| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 31 | CHA | ORD | 18:01 | 18:28 |
Landed
|
Track > |
| Jul 30 | CHA | ORD | 18:32 | 19:02 |
Landed Late
|
Track > |
| Jul 29 | CHA | ORD | 17:46 | 18:04 |
Landed
|
Track > |
| Jul 28 | CHA | ORD | 21:39 | 18:35 |
Unknown
|
Track > |
| Jul 27 | CHA | ORD | 17:48 | 18:27 |
Landed
|
Track > |
| Jul 26 | CHA | ORD | 17:52 | 18:50 |
Landed Late
|
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| Jul 25 | CHA | ORD | 23:45 | 18:35 |
Unknown
|
Track > |
| Jul 24 | CHA | ORD | 20:24 | 18:35 |
Unknown
|
Track > |
| Jul 23 | CHA | ORD | 18:19 | 18:41 |
Landed
|
Track > |
| Jul 22 | CHA | ORD | 17:34 | 17:58 |
Landed
|
Track > |
United Airlines Flight UA4390 connects Chattanooga, United States to Chicago, United States, taking off from Chattanooga Metropolitan Airport CHA and landing at Chicago O'Hare International Airport ORD.
How long is the UA4390 flight from Chattanooga to Chicago?
The average flight time from Chattanooga to Chicago is 1 hour and 31 minutes. The flight distance is 807 km / 501 miles and the average flight speed is 494 km/h / 307 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA4390 Chattanooga to Chicago?
The Airportia On-Time Performance Rating for United Airlines Flight UA4390 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA4390 arriving at?
Flight UA4390 arrives at Chicago O'Hare International Airport (ORD) Terminal 2.
When was the latest UA4390 flight?
The latest flight took off on Thursday, July 31st, 2025 with the flight status being Landed on 18:28.
How else can the flight UA4390 be referenced as?
This United Airlines flight can also be referenced as UAL4390, UA 4390, UAL 4390.
How often is flight UA4390 delayed?
On average, 30% of all UA4390 flights are delayed. The average delay is 16 minutes.
Can I get compensation for my delayed or cancelled UA4390 flight or baggage issues?
If your UA4390 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 UA4390 Flight Tracker above for more details.
Flight UA4390 is code-shared by 1 airline using the flight number EK6032
Other flights departing from Chattanooga CHA: G443, NK1476, AA6351, AA6354
Other flights arriving at Chicago ORD: UA2698, UA1129, AA3482, OO9908
All flights connecting Chattanooga CHA to Chicago ORD.
