Best Time to Fly MYR to LGA: On-Time Stats by Hour & Airline
Myrtle Beach International → LaGuardia
Data through July 2026 · Last updated October 18, 2026
667 flights were scheduled from Myrtle Beach (MYR) to New York (LGA) in the last 12 months, and 76.3% of those that flew arrived on time, 1.3 points below the US average of 77.6%.
Republic Airways was the most punctual of the 3 airlines on the route at 87.5%, while Delta Air Lines trailed at 73.5%.
September has been the best month (95% on time) and Monday the weakest day of the week (76%).
3.9% of flights were cancelled, versus 1.8% nationally.
MYR 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 | 87.5% | 38 min | 4.0% | 75 |
| Spirit Airlines | 76.0% | 90 min | 5.4% | 334 |
| Delta Air Lines | 73.5% | 78 min | 1.9% | 258 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MYR to LGA
On-time arrival % by scheduled departure hour (local time), 1,551 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 92.2% | 3.8% | 53 |
| 8am–9am | 90.9% | 5.2% | 58 |
| 9am–10am | 87.2% | 1.0% | 103 |
| 10am–11am | Limited data | 17 | |
| 11am–12pm | 77.6% | 1.7% | 118 |
| 12pm–1pm | 80.7% | 1.5% | 549 |
| 1pm–2pm | 84.5% | 0.0% | 58 |
| 2pm–3pm | 88.9% | 2.7% | 37 |
| 3pm–4pm | 85.0% | 3.2% | 62 |
| 4pm–5pm | 94.4% | 2.2% | 91 |
| 5pm–6pm | Limited data | 20 | |
| 6pm–7pm | 61.0% | 0.0% | 41 |
| 7pm–8pm | Limited data | 26 | |
| 8pm–9pm | 72.0% | 3.0% | 199 |
| 9pm–10pm | 69.2% | 12.6% | 119 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MYR 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) | 87.5% | +5.2 pts | 0.0% | 40 |
| Christmas & New Year (Dec 20 - Jan 3) | 75.3% | -7.0 pts | 3.8% | 80 |
| Summer peak (Jun 15 - Aug 15) | 70.2% | -12.1 pts | 5.2% | 269 |
| All other days | 82.3% | — | 2.4% | 1,162 |
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).