Route
CHS → JFK
Charleston International Airport John F. Kennedy International Airport
636 miles
Return route JFK → CHS →
How punctual is this route?
- On-time arrivals
- 73.5%
- Less than 15 minutes late
- Cancelled
- 6.5%
- Of scheduled flights
- Average delay when late
- 88 min
- Flights arriving 15+ minutes late
- Flights tracked
- 789
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 46%
- Airline (crew, maintenance, cleaning) 33%
- Air traffic control & airport 20%
- Extreme weather 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 91.7% | 48 |
| October 2025 | 77.0% | 62 |
| November 2025 | 76.9% | 67 |
| December 2025 | 61.3% | 79 |
| January 2026 | 75.0% | 83 |
| February 2026 | 70.0% | 79 |
| March 2026 | 79.4% | 64 |
| April 2026 | 78.5% | 65 |
| May 2026 | 87.3% | 63 |
| June 2026 | 70.9% | 59 |
| July 2026 | 56.2% | 62 |
| August 2026 | 57.7% | 58 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| JetBlue Airways | 637 | 72.5% | 5.8% | 90 min |
| Republic Airways | 150 | 77.9% | 9.3% | 74 min |
| Delta Air Lines | 2 | 100.0% | 0.0% | — |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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