Flight Reliability
B6 1231 · JetBlue Airways
Boston → VRB (BOS–VRB)
65
Usually Fine
WanderNerd Reliability Score
- 73%
- Arrive within 15 minutes
- 7 min
- Average arrival delay
- 3.5%
- Cancelled
- 3 min early
- Median arrival delay
Based on 172 historical flights. Data through May 2026.
What the data says
Mornings have a slight edge.
Departures between 6–9 AM arrived on time 75% of the time, against 70% between 9 AM–12 PM.
Mondays have been rough.
B6 1231 arrived on time 88% of the time on Fridays and just 57% on Mondays. That gap is worth planning around.
Keep a backup plan handy.
B6 1231 was cancelled 3.5% of the time. Typical for U.S. flights is around 1–2%.
Trending in the right direction.
B6 1231 arrived on time 83% of the time over the last three months in the data, compared with 60% in the three months before that.
The breakdown
- Mon57%(21 flights)
- Tue74%(23 flights)
- Wed75%(24 flights)
- Thu79%(24 flights)
- Fri88%(25 flights)
- Sat76%(25 flights)
- Sun61%(23 flights)
- 6–9 AM75%(108 flights)
- 9 AM–12 PM70%(53 flights)
- 12–3 PM—(1 flights)
- 3–6 PM—(3 flights)
90%
May
Dec 52% → May 90% on time
| Month | On-time percentage | Flights |
|---|---|---|
| December 2025 | 52% | 21 |
| January 2026 | 69% | 29 |
| February 2026 | 60% | 25 |
| March 2026 | 73% | 30 |
| April 2026 | 86% | 29 |
| May 2026 | 90% | 31 |
- Departures on time
- 81%
- Diverted
- 0.6%
- Flights flown
- 165
- Months covered
- 6
Keep nerding
Based on 172 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.