Best Time to Fly DTW to CHS: On-Time Stats by Hour & Airline
Detroit Metro Wayne County → Charleston AFB/International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 77.2% of Detroit (DTW) to Charleston (CHS) flights arrived on time (571 scheduled flights). That is in line with the national average of 77.6%.
Delta Air Lines was the most punctual of the 2 airlines on the route at 85.2%, while SkyWest Airlines trailed at 68.2%.
November has been the best month (94% on time) and Friday the weakest day of the week (73%).
1.6% of flights were cancelled, versus 1.8% nationally.
DTW 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 |
|---|---|---|---|---|
| Delta Air Lines | 85.2% | 65 min | 1.5% | 267 |
| SkyWest Airlines | 68.2% | 70 min | 1.9% | 270 |
| Spirit Airlines | Limited data | 18 | ||
| Republic Airways | Limited data | 16 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DTW to CHS
On-time arrival % by scheduled departure hour (local time), 1,360 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 93.5% | 0.0% | 31 |
| 8am–9am | 83.4% | 1.0% | 305 |
| 9am–10am | Limited data | 10 | |
| 10am–11am | 83.7% | 1.0% | 303 |
| 2pm–3pm | 75.3% | 0.0% | 170 |
| 3pm–4pm | 70.2% | 2.4% | 290 |
| 4pm–5pm | Limited data | 21 | |
| 6pm–7pm | Limited data | 4 | |
| 7pm–8pm | 71.3% | 0.0% | 136 |
| 9pm–10pm | 82.0% | 1.1% | 90 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DTW 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) | Limited data | 20 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 74.0% | -6.4 pts | 0.0% | 50 |
| Summer peak (Jun 15 - Aug 15) | 73.2% | -7.2 pts | 1.7% | 296 |
| All other days | 80.4% | — | 1.2% | 994 |
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).