Chicago (ORD) to Hilton Head Island (HHH) flights
Envoy Air, Republic Airline fly nonstop from Chicago O'Hare International Airport to Hilton Head Airport, with about 14 flights a week in July 2026. The 781-mile flight takes about 2h 25m gate to gate.
- Distance
- 781 mi · 1,257 km
- Flight time
- 2h 25m
- Airlines
- 2
- Seats filled
- 70%
Airlines flying ORD to HHH
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Envoy Air | 7 | Embraer E175, Embraer E170 | 4,066 | 2h 12m |
| Republic Airline | 7 | Embraer E175 | 7,013 | 2h 32m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
ORD to HHH flight schedule
3 flight numbers flew this route in August 2026, 2 of them almost daily. The first usually leaves at 9:53am and the last at 10:25am. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| AA 3962American Airlines · operated by Envoy Air | 9:53am | 1:17pm | 27 | 82% |
| AA 3862American Airlines · operated by Envoy Air | 10:00am | 1:33pm | 4 | 90% |
| UA 3581United Airlines · operated by Republic Airline | 10:25am | 2:03pm | 31 | 80% |
Is ORD to HHH on time?
From September 2025 to August 2026, 83% of 272 flights arrived within 15 minutes of schedule and 0.7% were cancelled. Flights leaving around 10am were the most punctual (83%), those around 9am the least (82%). Most delay time was caused by air traffic control and airport congestion (41%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 160 | 80% | 14 min | 0.6% |
| American Airlines | 112 | 87% | 8 min | 0.9% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 4 | 249 | |
| September 2025 | 4 | 220 | |
| October 2025 | 4 | 219 | |
| November 2025 | 1 | 43 | |
| March 2026 | 7 | 446 | |
| April 2026 | 30 | 1,635 | |
| May 2026 | 40 | 2,118 | |
| June 2026 | 60 | 3,079 | |
| July 2026 | 61 | 3,070 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.