Denver (DEN) to Charleston (CHS) flights
United Airlines, Southwest Airlines fly nonstop from Denver International Airport to Charleston International Airport, with about 14 flights a week in July 2026. The 1,449-mile flight takes about 3h 18m gate to gate.
- Distance
- 1,449 mi · 2,332 km
- Flight time
- 3h 18m
- Airlines
- 2
- Seats filled
- 84%
Airlines flying DEN to CHS
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 7 | Boeing 737-800, Airbus A320-100/200, Airbus A319 | 57,543 | 3h 21m |
| Southwest Airlines | 7 | Boeing 737-800, Boeing 737 MAX 8, Boeing 737-700 / MAX 7 | 28,136 | 3h 11m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
DEN to CHS flight schedule
4 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 10:01am and the last at 4:11pm. 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 1003United Airlines | 10:01am | 3:28pm | 31 | 84% |
| WN 1125Southwest Airlines | 11:00am | 4:20pm | 12 | 92% |
| WN 3371Southwest Airlines | 12:30pm | 5:50pm | 12 | 58% |
| UA 1429United Airlines | 4:11pm | 9:35pm | 12 | 50% |
Is DEN to CHS on time?
From September 2025 to August 2026, 77% of 662 flights arrived within 15 minutes of schedule and 0.3% were cancelled. Flights leaving around 9am were the most punctual (84%), those around 2pm the least (64%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (38%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 450 | 81% | 11 min | 0.4% |
| Southwest Airlines | 212 | 68% | 15 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 | 335 | 84% | |
| 10am to 11am | 74 | 76% | |
| 2pm to 3pm | 47 | 64% | |
| 3pm to 4pm | 78 | 72% | |
| 4pm to 5pm | 73 | 71% | |
| 5pm to 6pm | 22 | 59% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 50 | 7,028 | |
| September 2025 | 47 | 7,327 | |
| October 2025 | 52 | 7,986 | |
| November 2025 | 48 | 6,196 | |
| December 2025 | 46 | 5,929 | |
| January 2026 | 56 | 5,678 | |
| February 2026 | 55 | 6,373 | |
| March 2026 | 61 | 7,480 | |
| April 2026 | 59 | 6,822 | |
| May 2026 | 48 | 6,390 | |
| June 2026 | 57 | 9,302 | |
| July 2026 | 60 | 9,168 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.