Likely delayed: there are delays at B6 515's airports as of 6:45 PM ET. It arrived on time 50.6% of the time in June-August 2026. When it was late, the average delay was 1h 27m. 7.6% of flights were cancelled. SFO has major delays (wind, max 5 hours and 41 minutes), so this flight is likely to be delayed.
High cancellation risk
Next leg JFK → SFO, scheduled 8:59 PM local time. No delays at JFK right now. Line up a backup option.
7.6% of its flights were cancelled in June-August 2026; SFO has major delays.
Estimate from the schedule, live position and airport conditions, if this flight operates today. Check JetBlue for official times.
Book a backup seat JFK → SFOThis flight is cancelled often; a refundable backup costs little
What to do now
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Route and schedule
| Leg | Scheduled | On time |
|---|---|---|
| JFK → SFO New York, NY to San Francisco, CA | 8:59 PM → 12:38 AM | 51% |
Local times. Schedules change; check your booking.
How reliable is B6 515?
| Arrived on time (within 15 min) | 50.6% |
| Average delay when late | 87 min |
| Cancelled | 7.6% |
| Diverted | 0% |
| Flights tracked | 92 |
Best and worst days to fly B6 515
B6 515 was most reliable on Wednesdays (69% on time) and least reliable on Fridays (25%).
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| Tuesday | |
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Why it runs late
| Late-arriving plane | |
| Airline (crew, maintenance) | |
| Air traffic system | |
| Extreme weather |
Share of delay minutes by cause, as reported by JetBlue to the Department of Transportation.
Other flights JFK → SFO
All flights on this route, ranked
Live status at its airports
We show airport-wide airport status, not this flight's gate or live position. For that, check the JetBlue app.
JetBlue delays and what you're owed · Airline phone numbers
About this data
On-time history: U.S. Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, June-August 2026. Live conditions: live airport status. "On time" means arriving within 15 minutes of schedule.
Common questions
Is B6 515 delayed today?
SFO has major delays (wind, max 5 hours and 41 minutes), so this flight is likely to be delayed. Checked 6:45 PM ET. For this flight's gate and exact status, check the JetBlue app.
Is B6 515 usually on time?
B6 515 arrived within 15 minutes of schedule 50.6% of the time in June-August 2026, with an average delay of 87 minutes when late.
How often is B6 515 cancelled?
7.6% of B6 515 flights were cancelled in June-August 2026.