Charleston (CHS) to New York (JFK): On-Time Performance
Data through July 2026
Delays are only half the story on CHS–JFK: 4.3% of its scheduled flights were outright cancelled, well above the US norm, so a backup plan matters more here than on most routes. When flights do go, 76% land on time, below the national average of 78%. Endeavor Air has been the safer pick, arriving on time 87% of the time.
- On-time
- 76%
- arrived <15 min late
- Avg delay
- 19 min
- completed flights
- Cancelled
- 4.3%
- Flights/day
- 2.2
- last 12 months
- Duration
- 2h 2m
- scheduled
- Distance
- 636 mi
Best airline from CHS to JFK
3 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Endeavor Airmost reliable | 87% | 10 min | 4.4% | 518 |
| Republic Airways | 79% | 15 min | 6.9% | 246 |
| JetBlue Airways | 72% | 23 min | 3.9% | 1,372 |
Monthly on-time trend
Best time to fly from CHS to JFK
Aim for departures around 7 a.m. (91% on-time); avoid 8 p.m. departures (47%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 74% | 21 min |
| Tuesday | 81% | 15 min |
| Wednesdaybest | 81% | 18 min |
| Thursday | 73% | 19 min |
| Friday | 77% | 18 min |
| Saturday | 78% | 18 min |
| Sunday | 70% | 22 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft50%
- Airline operations25%
- National airspace system23%
- Weather1%
Frequently asked questions
- How often are flights from CHS to JFK delayed?
- 24% of CHS–JFK flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 19 minutes.
- Which airline is most reliable from CHS to JFK?
- Endeavor Air has the best on-time record on this route at 87%, based on 518 flights. 3 airlines flew CHS–JFK frequently enough to compare in this period.
- What is the best time of day to fly from CHS to JFK?
- Departures around 7 a.m. have the best record (91% on-time), while departures around 8 p.m. have the worst (47%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from CHS to JFK?
- The scheduled CHS–JFK flight time averages 2h 2m over 636 miles. Actual arrival times vary — flights on this route land 15+ minutes late 24% of the time.
- How often are CHS to JFK flights cancelled?
- 4.3% of scheduled flights on this route were cancelled between 2024-07 and 2026-07 — several times the typical US rate, so consider earlier departures or backup options.
- What is the worst month to fly from CHS to JFK?
- July 2025 was the roughest month in this dataset, with only 48% of arrivals on time. The best was September 2025 at 92%. If your dates are flexible, that 44-point gap is worth planning around.
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Based on 2,139 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.