Denver (DEN) to Chicago (ORD) flights
United Airlines, American Airlines, Frontier Airlines fly nonstop from Denver International Airport to Chicago O'Hare International Airport, with about 121 flights a week in July 2026. The 888-mile flight takes about 2h 35m gate to gate.
- Distance
- 888 mi · 1,429 km
- Flight time
- 2h 35m
- Airlines
- 3
- Seats filled
- 84%
Airlines flying DEN to ORD
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 81 | Airbus A321, Boeing 757-300, Boeing 737-900ER | 675,733 | 2h 36m |
| American Airlines | 33 | Boeing 737-800, Airbus A319, Boeing 737 MAX 8 | 184,626 | 2h 32m |
| Frontier Airlines | 6 | Airbus A321, Airbus A320neo, Airbus A320-100/200 | 63,615 | 2h 33m |
| SkyWest AirlinesSeasonal or ended | n/a | Embraer E175, Bombardier CRJ200, Bombardier CRJ550 | 48 | 2h 50m |
| Southwest AirlinesSeasonal or ended | n/a | Boeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 7 | 55,316 | 2h 30m |
| Envoy AirSeasonal or ended | n/a | Embraer E175, Embraer E170 | 8,307 | 2h 31m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
DEN to ORD flight schedule
29 flight numbers flew this route in August 2026, 18 of them almost daily. The first usually leaves at 6:00am and the last at 9:05pm. 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 1377United Airlines | 6:00am | 9:43am | 31 | 90% |
| AA 2771American Airlines | 6:56am | 10:40am | 31 | 88% |
| UA 2315United Airlines | 7:40am | 11:23am | 6 | 91% |
| UA 1928United Airlines | 7:45am | 11:28am | 21 | 85% |
| UA 2430United Airlines | 8:35am | 12:19pm | 29 | 87% |
| AA 2559American Airlines | 9:05am | 12:52pm | 27 | 72% |
| AA 1747American Airlines | 9:08am | 12:56pm | 4 | 74% |
| UA 2329United Airlines | 9:45am | 1:30pm | 31 | 84% |
| UA 2865United Airlines | 11:15am | 3:00pm | 31 | 79% |
| AA 2363American Airlines | 12:23pm | 4:15pm | 27 | 56% |
| AA 1744American Airlines | 12:34pm | 4:31pm | 4 | 76% |
| UA 617United Airlines | 1:25pm | 5:05pm | 31 | 69% |
| AA 4216American Airlines · operated by Envoy Air | 2:09pm | 6:17pm | 4 | n/a |
| AA 1277American Airlines | 2:21pm | 6:15pm | 23 | 39% |
| AA 1760American Airlines | 2:34pm | 6:29pm | 4 | 59% |
| UA 675United Airlines | 2:50pm | 6:32pm | 31 | 57% |
| UA 1023United Airlines | 3:50pm | 7:30pm | 31 | 60% |
| UA 1131United Airlines | 4:40pm | 8:21pm | 21 | 66% |
| UA 352United Airlines | 4:59pm | 8:40pm | 10 | 58% |
| F9 3174Frontier Airlines | 5:05pm | 8:52pm | 31 | 64% |
| AA 1317American Airlines | 5:44pm | 9:45pm | 27 | 50% |
| UA 2272United Airlines | 5:48pm | 9:29pm | 21 | 33% |
| AA 1734American Airlines | 5:57pm | 10:00pm | 4 | 55% |
| UA 1411United Airlines | 6:00pm | 9:39pm | 10 | 48% |
| UA 1055United Airlines | 6:18pm | 10:00pm | 21 | 20% |
| UA 2258United Airlines | 7:10pm | 10:46pm | 29 | 71% |
| UA 2085United Airlines | 7:40pm | 11:19pm | 6 | 64% |
| UA 377United Airlines | 8:29pm | 11:59pm | 18 | 79% |
| UA 2649United Airlines | 9:05pm | 12:44am | 10 | 68% |
Is DEN to ORD on time?
From September 2025 to August 2026, 72% of 6,109 flights arrived within 15 minutes of schedule and 1.1% were cancelled. Flights leaving around 6am were the most punctual (90%), those around 5pm the least (54%). Most delay time was caused by air traffic control and airport congestion (39%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 3,885 | 72% | 24 min | 0.8% |
| American Airlines | 1,602 | 73% | 31 min | 1.7% |
| Frontier Airlines | 321 | 64% | 31 min | 2.2% |
| Southwest Airlines | 301 | 70% | 19 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 |
|---|---|---|---|
| 6am to 7am | 514 | 90% | |
| 7am to 8am | 648 | 87% | |
| 8am to 9am | 135 | 90% | |
| 9am to 10am | 611 | 81% | |
| 10am to 11am | 146 | 80% | |
| 11am to 12pm | 446 | 74% | |
| 12pm to 1pm | 353 | 74% | |
| 1pm to 2pm | 439 | 70% | |
| 2pm to 3pm | 269 | 65% | |
| 3pm to 4pm | 326 | 59% | |
| 4pm to 5pm | 543 | 58% | |
| 5pm to 6pm | 665 | 54% | |
| 6pm to 7pm | 132 | 37% | |
| 7pm to 8pm | 389 | 70% | |
| 8pm to 9pm | 368 | 73% | |
| 9pm to 10pm | 123 | 75% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 593 | 104,552 | |
| September 2025 | 609 | 103,900 | |
| October 2025 | 624 | 101,992 | |
| November 2025 | 413 | 67,906 | |
| December 2025 | 418 | 67,675 | |
| January 2026 | 399 | 62,101 | |
| February 2026 | 441 | 61,647 | |
| March 2026 | 481 | 77,114 | |
| April 2026 | 483 | 73,795 | |
| May 2026 | 582 | 87,155 | |
| June 2026 | 537 | 90,092 | |
| July 2026 | 535 | 89,716 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.