| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Dec 17 | ORD | PDX | 16:33 | 18:59 |
Landed
|
Track > |
| Dec 16 | ORD | PDX | 16:40 | 18:55 |
Landed
|
Track > |
| Dec 15 | ORD | PDX | 16:47 | 18:50 |
Landed
|
Track > |
| Dec 14 | ORD | PDX | 17:17 | 19:17 |
Landed Late
|
Track > |
| Dec 13 | ORD | PDX | 16:27 | 18:39 |
Landed
|
Track > |
| Dec 12 | ORD | PDX | 17:00 | 19:11 |
Landed Late
|
Track > |
| Dec 11 | ORD | PDX | 16:22 | 18:45 |
Landed
|
Track > |
| Dec 10 | ORD | PDX | 17:04 | 19:17 |
Landed Late
|
Track > |
| Dec 09 | ORD | PDX | 16:37 | 19:00 |
Landed Late
|
Track > |
| Dec 08 | ORD | PDX | 16:42 | 18:57 |
Landed
|
Track > |
United Airlines Flight UA2331 connects Chicago, United States to Portland, United States, taking off from Chicago O'Hare International Airport ORD and landing at Portland International Airport PDX.
How long is the UA2331 flight from Chicago to Portland?
The average flight time from Chicago to Portland is 4 hours and 14 minutes. The flight distance is 2791 km / 1734 miles and the average flight speed is 660 km/h / 410 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA2331 Chicago to Portland?
The Airportia On-Time Performance Rating for United Airlines Flight UA2331 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA2331 flight?
The latest flight took off on Thursday, December 18th, 2025 with the flight status being Landed on 18:59.
How else can the flight UA2331 be referenced as?
This United Airlines flight can also be referenced as UAL2331, UA 2331, UAL 2331.
How often is flight UA2331 delayed?
On average, 80% of all UA2331 flights are delayed. The average delay is 18 minutes.
Can I get compensation for my delayed or cancelled UA2331 flight or baggage issues?
If your UA2331 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our UA2331 Flight Tracker above for more details.
Flight UA2331 is code-shared by 3 airlines using the flight numbers AC3405, LH9170, SN8869
Other flights departing from Chicago ORD: UA1973, UA2866, AA4913, UA1801
Other flights arriving at Portland PDX: WN888, DL3233, AS3046, A83995
All flights connecting Chicago ORD to Portland PDX.
