Which departure time was most reliable for PGD to GRR?
Among qualifying PGD-to-GRR departure window results, Late morning had the highest on-time rate: 74.5% of 145 flights. Evening was lowest at 61.4% across 101 flights.
| Departure window | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Late morning | 145 | 74.5% | 9.7% | 0.0% |
| Afternoon | 78 | 73.1% | 14.1% | 0.0% |
| Evening | 101 | 61.4% | 27.7% | 0.0% |
Which weekday was most reliable for PGD to GRR?
Among qualifying PGD-to-GRR weekday results, Thursday had the highest on-time rate: 82.8% of 64 flights. Friday was lowest at 63.2% across 38 flights.
| Day | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Monday | 37 | 64.9% | 18.9% | 0.0% |
| Tuesday | 54 | 64.8% | 18.5% | 0.0% |
| Wednesday | 39 | 69.2% | 20.5% | 0.0% |
| Thursday | 64 | 82.8% | 4.7% | 0.0% |
| Friday | 38 | 63.2% | 15.8% | 0.0% |
| Saturday | 58 | 70.7% | 19.0% | 0.0% |
| Sunday | 64 | 78.1% | 14.1% | 0.0% |
Which airline was most reliable for PGD to GRR?
Only Allegiant Air met the PGD-to-GRR airline threshold: 71.8% of 354 scheduled flights arrived on time during July 2025–June 2026.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Allegiant Air | 354 | 71.8% | 15.3% | 0.0% |
Which month was most reliable for PGD to GRR?
Among qualifying PGD-to-GRR month results, October 2025 had the highest on-time rate: 90.9% of 22 flights. January 2026 was lowest at 54.3% across 35 flights.
| Month | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| July 2025 | 18 | 88.9% | 11.1% | 0.0% |
| August 2025 | 15 | 86.7% | 0.0% | 0.0% |
| October 2025 | 22 | 90.9% | 4.5% | 0.0% |
| November 2025 | 27 | 59.3% | 14.8% | 0.0% |
| December 2025 | 45 | 55.6% | 24.4% | 0.0% |
| January 2026 | 35 | 54.3% | 28.6% | 0.0% |
| February 2026 | 41 | 70.7% | 19.5% | 0.0% |
| March 2026 | 57 | 68.4% | 19.3% | 0.0% |
| April 2026 | 44 | 86.4% | 6.8% | 0.0% |
| May 2026 | 24 | 75.0% | 8.3% | 0.0% |
What drove PGD to GRR delay minutes?
Late aircraft was the largest recorded PGD-to-GRR delay category, accounting for 56.4% of 5,434 BTS-attributed delay minutes during July 2025–June 2026.
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