Denver (DEN) to Columbus (CMH) flights
Southwest Airlines, United Airlines, Frontier Airlines fly nonstop from Denver International Airport to John Glenn Columbus International Airport, with about 37 flights a week in July 2026. The 1,154-mile flight takes about 2h 43m gate to gate.
- Distance
- 1,154 mi · 1,857 km
- Flight time
- 2h 43m
- Airlines
- 3
- Seats filled
- 81%
Airlines flying DEN to CMH
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 20 | Boeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 7 | 124,259 | 2h 39m |
| United Airlines | 14 | Boeing 737-800, Boeing 737-900ER, Airbus A320-100/200 | 95,531 | 2h 48m |
| Frontier Airlines | 3 | Airbus A320neo, Airbus A321, Airbus A320-100/200 | 19,924 | 2h 46m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
DEN to CMH flight schedule
9 flight numbers flew this route in August 2026, 2 of them almost daily. The first usually leaves at 9:32am and the last at 7:30pm. 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) |
|---|---|---|---|---|
| F9 1694Frontier Airlines | 9:32am | 2:27pm | 13 | 81% |
| UA 480United Airlines | 9:40am | 2:34pm | 31 | 92% |
| WN 685Southwest Airlines | 11:00am | 3:45pm | 12 | 50% |
| WN 1477Southwest Airlines | 11:20am | 4:05pm | 12 | 83% |
| WN 3408Southwest Airlines | 2:10pm | 6:55pm | 16 | 38% |
| WN 2132Southwest Airlines | 5:10pm | 9:55pm | 4 | n/a |
| WN 200Southwest Airlines | 5:55pm | 10:50pm | 12 | 33% |
| UA 1843United Airlines | 5:59pm | 10:57pm | 31 | 72% |
| WN 241Southwest Airlines | 7:30pm | 12:20am | 16 | 21% |
Is DEN to CMH on time?
From September 2025 to August 2026, 73% of 1,776 flights arrived within 15 minutes of schedule and 0.7% were cancelled. Flights leaving around 9am were the most punctual (89%), those around 7pm the least (44%). Most delay time was caused by late-arriving aircraft (53%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 923 | 64% | 21 min | 0.9% |
| United Airlines | 728 | 83% | 12 min | 0.7% |
| Frontier Airlines | 125 | 81% | 18 min | 0% |
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 |
|---|---|---|---|
| 9am to 10am | 312 | 89% | |
| 10am to 11am | 264 | 78% | |
| 11am to 12pm | 123 | 75% | |
| 1pm to 2pm | 57 | 82% | |
| 2pm to 3pm | 138 | 69% | |
| 3pm to 4pm | 61 | 59% | |
| 4pm to 5pm | 94 | 60% | |
| 5pm to 6pm | 334 | 73% | |
| 6pm to 7pm | 162 | 67% | |
| 7pm to 8pm | 157 | 44% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 146 | 21,516 | |
| September 2025 | 147 | 21,324 | |
| October 2025 | 165 | 23,938 | |
| November 2025 | 140 | 16,679 | |
| December 2025 | 141 | 17,291 | |
| January 2026 | 125 | 15,589 | |
| February 2026 | 123 | 15,444 | |
| March 2026 | 144 | 19,376 | |
| April 2026 | 149 | 20,210 | |
| May 2026 | 152 | 20,947 | |
| June 2026 | 159 | 23,673 | |
| July 2026 | 164 | 23,727 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.