Flight Reliability
B6 209 · JetBlue Airways
Boston → Jacksonville (BOS–JAX)
51
A Little Dicey
WanderNerd Reliability Score
- 62%
- Arrive within 15 minutes
- 23 min
- Average arrival delay
- 3.2%
- Cancelled
- 5 min
- Median arrival delay
Based on 125 historical flights. Data through May 2026.
What the data says
12–3 PM has a slight edge.
Departures between 12–3 PM arrived on time 65% of the time, against 59% between 3–6 PM.
Sunday scaries are real for this one.
B6 209 arrived on time 86% of the time on Saturdays and just 50% on Sundays. That gap is worth planning around.
Lagging the BOS–JAX route.
B6 209 arrived on time 62% of the time, versus 75% across the BOS–JAX route.
Lagging the JetBlue Airways network.
B6 209 arrived on time 62% of the time, versus 73% across the JetBlue Airways network.
The breakdown
- Mon60%(20 flights)
- Tue64%(14 flights)
- Wed62%(13 flights)
- Thu72%(18 flights)
- Fri50%(20 flights)
- Sat86%(14 flights)
- Sun50%(22 flights)
- 12–3 PM65%(52 flights)
- 3–6 PM59%(69 flights)
88%
May
Nov 53% → May 88% on time
| Month | On-time percentage | Flights |
|---|---|---|
| November 2025 | 53% | 17 |
| December 2025 | 52% | 23 |
| February 2026 | 47% | 15 |
| March 2026 | 55% | 29 |
| April 2026 | 82% | 17 |
| May 2026 | 88% | 16 |
- Departures on time
- 61%
- Diverted
- 0%
- Flights flown
- 121
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 125 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.