Best Time to Fly DCA to CHS: On-Time Stats by Hour & Airline
Ronald Reagan Washington National → Charleston AFB/International
Data through July 2026 · Last updated October 18, 2026
1,751 flights were scheduled from Washington (DCA) to Charleston (CHS) in the last 12 months, and 69.8% of those that flew arrived on time, 7.8 points below the US average of 77.6%.
Republic Airways was the most punctual of the 3 airlines on the route at 81.3%, while American Airlines trailed at 65.0%.
October has been the best month (80% on time) and Friday the weakest day of the week (67%).
3.4% of flights were cancelled, versus 1.8% nationally.
DCA to CHS on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Republic Airways | 81.3% | 70 min | 3.5% | 367 |
| PSA Airlines | 67.8% | 79 min | 4.4% | 869 |
| American Airlines | 65.0% | 78 min | 1.6% | 511 |
| Envoy Air | Limited data | 4 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DCA to CHS
On-time arrival % by scheduled departure hour (local time), 3,644 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | Limited data | 2 | |
| 8am–9am | 80.8% | 3.9% | 716 |
| 9am–10am | Limited data | 4 | |
| 10am–11am | Limited data | 4 | |
| 11am–12pm | 78.1% | 4.0% | 423 |
| 12pm–1pm | 77.8% | 1.5% | 274 |
| 1pm–2pm | 79.1% | 3.2% | 403 |
| 2pm–3pm | 69.3% | 4.3% | 422 |
| 3pm–4pm | 77.0% | 0.0% | 61 |
| 4pm–5pm | 67.4% | 3.4% | 89 |
| 5pm–6pm | 58.6% | 6.8% | 576 |
| 6pm–7pm | Limited data | 1 | |
| 7pm–8pm | 71.0% | 5.9% | 256 |
| 8pm–9pm | 64.8% | 5.2% | 368 |
| 9pm–10pm | 72.2% | 2.7% | 37 |
| 10pm–11pm | Limited data | 8 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DCA to CHS
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 80.3% | +6.3 pts | 1.6% | 62 |
| Christmas & New Year (Dec 20 - Jan 3) | 71.3% | -2.7 pts | 0.9% | 116 |
| Summer peak (Jun 15 - Aug 15) | 64.9% | -9.2 pts | 6.7% | 600 |
| All other days | 74.0% | — | 4.0% | 2,866 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).