FlightRecord

Charleston (CHS) to New York (JFK): On-Time Performance

Data through May 2026

Delays are only half the story on CHS–JFK: 4.2% 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, 77% land on time, below the national average of 78%. Endeavor Air has been the safer pick, arriving on time 86% of the time.

On-time
77%
arrived <15 min late
Avg delay
18 min
completed flights
Cancelled
4.2%
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 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
Endeavor Airmost reliable86%11 min5.4%608
Republic Airways79%15 min6.9%246
JetBlue Airways72%22 min3.1%1,311

Monthly on-time trend

Monthly on-time percentage for CHS to JFK flights50%75%100%June 2024: 75% on-time (150 flights)75Jun 2024July 2024: 75% on-time (155 flights)75August 2024: 75% on-time (155 flights)75September 2024: 90% on-time (139 flights)90Sep 2024October 2024: 91% on-time (143 flights)91November 2024: 91% on-time (147 flights)91December 2024: 70% on-time (136 flights)70Dec 2024January 2025: 82% on-time (74 flights)82February 2025: 71% on-time (69 flights)71March 2025: 71% on-time (65 flights)71Mar 2025April 2025: 77% on-time (86 flights)77May 2025: 57% on-time (63 flights)57June 2025: 58% on-time (60 flights)58Jun 2025July 2025: 48% on-time (62 flights)48August 2025: 72% on-time (54 flights)72September 2025: 92% on-time (48 flights)92Sep 2025October 2025: 77% on-time (62 flights)77November 2025: 77% on-time (67 flights)77December 2025: 61% on-time (79 flights)61Dec 2025January 2026: 75% on-time (83 flights)75February 2026: 70% on-time (79 flights)70March 2026: 79% on-time (64 flights)79Mar 2026April 2026: 79% on-time (65 flights)79May 2026: 87% on-time (63 flights)87

Best time to fly from CHS to JFK

Aim for departures around 7 a.m. (90% on-time); avoid 8 p.m. departures (46%).

On-time percentage by scheduled departure hour, CHS to JFK6 a.m.: 85% on-time (101 flights)67 a.m.: 90% on-time (266 flights)78 a.m.: 80% on-time (20 flights)89 a.m.: 87% on-time (61 flights)910 a.m.: 78% on-time (92 flights)1011 a.m.: 78% on-time (551 flights)1112 p.m.: 75% on-time (192 flights)121 p.m.: 70% on-time (63 flights)132 p.m.: 77% on-time (45 flights)143 p.m.: 82% on-time (82 flights)154 p.m.: 79% on-time (88 flights)165 p.m.: 78% on-time (206 flights)176 p.m.: 62% on-time (304 flights)187 p.m.: 56% on-time (57 flights)198 p.m.: 46% on-time (38 flights)20scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday74%20 min
Tuesday81%14 min
Wednesdaybest83%15 min
Thursday74%22 min
Friday76%18 min
Saturday78%17 min
Sunday71%20 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft48%
  • Airline operations27%
  • National airspace system23%
  • Weather1%

Frequently asked questions

How often are flights from CHS to JFK delayed?
23% of CHS–JFK flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 18 minutes.
Which airline is most reliable from CHS to JFK?
Endeavor Air has the best on-time record on this route at 86%, based on 608 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 (90% on-time), while departures around 8 p.m. have the worst (46%). 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 23% of the time.
How often are CHS to JFK flights cancelled?
4.2% of scheduled flights on this route were cancelled between 2024-06 and 2026-05 — 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.

Based on 2,168 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.