Best Time to Fly LGA to MYR: On-Time Stats by Hour & Airline
LaGuardia → Myrtle Beach International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 77.2% of New York (LGA) to Myrtle Beach (MYR) flights arrived on time (667 scheduled flights). That is in line with the national average of 77.6%.
Among 3 airlines, Delta Air Lines led with 78.7% on time and Republic Airways was last with 71.6%.
Over 24 months, Thursday was the most reliable day (87% on time) and March the worst month (67%).
The cancellation rate was 3.6% (US average 1.8%).
LGA to MYR 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 | 78.7% | 69 min | 1.6% | 258 |
| Spirit Airlines | 77.3% | 90 min | 5.4% | 333 |
| Republic Airways | 71.6% | 58 min | 2.6% | 76 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly LGA to MYR
On-time arrival % by scheduled departure hour (local time), 1,548 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 93.9% | 2.9% | 102 |
| 7am–8am | 72.9% | 7.7% | 181 |
| 8am–9am | 82.1% | 2.0% | 148 |
| 9am–10am | 84.7% | 0.9% | 559 |
| 10am–11am | 82.1% | 1.2% | 85 |
| 11am–12pm | 83.8% | 0.0% | 80 |
| 12pm–1pm | 87.5% | 0.0% | 40 |
| 1pm–2pm | 95.7% | 0.0% | 92 |
| 2pm–3pm | 77.4% | 0.0% | 31 |
| 4pm–5pm | 57.9% | 4.9% | 81 |
| 6pm–7pm | Limited data | 33 | |
| 7pm–8pm | 85.2% | 1.8% | 55 |
| 8pm–9pm | 69.8% | 8.6% | 58 |
| 9pm–10pm | Limited data | 3 | |
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 MYR
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) | 82.5% | -1.3 pts | 0.0% | 40 |
| Christmas & New Year (Dec 20 - Jan 3) | 74.4% | -9.5 pts | 2.5% | 80 |
| Summer peak (Jun 15 - Aug 15) | 74.9% | -8.9 pts | 4.5% | 268 |
| All other days | 83.8% | — | 2.2% | 1,160 |
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).