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WanderNerd

Flight Reliability

UA 4918 · United Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and UA 4918 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

86%
Arrive within 15 minutes
4 min early
Average arrival delay
0%
Cancelled
14 min early
Median arrival delay

Based on 142 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon76%(21 flights)
  • Tue86%(21 flights)
  • Wed93%(15 flights)
  • Thu81%(21 flights)
  • Fri86%(21 flights)
  • Sat91%(21 flights)
  • Sun91%(22 flights)
On-time by departure window
  • 6–9 AM81%(79 flights)
  • 9 AM–12 PM92%(62 flights)
  • 12–3 PM(1 flights)
On-time trend by month
92%
Oct

Jun 77% → Oct 92% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202577%30
July 202584%31
August 202586%29
September 202592%26
October 202592%25
Departures on time
89%
Diverted
0%
Flights flown
142
Months covered
6

Based on 142 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.