| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Mar 28 | PHL | ORD | 06:41 | 07:42 |
Landed
|
Track > |
| Mar 27 | PHL | ORD | 06:45 | 07:50 |
Landed
|
Track > |
| Mar 26 | PHL | ORD | 06:33 | 07:27 |
Landed
|
Track > |
| Mar 23 | PHL | ORD | 06:44 | 07:51 |
Landed
|
Track > |
| Mar 22 | PHL | ORD | 06:40 | 07:39 |
Landed
|
Track > |
| Mar 21 | PHL | ORD | 06:37 | 07:33 |
Landed
|
Track > |
| Mar 20 | PHL | ORD | 06:33 | 07:20 |
Landed
|
Track > |
| Mar 19 | PHL | ORD | 06:43 | 07:37 |
Landed
|
Track > |
| Mar 16 | PHL | ORD | 06:30 | 08:00 |
Cancelled
|
Track > |
| Claim > | ||||||
| Mar 15 | PHL | ORD | 06:36 | 07:33 |
Landed
|
Track > |
United Airlines Flight UA321 connects Philadelphia, United States to Chicago, United States, taking off from Philadelphia International Airport PHL and landing at Chicago O'Hare International Airport ORD.
How long is the UA321 flight from Philadelphia to Chicago?
The average flight time from Philadelphia to Chicago is 1 hour and 57 minutes. The flight distance is 1088 km / 676 miles and the average flight speed is 544 km/h / 338 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA321 Philadelphia to Chicago?
The Airportia On-Time Performance Rating for United Airlines Flight UA321 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA321 arriving at?
Flight UA321 arrives at Chicago O'Hare International Airport (ORD) Terminal 2.
When was the latest UA321 flight?
The latest flight took off on Saturday, March 28th, 2026 with the flight status being Landed on 07:42.
How else can the flight UA321 be referenced as?
This United Airlines flight can also be referenced as UAL321, UA0321, UA 321, UAL 321.
How often is flight UA321 delayed?
On average, 0% of all UA321 flights are delayed. The average delay is 0 minutes.
Can I get compensation for my delayed or cancelled UA321 flight or baggage issues?
If your UA321 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 UA321 Flight Tracker above for more details.
Flight UA321 is code-shared by 3 airlines using the flight numbers AC3007, NH7459, NZ2736
Other flights departing from Philadelphia PHL: AA1449, AA3236, AA2135, WN1297
Other flights arriving at Chicago ORD: UA5741, UA3514, UA4613, UA4411
All flights connecting Philadelphia PHL to Chicago ORD.