Greenville/Greer/Spartanburg (GSP) to Chicago (ORD) flights
SkyWest Airlines, Envoy Air fly nonstop from Greenville-Spartanburg International Airport to Chicago O'Hare International Airport, with about 41 flights a week in July 2026. The 577-mile flight takes about 2h 15m gate to gate.
- Distance
- 577 mi · 929 km
- Flight time
- 2h 15m
- Airlines
- 2
- Seats filled
- 85%
Airlines flying GSP to ORD
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| SkyWest Airlines | 21 | Embraer E175, Bombardier CRJ550, Bombardier CRJ200 | 31,290 | 2h 21m |
| Envoy Air | 20 | Embraer E175, Embraer E170 | 45,808 | 2h 12m |
| GoJet AirlinesSeasonal or ended | n/a | Bombardier CRJ550 | 11,497 | 2h 13m |
| Republic AirlineSeasonal or ended | n/a | Embraer E175, Embraer E170 | 16,085 | 2h 14m |
| PSA AirlinesSeasonal or ended | n/a | Bombardier CRJ700, Bombardier CRJ900 | 5,483 | 2h 16m |
| American AirlinesSeasonal or ended | n/a | Airbus A319 | 4,719 | 2h 12m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
GSP to ORD flight schedule
14 flight numbers flew this route in August 2026, 4 of them almost daily. The first usually leaves at 6:10am and the last at 6:43pm. 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) |
|---|---|---|---|---|
| UA 4728United Airlines · operated by SkyWest Airlines | 6:10am | 7:30am | 10 | 87% |
| UA 3544United Airlines · operated by Republic Airline | 6:30am | 7:47am | 18 | 94% |
| AA 3823American Airlines · operated by Envoy Air | 7:39am | 9:00am | 27 | 82% |
| AA 3564American Airlines · operated by Envoy Air | 8:14am | 9:31am | 4 | 76% |
| UA 3465United Airlines · operated by Republic Airline | 10:33am | 11:53am | 16 | 87% |
| UA 5361United Airlines · operated by SkyWest Airlines | 10:45am | 11:59am | 10 | 70% |
| AA 3556American Airlines · operated by Envoy Air | 11:31am | 12:40pm | 4 | 87% |
| AA 4160American Airlines · operated by Envoy Air | 11:31am | 12:44pm | 27 | 82% |
| UA 3433United Airlines · operated by Republic Airline | 2:18pm | 3:30pm | 11 | 90% |
| UA 5401United Airlines · operated by SkyWest Airlines | 2:18pm | 3:30pm | 4 | n/a |
| UA 4757United Airlines · operated by SkyWest Airlines | 5:43pm | 7:03pm | 21 | 45% |
| UA 5524United Airlines · operated by SkyWest Airlines | 5:43pm | 7:00pm | 10 | 59% |
| AA 4145American Airlines · operated by Envoy Air | 6:34pm | 8:04pm | 27 | 57% |
| AA 3559American Airlines · operated by Envoy Air | 6:43pm | 8:14pm | 4 | 67% |
Is GSP to ORD on time?
From September 2025 to August 2026, 76% of 2,131 flights arrived within 15 minutes of schedule and 3.7% were cancelled. Flights leaving around 9am were the most punctual (89%), those around 5pm the least (55%). Most delay time was caused by late-arriving aircraft (33%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,147 | 75% | 22 min | 3.5% |
| American Airlines | 984 | 76% | 17 min | 4% |
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
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 6am to 7am | 295 | 86% | |
| 7am to 8am | 264 | 83% | |
| 8am to 9am | 46 | 71% | |
| 9am to 10am | 118 | 89% | |
| 10am to 11am | 230 | 78% | |
| 11am to 12pm | 323 | 83% | |
| 12pm to 1pm | 136 | 78% | |
| 5pm to 6pm | 368 | 55% | |
| 6pm to 7pm | 81 | 65% | |
| 8pm to 9pm | 171 | 67% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 153 | 9,820 | |
| September 2025 | 156 | 9,417 | |
| October 2025 | 198 | 11,096 | |
| November 2025 | 153 | 8,431 | |
| December 2025 | 160 | 8,462 | |
| January 2026 | 139 | 7,257 | |
| February 2026 | 129 | 7,625 | |
| March 2026 | 162 | 9,532 | |
| April 2026 | 196 | 10,565 | |
| May 2026 | 197 | 11,238 | |
| June 2026 | 168 | 10,593 | |
| July 2026 | 180 | 10,950 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.