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Flight Reliability

UA 2077 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 2077 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

69%
Arrive within 15 minutes
15 min
Average arrival delay
0%
Cancelled
1 min
Median arrival delay

Based on 430 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon73%(64 flights)
  • Tue82%(54 flights)
  • Wed66%(59 flights)
  • Thu66%(65 flights)
  • Fri66%(65 flights)
  • Sat67%(58 flights)
  • Sun65%(65 flights)
On-time by departure window
  • 12–3 PM68%(328 flights)
  • 3–6 PM68%(76 flights)
  • 6–9 PM88%(25 flights)
  • 9 PM–12 AM—(1 flights)
On-time trend by month
52%
May

Jun 87% → May 52% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202587%30
July 202584%31
August 202577%31
September 202573%30
October 202584%31
November 202557%30
December 202558%31
January 202674%23
February 202680%25
March 202681%58
April 202646%52
May 202652%58
Departures on time
71%
Diverted
0%
Flights flown
430
Months covered
12

Keep nerding

Based on 430 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.