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Flight Reliability

UA 778 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 778 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

74%
Arrive within 15 minutes
12 min
Average arrival delay
0.8%
Cancelled
0 min
Median arrival delay

Based on 487 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon71%(68 flights)
  • Tue77%(69 flights)
  • Wed77%(70 flights)
  • Thu71%(68 flights)
  • Fri70%(70 flights)
  • Sat80%(69 flights)
  • Sun72%(68 flights)
On-time by departure window
  • 3–6 PM85%(139 flights)
  • 6–9 PM69%(343 flights)
On-time trend by month
63%
May

Jun 38% → May 63% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202538%29
July 202545%31
August 202558%31
September 202583%30
October 202579%56
November 202572%29
December 202577%47
January 202687%55
February 202686%55
March 202676%59
April 202693%30
May 202663%30
Departures on time
75%
Diverted
0.2%
Flights flown
482
Months covered
12

Keep nerding

Based on 487 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.