Best Time to Fly BWI to MYR: On-Time Stats by Hour & Airline
Baltimore/Washington International Thurgood Marshall → Myrtle Beach International
Data through July 2026 · Last updated October 18, 2026
1,038 flights were scheduled from Baltimore (BWI) to Myrtle Beach (MYR) in the last 12 months, and 80.2% of those that flew arrived on time, 2.6 points above the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
September has been the best month (89% on time) and Saturday the weakest day of the week (75%).
1.4% of flights were cancelled, versus 1.8% nationally.
BWI 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 |
|---|---|---|---|---|
| Southwest Airlines | 80.2% | 60 min | 1.4% | 1,038 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly BWI to MYR
On-time arrival % by scheduled departure hour (local time), 2,111 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 8am–9am | 91.2% | 1.1% | 665 |
| 9am–10am | 88.9% | 0.0% | 72 |
| 10am–11am | Limited data | 9 | |
| 11am–12pm | Limited data | 8 | |
| 12pm–1pm | Limited data | 9 | |
| 1pm–2pm | 85.8% | 1.3% | 157 |
| 2pm–3pm | 76.0% | 0.0% | 130 |
| 3pm–4pm | 69.4% | 0.0% | 220 |
| 4pm–5pm | 78.7% | 1.6% | 62 |
| 5pm–6pm | 71.2% | 1.2% | 81 |
| 6pm–7pm | 78.3% | 3.0% | 233 |
| 7pm–8pm | 66.3% | 2.0% | 203 |
| 8pm–9pm | 65.0% | 2.2% | 232 |
| 9pm–10pm | 63.3% | 0.0% | 30 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on BWI 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) | 92.7% | +10.1 pts | 0.0% | 41 |
| Christmas & New Year (Dec 20 - Jan 3) | 69.1% | -13.4 pts | 1.2% | 82 |
| Summer peak (Jun 15 - Aug 15) | 66.6% | -16.0 pts | 2.3% | 392 |
| All other days | 82.5% | — | 1.1% | 1,596 |
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).