Charleston (CHS) to Denver (DEN) flights
United Airlines, Southwest Airlines fly nonstop from Charleston International Airport to Denver International Airport, with about 14 flights a week in July 2026. The 1,449-mile flight takes about 3h 55m gate to gate.
- Distance
- 1,449 mi · 2,332 km
- Flight time
- 3h 55m
- Airlines
- 2
- Seats filled
- 85%
Airlines flying CHS to DEN
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 7 | Boeing 737-800, Airbus A320-100/200, Airbus A319 | 57,474 | 3h 57m |
| Southwest Airlines | 7 | Boeing 737-800, Boeing 737 MAX 8, Boeing 737-700 / MAX 7 | 27,223 | 3h 51m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
CHS to DEN flight schedule
6 flight numbers flew this route in August 2026. The first usually leaves at 8:30am and the last at 4:30pm. 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 1686United Airlines | 8:30am | 10:20am | 15 | 93% |
| WN 2026Southwest Airlines | 1:15pm | 2:50pm | 8 | n/a |
| WN 3417Southwest Airlines | 1:45pm | 3:30pm | 4 | n/a |
| WN 191Southwest Airlines | 4:05pm | 5:45pm | 12 | 27% |
| UA 2757United Airlines | 4:16pm | 6:11pm | 10 | 57% |
| UA 557United Airlines | 4:30pm | 6:19pm | 18 | 73% |
Is CHS to DEN on time?
From September 2025 to August 2026, 70% of 663 flights arrived within 15 minutes of schedule and 0.6% were cancelled. Flights leaving around 8am were the most punctual (90%), those around 4pm the least (67%). Most delay time was caused by air traffic control and airport congestion (39%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 451 | 75% | 19 min | 0.7% |
| Southwest Airlines | 212 | 59% | 22 min | 0.5% |
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 | 94 | 90% | |
| 1pm to 2pm | 49 | 74% | |
| 2pm to 3pm | 26 | 62% | |
| 4pm to 5pm | 440 | 67% | |
| 5pm to 6pm | 31 | 48% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 47 | 6,180 | |
| September 2025 | 47 | 7,101 | |
| October 2025 | 52 | 7,187 | |
| November 2025 | 47 | 6,577 | |
| December 2025 | 46 | 6,406 | |
| January 2026 | 55 | 5,557 | |
| February 2026 | 55 | 6,618 | |
| March 2026 | 60 | 7,345 | |
| April 2026 | 59 | 7,176 | |
| May 2026 | 48 | 6,515 | |
| June 2026 | 56 | 9,038 | |
| July 2026 | 61 | 8,997 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.