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WanderNerd

Flight Reliability

G4 488 · Allegiant Air

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and G4 488 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

77%
Arrive within 15 minutes
15 min
Average arrival delay
0%
Cancelled
1 min early
Median arrival delay

Based on 91 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon55%(20 flights)
  • Tue(2 flights)
  • Wed(4 flights)
  • Thu79%(19 flights)
  • Fri79%(19 flights)
  • Sat93%(14 flights)
  • Sun85%(13 flights)
On-time by departure window
  • 6–9 AM92%(37 flights)
  • 9 AM–12 PM86%(29 flights)
  • 12–3 PM(1 flights)
  • 3–6 PM54%(13 flights)
  • 6–9 PM36%(11 flights)
On-time trend by month
40%
May

Jan 94% → May 40% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
January 202694%16
April 202673%11
May 202640%10
Departures on time
75%
Diverted
0%
Flights flown
91
Months covered
11

Based on 91 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.