UA577: United flight 577
St. Louis (STL) → Newark (EWR) · departs 7:30a, lands 11:00a 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
One hop: STL → EWRDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
UA577 timetable
Published departure and arrival times, each in its airport's local time, from the flights we sampled Oct 14–20.
| Route | Departs | Arrives | Scheduled | Days |
|---|---|---|---|---|
| STL → EWRSt. Louis to Newark | 7:30a | 11:00a | 2h30m | Daily |
Other nonstops from St. Louis to Newark
The departures either side of UA577. Times are St. Louis time.
| Flight | Departs | Days |
|---|---|---|
| This flight UA577 | 7:30a | Daily |
| United | 9:30a | Daily |
| United UA560 | 12:20p | Mon, Tue, Wed, Thu, Fri, Sun |
| United | 4:50p | Daily |
All 6 flights from STL to EWR, by time →
Flying back from Newark
United flies Newark to St. Louis nonstop 27 times a week, from 7:00a to 7:59p: 7:00a UA2673 · 7:59p UA1240 · every nonstop EWR → STL →
How UA577 ran in our sample
7 of 7 departures left within 15 minutes of schedule (Oct 14–20). Only flights that departed are counted: cancellations are not in our data.
Aircraft: Airbus A319 on 7 of 7.
What time does UA577 leave St. Louis?
UA577 is scheduled to depart St. Louis (STL) at 7:30a (daily), St. Louis time, and to land in Newark (EWR) at about 11:00a local time, a scheduled 2h30m. Times are the published ones from the flights we sampled Oct 14–20; check United for today's.
What plane is UA577?
Airbus A319 on 7 of the 7 UA577 flights from STL we sampled Oct 14–20. Airlines swap aircraft, so the plane on a given day can differ.
Does UA577 fly every day?
Yes — UA577 flew St. Louis to Newark every day of the week we sampled (Oct 14–20).
Is UA577 usually on time?
Of 7 UA577 departures from STL we sampled Oct 14–20, 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 St. Louis
Timetable from United departures we observed; UA577 is a United Airlines flight number, and Hop Nonstop is not affiliated with United. Schedules change — confirm with the airline before you travel.