Schedule: the flights that flew on Wednesday, Oct 21, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.

DELTA · FLIGHT DL 539 SCHEDULED · TYPICAL SCHEDULE

Wednesday, October 28 Tomorrow

DL 539 · ATL → PDX

departs 8:30 AM ET · arrives 10:27 AM PT

Forecast issued Tue 2:00 AM ET · 30h before departure

DL 539 isn’t flying ATL → PDX on Wed, Oct 28

This listing came from a typical schedule. According to the FAA, DL 539 flies these legs that day:

PDX → ATL · 11:58 AM · scheduled
PDX → ATL · 11:58 AM · scheduled