Best Time to Fly PIT to MYR: On-Time Stats by Hour & Airline
Pittsburgh International → Myrtle Beach International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 86.7% of Pittsburgh (PIT) to Myrtle Beach (MYR) flights arrived on time (214 scheduled flights). That is 9.0 points above the national average of 77.6%.
Allegiant Air was the most punctual of the 3 airlines on the route at 89.6%, while Spirit Airlines trailed at 82.9%.
May has been the best month (94% on time) and Saturday the weakest day of the week (81%).
0.9% of flights were cancelled, versus 1.8% nationally.
PIT 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 |
|---|---|---|---|---|
| Allegiant Air | 89.6% | 84 min | 0.0% | 107 |
| Southwest Airlines | 85.3% | 107 min | 0.0% | 34 |
| Spirit Airlines | 82.9% | 105 min | 2.7% | 73 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly PIT to MYR
On-time arrival % by scheduled departure hour (local time), 504 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | Limited data | 12 | |
| 7am–8am | Limited data | 10 | |
| 8am–9am | 92.4% | 0.0% | 66 |
| 9am–10am | Limited data | 21 | |
| 10am–11am | 83.9% | 1.8% | 57 |
| 11am–12pm | Limited data | 18 | |
| 12pm–1pm | 90.1% | 0.9% | 112 |
| 1pm–2pm | 85.0% | 0.0% | 61 |
| 2pm–3pm | Limited data | 16 | |
| 3pm–4pm | 84.6% | 0.0% | 93 |
| 4pm–5pm | Limited data | 8 | |
| 5pm–6pm | Limited data | 4 | |
| 6pm–7pm | Limited data | 9 | |
| 7pm–8pm | Limited data | 15 | |
| 11pm–12am | Limited data | 2 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on PIT to MYR
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Summer peak (Jun 15 - Aug 15) | 81.2% | -5.8 pts | 2.6% | 194 |
| All other days | 87.0% | — | 0.7% | 310 |
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).