Route Reliability
ATW → GUF
ATW–GUF · 964 miles · ATW Airport to GUF Airport
85
Pretty Reliable
WanderNerd Reliability Score
- 94%
- Arrive within 15 minutes
- 15 min early
- Average arrival delay
- 2.9%
- Cancelled
- 70
- Flights in the data
Data through May 2026.
Allegiant Air is the only airline in this data on this route, arriving on time 94% of the time across 70 flights. No comparison to make.
What the data says
The 3–6 PM departure wins.
ATW–GUF flights departing between 3–6 PM arrived on time 100% of the time, versus 92% between 6–9 AM.
Thursday has been the better bet.
A small edge: 97% on time on Thursdays against 90% on Sundays.
Flights on this route
The breakdown
- Mon—(0 flights)
- Tue—(1 flights)
- Wed—(1 flights)
- Thu97%(31 flights)
- Fri—(0 flights)
- Sat—(3 flights)
- Sun90%(31 flights)
- 6–9 AM92%(51 flights)
- 3–6 PM100%(16 flights)
Keep nerding
Based on 70 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.