Flight Reliability
G4 3891 · Allegiant Air
Burbank → PVU (BUR–PVU)
79
Usually Fine
WanderNerd Reliability Score
- 76%
- Arrive within 15 minutes
- 21 min
- Average arrival delay
- 0%
- Cancelled
- 3 min early
- Median arrival delay
Based on 38 historical flights. Data through May 2026.
What the data says
Thursdays have been rough.
G4 3891 arrived on time 86% of the time on Sundays and just 64% on Thursdays. That gap is worth planning around.
The breakdown
- Mon—(5 flights)
- Tue—(0 flights)
- Wed—(0 flights)
- Thu64%(14 flights)
- Fri—(5 flights)
- Sat—(0 flights)
- Sun86%(14 flights)
- 6–9 AM81%(32 flights)
- 12–3 PM—(5 flights)
- 3–6 PM—(1 flights)
- Departures on time
- 79%
- Diverted
- 0%
- Flights flown
- 38
- Months covered
- 4
Same route, other flights
Keep nerding
Based on 38 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.