No delays reported for B6 123 (JFK → LAX) as of 6:51 PM ET. It arrived on time 86.5% of the time in June-August 2026. When it was late, the average delay was 57 minutes. 5.1% of flights were cancelled. Right now there are no reported delays at JFK, LAX.
May not fly today
Next leg JFK → LAX, scheduled 6:00 AM local time. No delays at JFK right now, and it usually runs on time. This flight number flew about 6 days a week in June-August 2026, so it may not operate today.
Cancellation risk: Medium 5.1% of its flights were cancelled in June-August 2026.
Estimate from the schedule, live position and airport conditions, if this flight operates today. Check JetBlue for official times.
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Route and schedule
| Leg | Scheduled | On time |
|---|---|---|
| JFK → LAX New York, NY to Los Angeles, CA | 6:00 AM → 8:53 AM | 86% |
Local times. Schedules change; check your booking.
How reliable is B6 123?
| Arrived on time (within 15 min) | 86.5% |
| Average delay when late | 57 min |
| Cancelled | 5.1% |
| Diverted | 1.3% |
| Flights tracked | 79 |
Best and worst days to fly B6 123
B6 123 was most reliable on Fridays (100% on time) and least reliable on Sundays (67%).
| Monday | |
| Tuesday | |
| Wednesday | |
| Thursday | |
| Friday | |
| Saturday | Too few flights |
| Sunday |
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 → LAX
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 123 delayed today?
Right now there are no reported delays at JFK, LAX. Checked 6:51 PM ET. For this flight's gate and exact status, check the JetBlue app.
Is B6 123 usually on time?
B6 123 arrived within 15 minutes of schedule 86.5% of the time in June-August 2026, with an average delay of 57 minutes when late.
How often is B6 123 cancelled?
5.1% of B6 123 flights were cancelled in June-August 2026.