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Flight Reliability

UA 457 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 457 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

61%
Arrive within 15 minutes
24 min
Average arrival delay
0.7%
Cancelled
5 min
Median arrival delay

Based on 585 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon54%(84 flights)
  • Tue62%(85 flights)
  • Wed58%(83 flights)
  • Thu67%(85 flights)
  • Fri63%(84 flights)
  • Sat63%(72 flights)
  • Sun64%(85 flights)
On-time by departure window
  • 6–9 AM—(1 flights)
  • 9 AM–12 PM46%(13 flights)
  • 12–3 PM74%(89 flights)
  • 3–6 PM56%(253 flights)
  • 6–9 PM62%(210 flights)
  • 9 PM–12 AM83%(12 flights)
On-time trend by month
70%
May

Jun 47% → May 70% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202547%60
July 202537%60
August 202571%34
September 202574%35
October 202580%56
November 202560%58
December 202560%60
January 202651%35
February 202663%41
March 202660%58
April 202682%28
May 202670%53
Departures on time
69%
Diverted
0.5%
Flights flown
578
Months covered
12

Keep nerding

Based on 585 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.