Best Time to Fly EWR to CHS: On-Time Stats by Hour & Airline
Newark Liberty International → Charleston AFB/International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 79.8% of Newark (EWR) to Charleston (CHS) flights arrived on time (1,342 scheduled flights). That is 2.2 points above the national average of 77.6%.
Republic Airways was the most punctual of the 3 airlines on the route at 83.6%, while Spirit Airlines trailed at 73.9%.
September has been the best month (89% on time) and Sunday the weakest day of the week (76%).
3.1% of flights were cancelled, versus 1.8% nationally.
EWR 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 | 83.6% | 58 min | 4.8% | 227 |
| United Airlines | 80.5% | 76 min | 1.9% | 859 |
| Spirit Airlines | 73.9% | 68 min | 5.9% | 256 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly EWR to CHS
On-time arrival % by scheduled departure hour (local time), 2,751 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 26 | |
| 6am–7am | 93.5% | 2.0% | 487 |
| 7am–8am | 92.1% | 0.8% | 256 |
| 8am–9am | Limited data | 11 | |
| 9am–10am | 84.6% | 4.7% | 150 |
| 10am–11am | 88.8% | 0.0% | 89 |
| 11am–12pm | 70.4% | 1.8% | 110 |
| 12pm–1pm | 85.2% | 0.7% | 151 |
| 1pm–2pm | 88.6% | 2.2% | 91 |
| 2pm–3pm | 75.7% | 7.2% | 111 |
| 3pm–4pm | 69.7% | 4.7% | 149 |
| 4pm–5pm | 82.2% | 3.6% | 308 |
| 5pm–6pm | Limited data | 24 | |
| 6pm–7pm | Limited data | 12 | |
| 8pm–9pm | 57.6% | 6.1% | 98 |
| 9pm–10pm | 66.2% | 4.9% | 677 |
| 10pm–11pm | Limited data | 1 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on EWR 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) | 84.5% | +3.7 pts | 0.0% | 58 |
| Christmas & New Year (Dec 20 - Jan 3) | 72.7% | -8.2 pts | 1.7% | 120 |
| Summer peak (Jun 15 - Aug 15) | 74.3% | -6.5 pts | 7.7% | 418 |
| All other days | 80.8% | — | 2.8% | 2,155 |
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).