UA646: United flight 646
Portland (PWM) → Chicago (ORD) · departs 8:31a, lands 10:31a 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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UA646 timetable
Published departure and arrival times, each in its airport's local time, from the flights we sampled.
| Route | Departs | Arrives | Scheduled | Days |
|---|---|---|---|---|
| PWM → ORDPortland to Chicago | 8:31a | 10:31a | 3h | Daily |
| ORD → DENChicago to Denver | 1:30p | 3:17p | 2h47m | Mon, Tue, Wed, Thu, Fri, Sun |
Other nonstops from Portland to Chicago
The departures either side of UA646. Times are Portland time.
| Flight | Departs | Days |
|---|---|---|
| American | 7:00a | Mon, Tue, Wed, Fri, Sat, Sun |
| This flight UA646 | 8:31a | Daily |
| American | 1:05p | Daily |
| United UA1828 | 5:08p | Daily |
| American | 5:45p | Daily |
All 6 flights from PWM to ORD, by time →
Flying back from Chicago
United flies Chicago to Portland nonstop 14 times a week, from 10:50a to 6:18p: 6:18p UA1401 · every nonstop ORD → PWM →
How UA646 ran in our sample
PWM → ORD
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: Boeing 737-700 on 6 of 7; also Airbus A320 (1).
ORD → DEN
6 of 6 departures left within 15 minutes of schedule (Oct 25–30). Only flights that departed are counted: cancellations are not in our data.
Aircraft: Boeing 737-900 on 6 of 6.
Other flights on this route: UA1049 · UA318 · AA2363 · UA2857 · AA1277 · UA2050 · UA767 · AA1317 · UA2769 · UA719 · UA2458 · UA329 · UA2148 · UA590 · AA1387 · AA2878 · all of them →
What time does UA646 leave Portland?
UA646 is scheduled to depart Portland (PWM) at 8:31a (daily), Portland time, and to land in Chicago (ORD) at about 10:31a local time, a scheduled 3h. Times are the published ones from the flights we sampled Oct 25–31; check United for today's.
What time does UA646 leave Chicago?
UA646 is scheduled to depart Chicago (ORD) at 1:30p (Mon, Tue, Wed, Thu, Fri, Sun), Chicago time, and to land in Denver (DEN) at about 3:17p local time, a scheduled 2h47m. Times are the published ones from the flights we sampled Oct 25–30; check United for today's.
What plane is UA646?
Boeing 737-700 on 6 of the 7 UA646 flights from PWM we sampled Oct 25–31; the rest were a Airbus A320. Airlines swap aircraft, so the plane on a given day can differ.
Does UA646 fly every day?
Yes — UA646 flew Portland to Chicago every day of the week we sampled (Oct 25–31).
Is UA646 usually on time?
Of 7 UA646 departures from PWM 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 Portland
Timetable from United departures we observed; UA646 is a United Airlines flight number, and Hop Nonstop is not affiliated with United. Schedules change — confirm with the airline before you travel.