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WanderNerd

Flight Reliability

G4 366 · Allegiant Air

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and G4 366 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

66%
Arrive within 15 minutes
11 min
Average arrival delay
0.9%
Cancelled
2 min early
Median arrival delay

Based on 110 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon77%(17 flights)
  • Tue(1 flights)
  • Wed(7 flights)
  • Thu83%(30 flights)
  • Fri44%(18 flights)
  • Sat63%(16 flights)
  • Sun45%(20 flights)
On-time by departure window
  • 9 AM–12 PM86%(22 flights)
  • 12–3 PM64%(11 flights)
  • 3–6 PM68%(40 flights)
  • 6–9 PM57%(23 flights)
  • 9 PM–12 AM46%(13 flights)
On-time trend by month
50%
Feb

Jun 64% → Feb 50% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202564%14
July 202546%13
August 202575%12
October 202563%16
February 202650%10
Departures on time
67%
Diverted
0%
Flights flown
109
Months covered
12

Based on 110 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.