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Flight Reliability

UA 2665 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 2665 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

64%
Arrive within 15 minutes
22 min
Average arrival delay
1.7%
Cancelled
6 min
Median arrival delay

Based on 518 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon70%(74 flights)
  • Tue69%(61 flights)
  • Wed60%(67 flights)
  • Thu63%(80 flights)
  • Fri58%(77 flights)
  • Sat62%(63 flights)
  • Sun67%(85 flights)
On-time by departure window
  • 6–9 AM92%(63 flights)
  • 9 AM–12 PM87%(15 flights)
  • 12–3 PM53%(115 flights)
  • 3–6 PM67%(18 flights)
  • 6–9 PM45%(95 flights)
  • 9 PM–12 AM69%(201 flights)
On-time trend by month
78%
May

Jun 60% → May 78% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202560%60
July 202536%61
August 202558%48
September 202576%29
October 202566%35
November 202576%72
December 202560%48
January 202673%22
February 202686%21
March 202654%48
April 202683%18
May 202678%45
Departures on time
71%
Diverted
0.4%
Flights flown
507
Months covered
12

Keep nerding

Based on 518 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.