Route Reliability
Grand Rapids → Savannah
GRR–SAV · 778 miles · Gerald R. Ford International Airport to Savannah/Hilton Head International Airport
99
Nerd Approved
WanderNerd Reliability Score
- 91%
- Arrive within 15 minutes
- 10 min early
- Average arrival delay
- 0%
- Cancelled
- 35
- Flights in the data
Data through May 2026.
Allegiant Air is the only airline in this data on this route, arriving on time 91% of the time across 35 flights. No comparison to make.
What the data says
Departure time hasn't mattered much.
On-time rates stay between 91% and 91% across the day.
Thursdays have been rough.
GRR–SAV flights arrived on time 100% of the time on Sundays and just 80% on Thursdays. That gap is worth planning around.
Flights on this route
The breakdown
- Mon—(0 flights)
- Tue—(0 flights)
- Wed—(1 flights)
- Thu80%(10 flights)
- Fri—(0 flights)
- Sat93%(14 flights)
- Sun100%(10 flights)
- 9 AM–12 PM91%(21 flights)
- 12–3 PM91%(11 flights)
- 3–6 PM—(2 flights)
- 6–9 PM—(1 flights)
Keep nerding
Based on 35 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.