Schedule: a typical summer Friday (the flights of Jul 31, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.

UNITED · FLIGHT UA 2661 SCHEDULED · TYPICAL SCHEDULE

Friday, October 2 Yesterday

UA 2661 · SFO → ONT

departs 10:40 AM PT · arrives 12:12 PM PT

Forecast issued Fri 10:00 PM ET · 8h after departure

UA 2661 isn’t flying SFO → ONT on Fri, Oct 2

This listing came from a typical schedule. According to the FAA, UA 2661 flies these legs that day:

PHL → SFO · 6:12 AM · in the air
PHL → SFO · 6:14 AM · scheduled