Flight Reliability
B6 1388 · JetBlue Airways
Los Angeles → Boston (LAX–BOS)
64
A Little Dicey
WanderNerd Reliability Score
- 65%
- Arrive within 15 minutes
- 21 min
- Average arrival delay
- 0.7%
- Cancelled
- 1 min early
- Median arrival delay
Based on 153 historical flights. Data through May 2026.
What the data says
Thursdays have been rough.
B6 1388 arrived on time 80% of the time on Fridays and just 52% on Thursdays. That gap is worth planning around.
Lagging the LAX–BOS route.
B6 1388 arrived on time 65% of the time, versus 79% across the LAX–BOS route.
Lagging the JetBlue Airways network.
B6 1388 arrived on time 65% of the time, versus 73% across the JetBlue Airways network.
Ticking up lately.
B6 1388 arrived on time 66% of the time over the last three months in the data, compared with 63% in the three months before that.
The breakdown
- Mon57%(23 flights)
- Tue68%(19 flights)
- Wed60%(20 flights)
- Thu52%(25 flights)
- Fri80%(25 flights)
- Sat65%(17 flights)
- Sun70%(23 flights)
- 9 AM–12 PM64%(115 flights)
- 3–6 PM65%(37 flights)
71%
May
Jun 63% → May 71% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 63% | 19 |
| July 2025 | 57% | 30 |
| August 2025 | 68% | 31 |
| September 2025 | 56% | 18 |
| October 2025 | 71% | 21 |
| May 2026 | 71% | 31 |
- Departures on time
- 67%
- Diverted
- 0%
- Flights flown
- 152
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 153 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.