Best Time to Fly ATL to MYR: On-Time Stats by Hour & Airline
Hartsfield-Jackson Atlanta International → Myrtle Beach International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 81.5% of Atlanta (ATL) to Myrtle Beach (MYR) flights arrived on time (1,513 scheduled flights). That is 3.9 points above the national average of 77.6%.
Delta Air Lines was the only reporting airline with regular flights on this route.
Over 24 months, Wednesday was the most reliable day (85% on time) and July the worst month (66%).
The cancellation rate was 2.0% (US average 1.8%).
ATL 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 | 81.5% | 56 min | 2.0% | 1,513 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ATL to MYR
On-time arrival % by scheduled departure hour (local time), 2,972 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 8am–9am | 90.2% | 2.6% | 378 |
| 9am–10am | 79.7% | 0.6% | 346 |
| 10am–11am | Limited data | 5 | |
| 11am–12pm | 79.1% | 0.5% | 207 |
| 12pm–1pm | 86.2% | 0.8% | 389 |
| 1pm–2pm | 75.7% | 0.7% | 138 |
| 2pm–3pm | 88.3% | 0.8% | 129 |
| 3pm–4pm | 76.3% | 2.6% | 78 |
| 4pm–5pm | 80.0% | 1.8% | 342 |
| 5pm–6pm | 69.6% | 2.0% | 199 |
| 6pm–7pm | Limited data | 16 | |
| 7pm–8pm | 94.7% | 0.0% | 38 |
| 8pm–9pm | 61.7% | 4.1% | 49 |
| 9pm–10pm | 82.5% | 2.4% | 83 |
| 10pm–11pm | 73.6% | 1.1% | 551 |
| 11pm–12am | Limited data | 24 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on ATL 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) | 76.9% | -5.6 pts | 0.0% | 52 |
| Christmas & New Year (Dec 20 - Jan 3) | 85.3% | +2.8 pts | 0.0% | 150 |
| Summer peak (Jun 15 - Aug 15) | 69.9% | -12.7 pts | 1.8% | 566 |
| All other days | 82.6% | — | 1.4% | 2,204 |
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).