Best Time to Fly BWI to SAV: On-Time Stats by Hour & Airline
Baltimore/Washington International Thurgood Marshall → Savannah/Hilton Head International
Data through July 2026 · Last updated October 18, 2026
995 flights were scheduled from Baltimore (BWI) to Savannah (SAV) in the last 12 months, and 81.2% of those that flew arrived on time, 3.6 points above the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
January has been the best month (88% on time) and Thursday the weakest day of the week (73%).
0.9% of flights were cancelled, versus 1.8% nationally.
BWI to SAV 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 | 81.2% | 57 min | 0.9% | 995 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly BWI to SAV
On-time arrival % by scheduled departure hour (local time), 1,966 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | Limited data | 9 | |
| 8am–9am | 89.3% | 0.6% | 684 |
| 9am–10am | 86.1% | 2.7% | 37 |
| 11am–12pm | Limited data | 26 | |
| 12pm–1pm | Limited data | 13 | |
| 1pm–2pm | 79.6% | 0.9% | 109 |
| 2pm–3pm | 80.2% | 1.2% | 83 |
| 3pm–4pm | 71.1% | 0.0% | 167 |
| 4pm–5pm | 81.8% | 0.0% | 100 |
| 5pm–6pm | 81.2% | 0.0% | 32 |
| 6pm–7pm | 80.5% | 3.5% | 260 |
| 7pm–8pm | 66.7% | 1.2% | 173 |
| 8pm–9pm | 60.2% | 1.6% | 243 |
| 9pm–10pm | Limited data | 22 | |
| 10pm–11pm | Limited data | 8 | |
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 SAV
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) | 79.5% | -3.4 pts | 0.0% | 39 |
| Christmas & New Year (Dec 20 - Jan 3) | 68.8% | -14.1 pts | 0.0% | 80 |
| Summer peak (Jun 15 - Aug 15) | 65.3% | -17.6 pts | 2.6% | 342 |
| All other days | 82.9% | — | 0.9% | 1,505 |
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).