Schedule: a typical summer Sunday (the flights of Jul 26, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.

DELTA · FLIGHT DL 1631 SCHEDULED · TYPICAL SCHEDULE

Sunday, October 4 Tomorrow

DL 1631 · ATL → MIA

departs 5:09 PM ET · arrives 7:25 PM ET

Forecast issued Sat 3:00 PM ET · 26h before departure

DL 1631 isn’t flying ATL → MIA on Sun, Oct 4

This listing came from a typical schedule. According to the FAA, DL 1631 flies these legs that day:

ORD → LGA · 2:39 PM · scheduled