United Airlines
Is UA646 delayed?
UA646 is cancelled on Nov 14.
Usually on time: arrived within 15 min of schedule on 31 of the last 32 flights.
Cancelled
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Portland
PWM
Scheduled
Nov 14
Arrival
Chicago
ORD
Scheduled
Nov 14
Times shown in airport local time
Service date: · Scheduled departure date (America/New_York)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Also sold as NZ2780
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 11 min early
Chicago → Denver
- 26 min early
Portland → Chicago
- 5 min early
Chicago → Denver
- 22 min early
Portland → Chicago
- 8 min early
Chicago → Denver
Is UA646 usually late?
Period: Oct 15, 2026 – Nov 14, 2026
On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Compares scheduled and actual arrival times. Cancelled and diverted flights are left out. Some flights may be missing.
At the airports today
Chicago (ORD) departures
- Left more than 15 min late
- 57 of 148
- Cancelled today
- 132
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Nov 14, 2026Cancelled | Portland | Chicago | Not available | Not available |
| Nov 13, 2026Arrived | Chicago | Denver | -11 | |
| Nov 13, 2026Arrived | Portland | Chicago | -26 | |
| Nov 12, 2026Arrived | Chicago | Denver | -5 | |
| Nov 12, 2026Arrived | Portland | Chicago | -22 | |
| Nov 11, 2026Arrived | Chicago | Denver | -8 | |
| Nov 11, 2026Arrived | Portland | Chicago | -11 | |
| Nov 10, 2026Arrived | Portland | Chicago | -22 | |
| Nov 9, 2026Arrived | Chicago | Denver | -22 | |
| Nov 9, 2026Arrived | Portland | Chicago | -28 | |
| Nov 8, 2026Arrived | Chicago | Denver | -25 | |
| Nov 8, 2026Arrived | Portland | Chicago | -10 | |
| Nov 7, 2026Arrived | Portland | Chicago | 281 | |
| Nov 6, 2026Arrived | Portland | Chicago | -22 | |
| Nov 5, 2026Arrived | Chicago | Denver | -14 | |
| Nov 5, 2026Arrived | Portland | Chicago | -16 | |
| Nov 4, 2026Arrived | Portland | Chicago | -21 | |
| Nov 3, 2026Arrived | Chicago | Denver | -3 | |
| Nov 2, 2026Arrived | Chicago | Denver | 11 | |
| Nov 2, 2026Arrived | Portland | Chicago | Not available | |
| Oct 31, 2026Arrived | Portland | Chicago | Not available | |
| Oct 29, 2026Arrived | Chicago | Denver | -10 | |
| Oct 29, 2026Arrived | Portland | Chicago | Not available | |
| Oct 28, 2026Arrived | Chicago | Denver | 4 | |
| Oct 28, 2026Arrived | Portland | Chicago | Not available | |
| Oct 27, 2026Arrived | Chicago | Denver | -19 | |
| Oct 26, 2026Arrived | Chicago | Denver | -3 | |
| Oct 25, 2026Arrived | Chicago | Denver | -15 | |
| Oct 25, 2026Arrived | Portland | Chicago | Not available | |
| Oct 24, 2026Arrived | Newark | Salt Lake City | -7 | |
| Oct 23, 2026Arrived | Newark | Salt Lake City | -24 | |
| Oct 22, 2026Arrived | Newark | Salt Lake City | -12 | |
| Oct 21, 2026Arrived | Newark | Salt Lake City | -15 | |
| Oct 20, 2026Arrived | Newark | Salt Lake City | -26 | |
| Oct 19, 2026Arrived | Newark | Salt Lake City | -6 | |
| Oct 18, 2026Arrived | Newark | Salt Lake City | -29 | |
| Oct 17, 2026Arrived | Newark | Salt Lake City | -26 | |
| Oct 16, 2026Arrived | Newark | Salt Lake City | -4 |