Route · JFK → CHS · 2020–2025 BTS data
New York to Charleston
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), JFK to CHS (New York to Charleston) ranks #1403 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 79.7%
- On-time
- +0.7 pts
- vs US avg
- 74 min
- Delay when late
- 8,613
- Flights
- #1403 of 4927
- Corpus placement
Cancelled
3.0%
Best Month
Nov 2024 93%
Worst Month
Jun 2025 62%
Distance
636 mi
Carriers
18
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 79 | 22 | 4 | 0 | B6,YX |
| Nov 2025 | 68 | 21 | 1 | 0 | B6,YX |
| Oct 2025 | 62 | 16 | 2 | 0 | B6 |
| Sep 2025 | 48 | 1 | 0 | 0 | B6 |
| Aug 2025 | 54 | 14 | 0 | 0 | B6 |
| Jul 2025 | 62 | 23 | 6 | 0 | B6 |
| Jun 2025 | 60 | 23 | 0 | 0 | B6 |
| May 2025 | 63 | 17 | 0 | 0 | B6,DL |
| Apr 2025 | 86 | 16 | 0 | 0 | B6 |
| Mar 2025 | 67 | 17 | 2 | 0 | B6,YX |
| Feb 2025 | 69 | 20 | 0 | 1 | B6,YX |
| Jan 2025 | 73 | 17 | 5 | 0 | B6,YX |
| Dec 2024 | 136 | 42 | 1 | 0 | 9E,B6,YX |
| Nov 2024 | 147 | 11 | 0 | 0 | 9E,B6 |
| Oct 2024 | 144 | 17 | 0 | 0 | B6,9E |
| Sep 2024 | 139 | 14 | 1 | 0 | 9E,B6 |
| Aug 2024 | 155 | 39 | 18 | 0 | B6,9E |
| Jul 2024 | 155 | 40 | 9 | 0 | 9E,B6 |
| Jun 2024 | 150 | 29 | 13 | 0 | 9E,B6 |
| May 2024 | 155 | 28 | 3 | 0 | 9E,B6,YX |
| Apr 2024 | 149 | 24 | 3 | 0 | 9E,B6,YX |
| Mar 2024 | 154 | 22 | 0 | 0 | 9E,B6,YX |
| Feb 2024 | 131 | 19 | 2 | 0 | 9E,B6 |
| Jan 2024 | 117 | 25 | 5 | 1 | 9E,B6,YX |
JFK–CHS seasonal on-time pattern
Best: March (84.8%) · weakest: July (72.1%)
Strongest calendar month
March
84.8% on-time · ~131 flights/mo
Busiest calendar month
May
~148 flights/mo avg
Weakest calendar month
July
72.1% on-time · ~131 flights/mo
Cancellation Rate
3.0%
75 of 2,523 flights
Diversion Rate
0.1%
2 of 2,523 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
JFK - New York
Full on-time, delay-cause, and seasonal performance for New York, NY.
JFK on-time profileCHS - Charleston
Full on-time, delay-cause, and seasonal performance for Charleston, SC.
CHS on-time profileCompare the two airports
See JFK and CHS side by side on delays, cancellations, and reliability.
Compare JFK vs CHSOrigin-hub reliability standing
Mid-pack among JFK departures
From JFK, this corridor sits with 50 other 75–85% on-time routes out of 66 tracked departures, not the hub's reliability leaders (3 at ≥85%) and not the softest ( 13 below 75%). Destination: Charleston · fleet on-time rank #3265 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to JFK–CHS.
Routes with a similar on-time rate
What the Data Says About JFK to CHS
8,613 tracked flights put the JFK to CHS pairing (New York to Charleston) at a 79.7% on-time rate, squarely in line with the wider network. Delays that do occur run 73.9 minutes on average. Across the 636-mile route and its 18 carriers, the trailing 24 months show 3.0% cancelled and 0.1% diverted (2,523 flights sampled).
The monthly split is wide on this route: Nov 2024 posted the strongest performance at 93% on-time, while Jun 2025 came in at just 62% - a 31-point swing worth factoring into travel timing.
On the multi-year calendar, JFK–CHS peaks in March at 84.8% on-time while May carries the heaviest traffic (~148 flights per month) ; the softest month is July at 72.1%, a 12.7-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does JFK to CHS rank among US routes by traffic? ▼
How often are flights delayed from JFK to CHS? ▼
What is the cancellation rate for JFK to CHS? ▼
How far is the flight from JFK to CHS? ▼
When is the best time to fly from JFK to CHS? ▼
Airports on this route
Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Using JFK–CHS data
JFK–CHS is mid-pack at 79.7% on-time; month and carrier mix move more than the corridor headline.
- Compare JFK and CHS airport profiles: delay causes and top routes differ even on the same corridor. JFK airport
- If your dates flex, March (84.8% on-time) beats July (72.1%) on this corridor. Seasonal chart
- 4 other routes post a similar 79.7% on-time rate; compare before you commit to this pairing. Similar routes
On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.