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WanderNerd

Flight Reliability

G4 403 · Allegiant Air

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and G4 403 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

76%
Arrive within 15 minutes
21 min
Average arrival delay
0%
Cancelled
2 min early
Median arrival delay

Based on 80 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon96%(23 flights)
  • Tue(9 flights)
  • Wed80%(10 flights)
  • Thu(3 flights)
  • Fri70%(20 flights)
  • Sat(2 flights)
  • Sun69%(13 flights)
On-time by departure window
  • 6–9 AM(9 flights)
  • 9 AM–12 PM75%(12 flights)
  • 12–3 PM66%(32 flights)
  • 3–6 PM96%(22 flights)
  • 6–9 PM(5 flights)
On-time trend by month
64%
May

Jun 77% → May 64% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202577%13
January 202690%10
April 202682%11
May 202664%11
Departures on time
78%
Diverted
0%
Flights flown
80
Months covered
11

Based on 80 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.