Route Reliability
GRI → Las Vegas
GRI–LAS · 971 miles · GRI Airport to Harry Reid International Airport
96
Nerd Approved
WanderNerd Reliability Score
- 88%
- Arrive within 15 minutes
- 0 min
- Average arrival delay
- 0%
- Cancelled
- 112
- Flights in the data
Data through May 2026.
Allegiant Air is the only airline in this data on this route, arriving on time 88% of the time across 112 flights. No comparison to make.
What the data says
Mornings have a slight edge.
Departures between 9 AM–12 PM arrived on time 90% of the time, against 83% between 9 PM–12 AM.
Monday has been the better bet.
A small edge: 92% on time on Mondays against 85% on Thursdays.
It basically never cancels.
Out of 112 scheduled flights, only 0.0% were cancelled.
Flights on this route
The breakdown
- Mon92%(25 flights)
- Tue—(2 flights)
- Wed—(2 flights)
- Thu85%(27 flights)
- Fri89%(26 flights)
- Sat—(2 flights)
- Sun89%(28 flights)
- 9 AM–12 PM90%(59 flights)
- 12–3 PM86%(14 flights)
- 3–6 PM—(4 flights)
- 6–9 PM—(5 flights)
- 9 PM–12 AM83%(30 flights)
Keep nerding
Based on 112 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.