Rapid City (RAP) to Chicago (ORD) flights
Envoy Air, SkyWest Airlines, United Airlines fly nonstop from Rapid City Regional Airport to Chicago O'Hare International Airport, with about 27 flights a week in July 2026. The 780-mile flight takes about 2h 24m gate to gate.
- Distance
- 780 mi · 1,255 km
- Flight time
- 2h 24m
- Airlines
- 3
- Seats filled
- 86%
Airlines flying RAP to ORD
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Envoy Air | 13 | Embraer E175, Embraer E170 | 15,552 | 2h 20m |
| SkyWest Airlines | 7 | Embraer E175, Bombardier CRJ700 | 15,203 | 2h 29m |
| United Airlines | 7 | Boeing 737-900ER, Airbus A320-100/200, Boeing 737 MAX 8 | 24,733 | 2h 23m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
RAP to ORD flight schedule
7 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 6:11am and the last at 3:25pm. 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 5811United Airlines · operated by SkyWest Airlines | 6:11am | 9:45am | 10 | 83% |
| AA 3573American Airlines · operated by Envoy Air | 12:20pm | 3:49pm | 27 | 69% |
| AA 3908American Airlines · operated by Envoy Air | 12:41pm | 4:10pm | 4 | 69% |
| UA 795United Airlines | 1:31pm | 4:55pm | 21 | 48% |
| UA 1623United Airlines | 1:35pm | 4:59pm | 10 | 65% |
| AA 3574American Airlines · operated by Envoy Air | 3:21pm | 7:00pm | 27 | 58% |
| AA 3767American Airlines · operated by Envoy Air | 3:25pm | 6:59pm | 4 | 80% |
Is RAP to ORD on time?
From September 2025 to August 2026, 74% of 687 flights arrived within 15 minutes of schedule and 1.6% were cancelled. Flights leaving around 6am were the most punctual (83%), those around 9am the least (57%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (37%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 386 | 73% | 30 min | 1.8% |
| American Airlines | 301 | 74% | 24 min | 1.3% |
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 | 81 | 83% | |
| 9am to 10am | 53 | 57% | |
| 11am to 12pm | 60 | 76% | |
| 12pm to 1pm | 126 | 70% | |
| 1pm to 2pm | 246 | 74% | |
| 3pm to 4pm | 104 | 74% | |
| 6pm to 7pm | 15 | 80% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 104 | 8,301 | |
| September 2025 | 73 | 7,168 | |
| October 2025 | 38 | 4,745 | |
| November 2025 | 29 | 1,690 | |
| December 2025 | 15 | 979 | |
| January 2026 | 5 | 341 | |
| March 2026 | 2 | 126 | |
| April 2026 | 68 | 4,693 | |
| May 2026 | 101 | 7,146 | |
| June 2026 | 119 | 9,726 | |
| July 2026 | 121 | 10,573 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.