Schedule: a typical summer Wednesday (the flights of Jul 29, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.

DELTA · FLIGHT DL 1966 SCHEDULED · TYPICAL SCHEDULE

Wednesday, September 30

DL 1966 · JFK → SJU

departs 8:00 AM ET · arrives 12:00 PM AT

Forecast issued Wed 10:00 PM ET · 14h after departure

DL 1966 isn’t flying JFK → SJU on Wed, Sep 30

This listing came from a typical schedule. According to the FAA, DL 1966 flies these legs that day:

SJU → JFK · 1:26 PM · scheduled
SJU → JFK · 1:31 PM · landed
SJU → JFK · 1:31 PM · scheduled
SJU → JFK · 1:33 PM · scheduled