Best Time to Fly SAV to BWI: On-Time Stats by Hour & Airline
Savannah/Hilton Head International → Baltimore/Washington International Thurgood Marshall
Data through July 2026 · Last updated October 18, 2026
994 flights were scheduled from Savannah (SAV) to Baltimore (BWI) in the last 12 months, and 82.4% of those that flew arrived on time, 4.8 points above the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Tuesday was the most reliable day (91% on time) and July the worst month (65%).
The cancellation rate was 1.5% (US average 1.8%).
SAV to BWI 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 | 82.4% | 59 min | 1.5% | 994 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SAV to BWI
On-time arrival % by scheduled departure hour (local time), 1,964 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 90.5% | 0.0% | 42 |
| 7am–8am | 93.0% | 1.5% | 479 |
| 8am–9am | 94.8% | 2.8% | 179 |
| 9am–10am | Limited data | 25 | |
| 10am–11am | 85.7% | 0.0% | 35 |
| 11am–12pm | 83.9% | 1.8% | 57 |
| 12pm–1pm | 71.7% | 0.0% | 113 |
| 1pm–2pm | 80.2% | 0.6% | 174 |
| 2pm–3pm | 81.1% | 0.0% | 74 |
| 3pm–4pm | 71.2% | 1.7% | 60 |
| 4pm–5pm | Limited data | 24 | |
| 5pm–6pm | 88.3% | 3.5% | 142 |
| 6pm–7pm | 74.9% | 1.2% | 243 |
| 7pm–8pm | 59.1% | 2.1% | 288 |
| 8pm–9pm | Limited data | 29 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SAV to BWI
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) | 89.7% | +6.3 pts | 0.0% | 39 |
| Christmas & New Year (Dec 20 - Jan 3) | 79.8% | -3.6 pts | 1.2% | 80 |
| Summer peak (Jun 15 - Aug 15) | 68.9% | -14.5 pts | 2.0% | 342 |
| All other days | 83.4% | — | 1.4% | 1,503 |
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).