Chicago (ORD) to Rapid City (RAP) flights
Envoy Air, United Airlines, SkyWest Airlines fly nonstop from Chicago O'Hare International Airport to Rapid City Regional Airport, with about 28 flights a week in July 2026. The 780-mile flight takes about 2h 32m gate to gate.
- Distance
- 780 mi · 1,255 km
- Flight time
- 2h 32m
- Airlines
- 3
- Seats filled
- 83%
Airlines flying ORD to RAP
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Envoy Air | 14 | Embraer E175, Embraer E170 | 16,821 | 2h 26m |
| United Airlines | 7 | Airbus A320-100/200, Boeing 737-800, Boeing 737 MAX 8 | 22,139 | 2h 25m |
| SkyWest Airlines | 7 | Embraer E175, Bombardier CRJ700, Bombardier CRJ200 | 13,642 | 2h 45m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
ORD to RAP flight schedule
7 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 8:45am and the last at 9:30pm. 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 2847United Airlines | 8:45am | 10:24am | 10 | 87% |
| UA 2438United Airlines | 8:58am | 10:26am | 21 | 76% |
| AA 3766American Airlines · operated by Envoy Air | 9:40am | 11:14am | 4 | 90% |
| AA 3651American Airlines · operated by Envoy Air | 9:43am | 11:15am | 27 | 78% |
| AA 3574American Airlines · operated by Envoy Air | 1:20pm | 2:50pm | 27 | 67% |
| AA 3767American Airlines · operated by Envoy Air | 1:20pm | 2:55pm | 4 | 89% |
| UA 5331United Airlines · operated by SkyWest Airlines | 9:30pm | 11:16pm | 10 | 63% |
Is ORD to RAP on time?
From September 2025 to August 2026, 78% of 687 flights arrived within 15 minutes of schedule and 1.9% were cancelled. Flights leaving around 8am were the most punctual (84%), those around 8pm the least (60%). Most delay time was caused by late-arriving aircraft (33%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 386 | 74% | 15 min | 3.1% |
| American Airlines | 301 | 84% | 10 min | 0.3% |
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 |
|---|---|---|---|
| 8am to 9am | 214 | 84% | |
| 9am to 10am | 184 | 79% | |
| 11am to 12pm | 32 | 77% | |
| 1pm to 2pm | 104 | 84% | |
| 4pm to 5pm | 19 | 84% | |
| 7pm to 8pm | 15 | 71% | |
| 8pm to 9pm | 46 | 60% | |
| 9pm to 10pm | 70 | 65% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 105 | 8,399 | |
| September 2025 | 74 | 7,167 | |
| October 2025 | 39 | 3,789 | |
| November 2025 | 28 | 1,465 | |
| December 2025 | 16 | 1,176 | |
| January 2026 | 5 | 295 | |
| March 2026 | 2 | 123 | |
| April 2026 | 68 | 4,188 | |
| May 2026 | 103 | 7,016 | |
| June 2026 | 119 | 9,415 | |
| July 2026 | 123 | 9,714 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.