Best Time to Fly LGA to RDU: On-Time Stats by Hour & Airline
LaGuardia → Raleigh-Durham International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 72.9% of New York (LGA) to Raleigh/Durham (RDU) flights arrived on time (2,598 scheduled flights). That is 4.7 points below the national average of 77.6%.
Delta Air Lines was the most punctual of the 4 airlines on the route at 80.8%, while American Airlines trailed at 37.3%.
September has been the best month (86% on time) and Sunday the weakest day of the week (75%).
5.2% of flights were cancelled, versus 1.8% nationally.
LGA to RDU 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 |
|---|---|---|---|---|
| Delta Air Lines | 80.8% | 71 min | 4.7% | 344 |
| Republic Airways | 74.0% | 63 min | 5.3% | 2,022 |
| Frontier Airlines | 56.6% | 83 min | 5.9% | 170 |
| American Airlines | 37.3% | 111 min | 4.8% | 62 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly LGA to RDU
On-time arrival % by scheduled departure hour (local time), 5,870 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 93.5% | 4.7% | 616 |
| 7am–8am | 90.1% | 3.0% | 135 |
| 8am–9am | 84.2% | 4.2% | 428 |
| 9am–10am | 89.2% | 7.5% | 40 |
| 10am–11am | 82.3% | 3.2% | 787 |
| 11am–12pm | 85.7% | 1.3% | 392 |
| 12pm–1pm | 76.5% | 2.4% | 620 |
| 1pm–2pm | 82.8% | 1.8% | 569 |
| 2pm–3pm | 70.8% | 1.5% | 204 |
| 3pm–4pm | 72.7% | 2.6% | 417 |
| 4pm–5pm | 58.7% | 5.8% | 394 |
| 5pm–6pm | 65.0% | 6.2% | 518 |
| 6pm–7pm | 72.8% | 3.2% | 95 |
| 7pm–8pm | 55.6% | 8.1% | 309 |
| 8pm–9pm | 76.3% | 9.3% | 214 |
| 9pm–10pm | 71.4% | 4.5% | 132 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on LGA to RDU
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) | 85.2% | +6.0 pts | 0.0% | 128 |
| Christmas & New Year (Dec 20 - Jan 3) | 75.6% | -3.6 pts | 2.2% | 180 |
| Summer peak (Jun 15 - Aug 15) | 66.3% | -12.9 pts | 9.5% | 891 |
| All other days | 79.2% | — | 3.1% | 4,671 |
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).