Best Time to Fly JFK to SAV: On-Time Stats by Hour & Airline
John F. Kennedy International → Savannah/Hilton Head International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 76.7% of New York (JFK) to Savannah (SAV) flights arrived on time (632 scheduled flights). That is 0.9 points below the national average of 77.6%.
Republic Airways was the most punctual of the 2 airlines on the route at 78.2%, while JetBlue trailed at 76.3%.
September has been the best month (89% on time) and Thursday the weakest day of the week (71%).
4.4% of flights were cancelled, versus 1.8% nationally.
JFK 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 |
|---|---|---|---|---|
| Republic Airways | 78.2% | 94 min | 1.9% | 154 |
| JetBlue | 76.3% | 69 min | 5.2% | 478 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly JFK to SAV
On-time arrival % by scheduled departure hour (local time), 1,813 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 1 | |
| 6am–7am | 87.8% | 4.5% | 198 |
| 7am–8am | 85.0% | 2.0% | 151 |
| 8am–9am | 84.4% | 0.9% | 233 |
| 9am–10am | 73.1% | 0.7% | 135 |
| 10am–11am | 74.4% | 0.0% | 43 |
| 11am–12pm | Limited data | 20 | |
| 12pm–1pm | Limited data | 4 | |
| 1pm–2pm | 82.2% | 1.5% | 342 |
| 2pm–3pm | Limited data | 28 | |
| 3pm–4pm | 62.3% | 7.3% | 123 |
| 4pm–5pm | 64.0% | 6.6% | 152 |
| 5pm–6pm | 55.2% | 4.9% | 61 |
| 6pm–7pm | 81.4% | 2.7% | 149 |
| 7pm–8pm | 66.7% | 8.6% | 151 |
| 8pm–9pm | Limited data | 22 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on JFK 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) | 67.3% | -12.5 pts | 1.9% | 53 |
| Christmas & New Year (Dec 20 - Jan 3) | 67.0% | -12.8 pts | 2.1% | 97 |
| Summer peak (Jun 15 - Aug 15) | 68.5% | -11.3 pts | 11.4% | 262 |
| All other days | 79.8% | — | 1.9% | 1,401 |
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).