Flight Reliability
B6 377 · JetBlue Airways
Fort Lauderdale → San Francisco (FLL–SFO)
100
Nerd Approved
WanderNerd Reliability Score
- 94%
- Arrive within 15 minutes
- 7 min early
- Average arrival delay
- 0%
- Cancelled
- 12 min early
- Median arrival delay
Based on 177 historical flights. Data through May 2026.
What the data says
Saturday comes out ahead.
A small edge: 96% on time on Saturdays against 92% on Mondays.
Better than the FLL–SFO route average.
B6 377 arrived on time 94% of the time, versus 81% across the FLL–SFO route.
Well ahead of the JetBlue Airways network.
B6 377 arrived on time 94% of the time, versus 73% across the JetBlue Airways network.
It basically never cancels.
Out of 177 scheduled flights, only 0.0% were cancelled.
The breakdown
- Mon92%(25 flights)
- Tue96%(24 flights)
- Wed96%(24 flights)
- Thu92%(26 flights)
- Fri92%(26 flights)
- Sat96%(26 flights)
- Sun92%(26 flights)
100%
May
Jun 97% → May 100% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 97% | 30 |
| July 2025 | 94% | 31 |
| August 2025 | 90% | 31 |
| September 2025 | 90% | 30 |
| October 2025 | 100% | 25 |
| December 2025 | 93% | 14 |
| May 2026 | 100% | 11 |
- Departures on time
- 92%
- Diverted
- 0%
- Flights flown
- 177
- Months covered
- 8
Same route, other flights
Keep nerding
Based on 177 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.