Best Time to Fly HHH to ORD: On-Time Stats by Hour & Airline
Hilton Head Airport → Chicago O'Hare International
Data through July 2026 · Last updated October 18, 2026
214 flights were scheduled from Hilton Head (HHH) to Chicago (ORD) in the last 12 months, and 67.0% of those that flew arrived on time, 10.6 points below the US average of 77.6%.
Among 2 airlines, Envoy Air led with 68.8% on time and Republic Airways was last with 65.9%.
The cancellation rate was 2.3% (US average 1.8%).
HHH to ORD 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 | 68.8% | 156 min | 2.5% | 80 |
| Republic Airways | 65.9% | 79 min | 2.2% | 134 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly HHH to ORD
On-time arrival % by scheduled departure hour (local time), 243 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 1pm–2pm | Limited data | 14 | |
| 2pm–3pm | 64.1% | 2.5% | 81 |
| 3pm–4pm | 68.3% | 2.3% | 128 |
| 4pm–5pm | Limited data | 3 | |
| 5pm–6pm | Limited data | 17 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on HHH to ORD
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Summer peak (Jun 15 - Aug 15) | 68.8% | +6.4 pts | 1.8% | 112 |
| All other days | 62.4% | — | 3.0% | 131 |
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).