Best Time to Fly MYR to BOS: On-Time Stats by Hour & Airline
Myrtle Beach International → Logan International
Data through July 2026 · Last updated October 18, 2026
439 flights were scheduled from Myrtle Beach (MYR) to Boston (BOS) in the last 12 months, and 69.7% of those that flew arrived on time, 8.0 points below the US average of 77.6%.
Envoy Air was the most punctual of the 3 airlines on the route at 90.9%, while Spirit Airlines trailed at 63.3%.
November has been the best month (84% on time) and Thursday the weakest day of the week (72%).
3.2% of flights were cancelled, versus 1.8% nationally.
MYR to BOS 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 |
|---|---|---|---|---|
| Envoy Air | 90.9% | 144 min | 0.0% | 33 |
| Republic Airways | 87.5% | 51 min | 0.0% | 56 |
| Spirit Airlines | 63.3% | 79 min | 3.6% | 331 |
| Delta Air Lines | Limited data | 19 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MYR to BOS
On-time arrival % by scheduled departure hour (local time), 1,124 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 89.8% | 2.0% | 50 |
| 6am–7am | Limited data | 25 | |
| 7am–8am | 87.7% | 1.5% | 66 |
| 8am–9am | 87.0% | 2.5% | 79 |
| 9am–10am | 81.6% | 0.0% | 98 |
| 10am–11am | Limited data | 21 | |
| 11am–12pm | 90.0% | 1.3% | 152 |
| 12pm–1pm | 76.3% | 0.0% | 59 |
| 1pm–2pm | 60.0% | 5.4% | 111 |
| 2pm–3pm | 71.0% | 2.8% | 71 |
| 3pm–4pm | 54.4% | 3.7% | 107 |
| 4pm–5pm | Limited data | 21 | |
| 5pm–6pm | 70.2% | 4.1% | 49 |
| 6pm–7pm | 65.3% | 0.0% | 75 |
| 7pm–8pm | 57.5% | 4.1% | 49 |
| 8pm–9pm | Limited data | 23 | |
| 9pm–10pm | 79.4% | 0.0% | 68 |
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 BOS
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) | Limited data | 19 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 27 | ||
| Summer peak (Jun 15 - Aug 15) | 69.6% | -6.4 pts | 1.4% | 210 |
| All other days | 76.0% | — | 2.5% | 868 |
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).