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WanderNerd

Flight Reliability

G4 9 · Allegiant Air

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and G4 9 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

85%
Arrive within 15 minutes
1 min
Average arrival delay
0.8%
Cancelled
11 min early
Median arrival delay

Based on 129 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon88%(17 flights)
  • Tue90%(10 flights)
  • Wed94%(16 flights)
  • Thu76%(33 flights)
  • Fri88%(17 flights)
  • Sat(2 flights)
  • Sun88%(33 flights)
On-time by departure window
  • 6–9 AM86%(59 flights)
  • 9 AM–12 PM78%(23 flights)
  • 12–3 PM92%(12 flights)
  • 3–6 PM89%(26 flights)
  • 6–9 PM(2 flights)
  • 9 PM–12 AM(6 flights)
On-time trend by month
100%
Apr

Jun 73% → Apr 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202573%11
July 202593%14
December 202587%15
February 202682%11
March 202692%13
April 2026100%13
Departures on time
84%
Diverted
0%
Flights flown
128
Months covered
12

Based on 129 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.