
0.3%
Flights flown
373
Months covered
12

Keep nerding

Based on 379 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.