Flight B6509
JetBlue Airways flight B6509
Looking for B6509 in the air…
Boston (BOS) to Jacksonville (JAX)
Historically, this flight arrives 15+ minutes late 38% of the time, and when it is late the delay averages 87 minutes. It was cancelled 7.0% of the time.
- On-time arrivals
- 62.4%
- Less than 15 minutes late
- Cancelled
- 7.0%
- Of scheduled flights
- Average delay when late
- 87 min
- Flights arriving 15+ minutes late
- Flights tracked
- 100
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 61%
- Airline (crew, maintenance, cleaning) 24%
- Air traffic control & airport 15%
- Extreme weather 0%
- 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 | 100.0% | 2 |
| May 2026 | 81.8% | 11 |
| June 2026 | 69.2% | 26 |
| July 2026 | 56.0% | 30 |
| August 2026 | 51.7% | 31 |
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