Allegiant Air is the most reliable airline on the SFB to GRR route with a 74% on-time rate. Based on 1,382 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SFB to GRR
Sanford to Grand Rapids — airline reliability comparison
On-Time Rate by Airline
Allegiant Air74%
SFB to GRR Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Allegiant AirG4Best | 74% | 0.4% | 85m | 1,382 |
Route Overview
74%
Overall On-Time
86m
Avg Delay
0.4%
Cancel Rate
1,382
Total Flights
Flying out of SFB? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.