Flight Reliability
B6 387 · JetBlue Airways
Boston → Los Angeles (BOS–LAX)
80
Pretty Reliable
WanderNerd Reliability Score
- 76%
- Arrive within 15 minutes
- 7 min
- Average arrival delay
- 1.0%
- Cancelled
- 2 min early
- Median arrival delay
Based on 299 historical flights. Data through May 2026.
What the data says
Morning-you made the right choice.
B6 387 departing between 9 AM–12 PM arrived on time 79% of the time, versus 55% between 3–6 PM.
Friday is doing you no favors.
B6 387 arrived on time 85% of the time on Tuesdays and just 61% on Fridays. That gap is worth planning around.
The breakdown
- Mon68%(47 flights)
- Tue85%(48 flights)
- Wed85%(46 flights)
- Thu80%(49 flights)
- Fri61%(49 flights)
- Sat—(8 flights)
- Sun74%(49 flights)
- 6–9 AM—(1 flights)
- 9 AM–12 PM79%(169 flights)
- 12–3 PM74%(115 flights)
- 3–6 PM55%(11 flights)
55%
May
Jun 85% → May 55% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 85% | 26 |
| July 2025 | 67% | 27 |
| August 2025 | 81% | 26 |
| September 2025 | 76% | 25 |
| October 2025 | 69% | 26 |
| November 2025 | 89% | 27 |
| December 2025 | 72% | 29 |
| January 2026 | 69% | 26 |
| February 2026 | 73% | 22 |
| March 2026 | 74% | 27 |
| April 2026 | 92% | 24 |
| May 2026 | 55% | 11 |
- Departures on time
- 84%
- Diverted
- 0%
- Flights flown
- 296
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 299 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.