Best Time to Fly LGA to CHS: On-Time Stats by Hour & Airline
LaGuardia → Charleston AFB/International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 73.7% of New York (LGA) to Charleston (CHS) flights arrived on time (1,471 scheduled flights). That is 3.9 points below the national average of 77.6%.
Republic Airways was the most punctual of the 2 airlines on the route at 76.2%, while Delta Air Lines trailed at 67.2%.
September has been the best month (87% on time) and Friday the weakest day of the week (73%).
5.0% of flights were cancelled, versus 1.8% nationally.
LGA 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 | 76.2% | 70 min | 5.3% | 1,068 |
| Delta Air Lines | 67.2% | 72 min | 4.2% | 403 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly LGA to CHS
On-time arrival % by scheduled departure hour (local time), 2,662 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 92.2% | 0.6% | 168 |
| 8am–9am | 79.8% | 5.9% | 237 |
| 9am–10am | 82.1% | 2.8% | 179 |
| 10am–11am | 81.5% | 0.5% | 217 |
| 11am–12pm | 73.2% | 4.0% | 247 |
| 12pm–1pm | 76.7% | 6.1% | 98 |
| 1pm–2pm | 78.0% | 9.1% | 55 |
| 2pm–3pm | 73.6% | 2.7% | 223 |
| 3pm–4pm | 74.1% | 3.2% | 631 |
| 4pm–5pm | 80.7% | 0.0% | 31 |
| 5pm–6pm | Limited data | 11 | |
| 6pm–7pm | 69.4% | 4.1% | 338 |
| 7pm–8pm | 67.5% | 11.3% | 185 |
| 8pm–9pm | Limited data | 24 | |
| 9pm–10pm | Limited data | 18 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on LGA 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) | 79.0% | +1.1 pts | 1.6% | 63 |
| Christmas & New Year (Dec 20 - Jan 3) | 69.8% | -8.1 pts | 3.0% | 99 |
| Summer peak (Jun 15 - Aug 15) | 67.9% | -10.1 pts | 8.6% | 490 |
| All other days | 77.9% | — | 3.1% | 2,010 |
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).