Schedule: a typical summer Saturday (the flights of Jul 25, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.

UNITED · FLIGHT UA 1591 SCHEDULED · TYPICAL SCHEDULE

Saturday, October 3 Today

UA 1591 · IAH → PIT

departs 8:03 PM CT · arrives 11:59 PM ET

Forecast issued Sat 6:00 AM ET · 15h before departure

UA 1591 isn’t flying IAH → PIT today

This listing came from a typical schedule. According to the FAA, UA 1591 flies these legs today:

BWI → LAX · 8:13 AM · scheduled
BWI → LAX · 8:13 AM · scheduled