Best Time to Fly GRR to LGA: On-Time Stats by Hour & Airline
Gerald R. Ford International → LaGuardia
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 81.2% of Grand Rapids (GRR) to New York (LGA) flights arrived on time (940 scheduled flights). That is 3.6 points above the national average of 77.6%.
Republic Airways was the only reporting airline with regular flights on this route.
February has been the best month (92% on time) and Thursday the weakest day of the week (76%).
4.8% of flights were cancelled, versus 1.8% nationally.
GRR to LGA on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Republic Airways | 81.2% | 61 min | 4.8% | 940 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly GRR to LGA
On-time arrival % by scheduled departure hour (local time), 1,770 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 92.2% | 3.6% | 450 |
| 7am–8am | 85.3% | 8.1% | 37 |
| 8am–9am | 88.1% | 1.7% | 60 |
| 9am–10am | Limited data | 7 | |
| 10am–11am | Limited data | 15 | |
| 11am–12pm | 88.4% | 0.4% | 268 |
| 12pm–1pm | 74.2% | 2.8% | 364 |
| 1pm–2pm | 76.7% | 4.3% | 94 |
| 2pm–3pm | Limited data | 26 | |
| 4pm–5pm | 85.4% | 9.4% | 53 |
| 5pm–6pm | 69.6% | 9.1% | 276 |
| 6pm–7pm | 77.0% | 5.8% | 120 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on GRR to LGA
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 84.8% | +0.9 pts | 0.0% | 33 |
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 17 | ||
| Summer peak (Jun 15 - Aug 15) | 73.6% | -10.3 pts | 6.9% | 420 |
| All other days | 83.9% | — | 3.3% | 1,300 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).