UA1577: United flight 1577
Chicago (ORD) → San Francisco (SFO) · departs 2:30p, lands 5:25p local · Daily
The timetable below has every scheduled departure; for today's flight, check United.
An estimate from the published timetable, not live tracking: it cannot know about delays, diversions or cancellations.
Live status at United →The route
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UA1577 timetable
Published departure and arrival times, each in its airport's local time, from the flights we sampled.
| Route | Departs | Arrives | Scheduled | Days |
|---|---|---|---|---|
| ORD → SFOChicago to San Francisco | 2:30p | 5:25p | 4h55m | Daily |
| SFO → SANSan Francisco to San Diego | 6:55p | 8:45p | 1h50m | Daily |
| TYS → ORDKnoxville to Chicago | 10:42a | 11:40a | 1h58m | Daily |
Other nonstops from Chicago to San Francisco
The departures either side of UA1577. Times are Chicago time.
| Flight | Departs | Days |
|---|---|---|
| United UA638 | 12:42p | Daily |
| American AA2253 | 1:26p | Daily |
| United UA1811 | 1:30p | Daily |
| This flight UA1577 | 2:30p | Daily |
| American AA1253 | 3:15p | Daily |
| United UA2417 | 4:01p | Daily |
| United UA2866 | 4:35p | Daily |
All 22 flights from ORD to SFO, by time →
Flying back from San Francisco
United flies San Francisco to Chicago nonstop 84 times a week, from 12:35a to 11:30p: 12:35a UA2847 · 8:15a UA1568 · 1:50p UA1922 · 4:41p UA1887 · 11:30p UA368 · every nonstop SFO → ORD →
How UA1577 ran in our sample
ORD → SFO
7 of 7 departures left within 15 minutes of schedule (Oct 25–31). Only flights that departed are counted: cancellations are not in our data.
Aircraft: Airbus A321neo on 7 of 7.
SFO → SAN
4 of 7 departures left within 15 minutes of schedule (Oct 5–11). Only flights that departed are counted: cancellations are not in our data.
Other flights on this route: UA1980 · AS501 · AS769 · UA2177 · AS740 · UA1257 · UA1668 · AS1330 · UA1561 · UA442 · UA1389 · all of them →
TYS → ORD
7 of 7 departures left within 15 minutes of schedule (Oct 4–10). Only flights that departed are counted: cancellations are not in our data.
Other flights on this route: UA1553 · all of them →
What time does UA1577 leave Chicago?
UA1577 is scheduled to depart Chicago (ORD) at 2:30p (daily), Chicago time, and to land in San Francisco (SFO) at about 5:25p local time, a scheduled 4h55m. Times are the published ones from the flights we sampled Oct 25–31; check United for today's.
What time does UA1577 leave San Francisco?
UA1577 is scheduled to depart San Francisco (SFO) at 6:55p (daily), San Francisco time, and to land in San Diego (SAN) at about 8:45p local time, a scheduled 1h50m. Times are the published ones from the flights we sampled Oct 5–11; check United for today's.
What time does UA1577 leave Knoxville?
UA1577 is scheduled to depart Knoxville (TYS) at 10:42a (daily), Knoxville time, and to land in Chicago (ORD) at about 11:40a local time, a scheduled 1h58m. Times are the published ones from the flights we sampled Oct 4–10; check United for today's.
What plane is UA1577?
Airbus A321neo on 7 of the 7 UA1577 flights from ORD we sampled Oct 25–31. Airlines swap aircraft, so the plane on a given day can differ.
Does UA1577 fly every day?
Yes — UA1577 flew Chicago to San Francisco every day of the week we sampled (Oct 25–31).
Is UA1577 usually on time?
Of 7 UA1577 departures from ORD we sampled Oct 25–31, 7 left within 15 minutes of the scheduled time. That counts only flights that departed — cancellations are not in our data — and one week is a small sample, so treat it as a hint, not a rating.
More United flights from Chicago
Timetable from United departures we observed; UA1577 is a United Airlines flight number, and Hop Nonstop is not affiliated with United. Schedules change — confirm with the airline before you travel.