Best Time to Fly DTW to LGA: On-Time Stats by Hour & Airline
Detroit Metro Wayne County → LaGuardia
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 75.3% of Detroit (DTW) to New York (LGA) flights arrived on time (3,936 scheduled flights). That is 2.3 points below the national average of 77.6%.
Republic Airways was the most punctual of the 3 airlines on the route at 77.3%, while Spirit Airlines trailed at 69.7%.
September has been the best month (86% on time) and Thursday the weakest day of the week (74%).
5.1% of flights were cancelled, versus 1.8% nationally.
DTW 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 | 77.3% | 84 min | 5.5% | 1,045 |
| Delta Air Lines | 76.7% | 71 min | 3.8% | 1,980 |
| Spirit Airlines | 69.7% | 75 min | 7.6% | 911 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DTW to LGA
On-time arrival % by scheduled departure hour (local time), 7,900 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 90.0% | 3.2% | 31 |
| 6am–7am | 85.1% | 4.9% | 671 |
| 7am–8am | 88.9% | 1.3% | 981 |
| 8am–9am | 88.7% | 0.9% | 107 |
| 9am–10am | 76.4% | 6.6% | 136 |
| 10am–11am | 86.4% | 1.2% | 1,363 |
| 11am–12pm | 81.4% | 4.0% | 252 |
| 12pm–1pm | 75.3% | 1.7% | 764 |
| 1pm–2pm | 74.8% | 2.3% | 128 |
| 2pm–3pm | 73.8% | 3.3% | 814 |
| 3pm–4pm | 78.9% | 2.3% | 220 |
| 4pm–5pm | 85.4% | 3.5% | 85 |
| 5pm–6pm | 64.5% | 6.4% | 947 |
| 6pm–7pm | 65.2% | 3.2% | 412 |
| 7pm–8pm | Limited data | 2 | |
| 8pm–9pm | 66.9% | 3.7% | 163 |
| 9pm–10pm | 70.5% | 5.1% | 771 |
| 10pm–11pm | 68.3% | 22.6% | 53 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DTW 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) | 71.9% | -7.2 pts | 0.6% | 168 |
| Christmas & New Year (Dec 20 - Jan 3) | 73.5% | -5.6 pts | 2.7% | 295 |
| Summer peak (Jun 15 - Aug 15) | 73.5% | -5.6 pts | 6.4% | 1,238 |
| All other days | 79.1% | — | 2.9% | 6,199 |
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).