Route
JFK → JAX
John F. Kennedy International Airport Jacksonville International Airport
829 miles
Return route JAX → JFK →
How punctual is this route?
- On-time arrivals
- 74.0%
- Less than 15 minutes late
- Cancelled
- 4.6%
- Of scheduled flights
- Average delay when late
- 83 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,187
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 38%
- Airline (crew, maintenance, cleaning) 36%
- Air traffic control & airport 23%
- Extreme weather 3%
- 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 | 76.1% | 111 |
| October 2025 | 72.1% | 116 |
| November 2025 | 69.6% | 118 |
| December 2025 | 61.0% | 133 |
| January 2026 | 71.4% | 73 |
| February 2026 | 90.0% | 56 |
| March 2026 | 87.7% | 82 |
| April 2026 | 86.8% | 91 |
| May 2026 | 86.6% | 120 |
| June 2026 | 75.5% | 101 |
| July 2026 | 61.0% | 93 |
| August 2026 | 57.0% | 93 |
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 | 891 | 73.4% | 4.9% | 76 min |
| Delta Air Lines | 256 | 73.4% | 4.3% | 109 min |
| Republic Airways | 40 | 90.0% | 0.0% | 76 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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