Best Time to Fly ORD to SAV: On-Time Stats by Hour & Airline
Chicago O'Hare International → Savannah/Hilton Head International
Data through July 2026 · Last updated October 18, 2026
1,564 flights were scheduled from Chicago (ORD) to Savannah (SAV) in the last 12 months, and 77.6% of those that flew arrived on time, in line with the US average of 77.6%.
Envoy Air was the most punctual of the 5 airlines on the route at 82.6%, while Republic Airways trailed at 69.2%.
October has been the best month (87% on time) and Sunday the weakest day of the week (76%).
1.9% of flights were cancelled, versus 1.8% nationally.
ORD 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 |
|---|---|---|---|---|
| Envoy Air | 82.6% | 65 min | 1.8% | 275 |
| United Airlines | 80.2% | 81 min | 0.9% | 744 |
| American Airlines | 74.7% | 83 min | 1.1% | 178 |
| SkyWest Airlines | 70.5% | 91 min | 3.5% | 172 |
| Republic Airways | 69.2% | 75 min | 4.6% | 195 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ORD to SAV
On-time arrival % by scheduled departure hour (local time), 2,662 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 12am–1am | Limited data | 2 | |
| 6am–7am | 90.0% | 3.2% | 31 |
| 7am–8am | 88.6% | 0.2% | 415 |
| 8am–9am | 79.8% | 1.8% | 283 |
| 9am–10am | 85.3% | 1.3% | 153 |
| 10am–11am | 88.9% | 2.7% | 74 |
| 11am–12pm | 80.2% | 1.1% | 660 |
| 12pm–1pm | 74.4% | 2.5% | 40 |
| 1pm–2pm | 76.4% | 1.4% | 73 |
| 2pm–3pm | 65.3% | 0.0% | 49 |
| 3pm–4pm | Limited data | 24 | |
| 4pm–5pm | 56.4% | 1.8% | 57 |
| 5pm–6pm | 69.2% | 3.4% | 178 |
| 6pm–7pm | 78.4% | 2.7% | 525 |
| 7pm–8pm | 79.2% | 1.9% | 54 |
| 8pm–9pm | 86.0% | 2.3% | 44 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on ORD 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) | 67.4% | -13.3 pts | 4.4% | 45 |
| Christmas & New Year (Dec 20 - Jan 3) | 85.1% | +4.4 pts | 0.0% | 74 |
| Summer peak (Jun 15 - Aug 15) | 77.1% | -3.6 pts | 2.5% | 482 |
| All other days | 80.8% | — | 1.5% | 2,061 |
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).