Allegiant Air is the most reliable airline on the GRR to PIE route with a 80% on-time rate. Based on 1,301 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: GRR to PIE
Grand Rapids to St. Petersburg — airline reliability comparison
On-Time Rate by Airline
Allegiant Air80%
GRR to PIE Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Allegiant AirG4Best | 80% | 0.8% | 72m | 1,301 |
Route Overview
79%
Overall On-Time
72m
Avg Delay
0.8%
Cancel Rate
1,301
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.