Flight OddsG4538 SFB → GRR
Allegiant Air · Sanford, FL to Grand Rapids, MI · 28 flights observed, 2025-09-04 to 2026-05-18 · 1,001 mi
G4538 covers more than one route in the data window — the stats below are for SFB → GRR, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
64%
Median delay
-5 min
90th percentile
+94 min
Cancellation rate
0%
How often is G4538 on time?
Across 28 flights on SFB → GRR from 2025-09-04 to 2026-05-18, G4538 arrived within 15 minutes of schedule 64% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +94 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 18 | 64% |
| 16-30 min | 2 | 7% |
| 31-60 min | 4 | 14% |
| 61-120 min | 2 | 7% |
| 2+ hrs | 2 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-09 | 8 | 38% | +38 min |
| 2025-10 | 3 | 100% | -4 min |
| 2025-11 | 4 | 75% | +23 min |
| 2026-02 | 1 | 0% | +35 min |
| 2026-04 | 6 | 67% | +48 min |
| 2026-05 | 6 | 83% | -9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 43% |
| Tue | No data | — |
| Wed | 3 | 100% |
| Thu | 6 | 67% |
| Fri | No data | — |
| Sat | No data | — |
| Sun | 12 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…