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WanderNerd

Flight Reliability

UA 773 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 773 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

88%
Arrive within 15 minutes
0 min
Average arrival delay
1.3%
Cancelled
10 min early
Median arrival delay

Based on 394 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon89%(62 flights)
  • Tue90%(51 flights)
  • Wed90%(51 flights)
  • Thu93%(61 flights)
  • Fri85%(58 flights)
  • Sat86%(43 flights)
  • Sun84%(62 flights)
On-time by departure window
  • 3–6 AM96%(50 flights)
  • 6–9 AM91%(159 flights)
  • 9 AM–12 PM(1 flights)
  • 12–3 PM89%(121 flights)
  • 3–6 PM(2 flights)
  • 6–9 PM71%(55 flights)
On-time trend by month
95%
May

Jun 89% → May 95% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202589%45
July 202590%19
August 202585%39
September 202590%30
October 202592%24
November 202596%22
December 202566%29
January 202677%30
February 202689%28
March 202692%50
April 202697%30
May 202695%42
Departures on time
90%
Diverted
0.3%
Flights flown
388
Months covered
12

Based on 394 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.