Flight Reliability
B6 248 · JetBlue Airways
Salt Lake City → Boston (SLC–BOS)
62
A Little Dicey
WanderNerd Reliability Score
- 73%
- Arrive within 15 minutes
- 9 min
- Average arrival delay
- 4.8%
- Cancelled
- 6 min early
- Median arrival delay
Based on 146 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
B6 248 arrived on time 92% of the time on Wednesdays and just 64% on Fridays. That gap is worth planning around.
Lagging the SLC–BOS route.
B6 248 arrived on time 73% of the time, versus 82% across the SLC–BOS route.
Keep a backup plan handy.
B6 248 was cancelled 4.8% of the time. Typical for U.S. flights is around 1–2%.
The breakdown
- Mon74%(23 flights)
- Tue77%(13 flights)
- Wed92%(13 flights)
- Thu64%(22 flights)
- Fri64%(22 flights)
- Sat75%(24 flights)
- Sun73%(22 flights)
73%
Mar
Jun 44% → Mar 73% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 44% | 18 |
| July 2025 | 69% | 29 |
| August 2025 | 77% | 22 |
| November 2025 | 90% | 10 |
| December 2025 | 86% | 14 |
| February 2026 | 77% | 13 |
| March 2026 | 73% | 26 |
- Departures on time
- 63%
- Diverted
- 0%
- Flights flown
- 139
- Months covered
- 9
Same route, other flights
Keep nerding
Based on 146 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.