Flight Reliability
B6 1263 · JetBlue Airways
Boston → TVC (BOS–TVC)
87
Pretty Reliable
WanderNerd Reliability Score
- 79%
- Arrive within 15 minutes
- 1 min
- Average arrival delay
- 0%
- Cancelled
- 9 min early
- Median arrival delay
Based on 52 historical flights. Data through May 2026.
What the data says
The 6–9 AM departure wins.
B6 1263 departing between 6–9 AM arrived on time 85% of the time, versus 72% between 9 AM–12 PM.
Sunday scaries are real for this one.
B6 1263 arrived on time 91% of the time on Saturdays and just 75% on Sundays. That gap is worth planning around.
Lagging the BOS–TVC route.
B6 1263 arrived on time 79% of the time, versus 88% across the BOS–TVC route.
A bit ahead of the JetBlue Airways network.
B6 1263 arrived on time 79% of the time, versus 73% across the JetBlue Airways network.
The breakdown
- Mon—(0 flights)
- Tue—(0 flights)
- Wed—(0 flights)
- Thu76%(21 flights)
- Fri—(0 flights)
- Sat91%(11 flights)
- Sun75%(20 flights)
- 6–9 AM85%(27 flights)
- 9 AM–12 PM72%(25 flights)
93%
Aug
Jun 70% → Aug 93% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 70% | 10 |
| July 2025 | 85% | 13 |
| August 2025 | 93% | 14 |
- Departures on time
- 81%
- Diverted
- 0%
- Flights flown
- 52
- Months covered
- 5
Same route, other flights
Keep nerding
Based on 52 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.