Flight Reliability
B6 1278 · JetBlue Airways
San Francisco → Fort Lauderdale (SFO–FLL)
65
Usually Fine
WanderNerd Reliability Score
- 71%
- Arrive within 15 minutes
- 16 min
- Average arrival delay
- 2.6%
- Cancelled
- 4 min
- Median arrival delay
Based on 39 historical flights. Data through May 2026.
What the data says
Lagging the SFO–FLL route.
B6 1278 arrived on time 71% of the time, versus 82% across the SFO–FLL route.
The breakdown
- Mon—(6 flights)
- Tue—(4 flights)
- Wed—(6 flights)
- Thu—(7 flights)
- Fri—(6 flights)
- Sat—(3 flights)
- Sun—(6 flights)
- Departures on time
- 79%
- Diverted
- 0%
- Flights flown
- 38
- Months covered
- 3
Same route, other flights
Keep nerding
Based on 39 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.