Chicago (ORD) to Knoxville/Maryville (TYS) flights
SkyWest Airlines, Envoy Air, GoJet Airlines, United Airlines fly nonstop from Chicago O'Hare International Airport to McGhee Tyson Airport, with about 54 flights a week in July 2026. The 475-mile flight takes about 1h 45m gate to gate.
- Distance
- 475 mi · 764 km
- Flight time
- 1h 45m
- Airlines
- 4
- Seats filled
- 81%
Airlines flying ORD to TYS
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| SkyWest Airlines | 34 | Bombardier CRJ550, Bombardier CRJ700, Embraer E175 | 44,147 | 1h 48m |
| Envoy Air | 7 | Embraer E170, Embraer E175 | 12,072 | 1h 43m |
| GoJet Airlines | 7 | Bombardier CRJ550 | 22,385 | 1h 43m |
| United Airlines | 6 | Airbus A319, Boeing 737-700 / MAX 7, Airbus A320-100/200 | 29,969 | 1h 44m |
| PSA AirlinesSeasonal or ended | n/a | Bombardier CRJ700, Bombardier CRJ900 | 37,843 | 1h 43m |
| Republic AirlineSeasonal or ended | n/a | Embraer E175 | 3,109 | 1h 45m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
ORD to TYS flight schedule
16 flight numbers flew this route in August 2026, 7 of them almost daily. The first usually leaves at 6:55am and the last at 7:29pm. 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 4551United Airlines · operated by GoJet Airlines | 6:55am | 9:43am | 10 | 76% |
| UA 4477United Airlines · operated by GoJet Airlines | 6:59am | 9:57am | 12 | 58% |
| UA 5842United Airlines · operated by SkyWest Airlines | 6:59am | 9:57am | 9 | n/a |
| AA 6445American Airlines · operated by SkyWest Airlines | 8:18am | 11:10am | 31 | 76% |
| AA 5014American Airlines · operated by SkyWest Airlines | 9:40am | 12:30pm | 4 | 76% |
| AA 3571American Airlines · operated by Envoy Air | 10:05am | 12:51pm | 27 | 78% |
| UA 4592United Airlines · operated by GoJet Airlines | 10:29am | 1:17pm | 21 | 48% |
| UA 6037United Airlines · operated by SkyWest Airlines | 10:30am | 1:19pm | 10 | 75% |
| UA 5823United Airlines · operated by SkyWest Airlines | 2:00pm | 5:00pm | 10 | 76% |
| UA 1244United Airlines | 2:10pm | 4:58pm | 21 | 50% |
| AA 3783American Airlines · operated by Envoy Air | 3:13pm | 6:02pm | 4 | 52% |
| AA 4970American Airlines · operated by SkyWest Airlines | 3:30pm | 6:22pm | 27 | 64% |
| UA 2827United Airlines | 5:55pm | 8:44pm | 9 | 64% |
| UA 795United Airlines | 6:06pm | 8:53pm | 21 | 57% |
| AA 5001American Airlines · operated by SkyWest Airlines | 7:09pm | 9:58pm | 4 | 65% |
| AA 3830American Airlines · operated by Envoy Air | 7:29pm | 10:17pm | 27 | 59% |
Is ORD to TYS on time?
From September 2025 to August 2026, 67% of 2,733 flights arrived within 15 minutes of schedule and 3.3% were cancelled. Flights leaving around 7am were the most punctual (77%), those around 6pm the least (56%). Most delay time was caused by late-arriving aircraft (54%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,448 | 69% | 27 min | 1.7% |
| American Airlines | 1,285 | 66% | 39 min | 5.2% |
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 | 91 | 74% | |
| 7am to 8am | 254 | 77% | |
| 8am to 9am | 218 | 75% | |
| 9am to 10am | 171 | 72% | |
| 10am to 11am | 409 | 71% | |
| 11am to 12pm | 102 | 76% | |
| 1pm to 2pm | 196 | 67% | |
| 2pm to 3pm | 355 | 67% | |
| 3pm to 4pm | 123 | 64% | |
| 5pm to 6pm | 157 | 60% | |
| 6pm to 7pm | 344 | 56% | |
| 7pm to 8pm | 187 | 56% | |
| 8pm to 9pm | 82 | 63% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 238 | 14,086 | |
| September 2025 | 225 | 13,887 | |
| October 2025 | 270 | 15,855 | |
| November 2025 | 242 | 11,548 | |
| December 2025 | 205 | 10,160 | |
| January 2026 | 163 | 8,037 | |
| February 2026 | 170 | 9,411 | |
| March 2026 | 190 | 11,143 | |
| April 2026 | 223 | 12,585 | |
| May 2026 | 244 | 14,831 | |
| June 2026 | 237 | 14,227 | |
| July 2026 | 238 | 13,912 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.