Is UA3688 delayed?
No delay reported yet — UA3688 is scheduled to leave Portland at 07:58 on Sep 30 and reach Chicago at 10:00 (as of Sep 30, 06:22 UTC).
Usually on time: arrived within 15 min of schedule on 9 of the last 11 flights.
No live update yet
Showing the published schedule until live times are reported.
Update time unavailable
Departure
Portland
PWM
Scheduled
Sep 30
Arrival
Chicago
ORD
Scheduled
Sep 30
Times shown in airport local time
Service date: · Scheduled departure date (America/New_York)
Think UA3688 runs late today? Delayed is trading at 21¢ — pays out x4.71.
Will United Airlines UA 3688 from Portland to Chicago arrive on time, be delayed, or be cancelled on Sep 30?Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.
Also sold as NZ2780
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 13 min early
Portland → Chicago
- 7 min early
Portland → Chicago
- 78 min late
Portland → Chicago
- 25 min early
Portland → Chicago
- 48 min early
Portland → Chicago
Is UA3688 usually late?
Observation window: Aug 31, 2026 – Sep 30, 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. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
At the airports today
Chicago (ORD) departures
No departures recorded yet today.
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 29, 2026Arrived | Portland | Chicago | -13 | |
| Sep 28, 2026Arrived | Portland | Chicago | -7 | |
| Sep 27, 2026Arrived | Portland | Chicago | 78 | |
| Sep 26, 2026Arrived | Portland | Chicago | -25 | |
| Sep 25, 2026Arrived | Portland | Chicago | -48 | |
| Sep 24, 2026Arrived | Portland | Chicago | -50 | |
| Sep 20, 2026Arrived | Chicago | Hebron | 19 | |
| Sep 7, 2026Arrived | Burlington | Dulles | -22 | |
| Sep 6, 2026Arrived | Burlington | Dulles | -29 | |
| Sep 5, 2026Arrived | Burlington | Dulles | -22 | |
| Sep 4, 2026Arrived | Burlington | Dulles | 0 |
Email me if UA3688 runs late
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