| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Dec 01 | TYS | ORD | 19:50 | 20:00 |
Delayed
|
Track > |
| Nov 30 | TYS | ORD | 21:20 | 18:53 |
Unknown
|
Track > |
| Nov 29 | TYS | ORD | 17:52 | 18:53 |
Cancelled
|
Track > |
| Claim > | ||||||
| Nov 28 | TYS | ORD | 18:05 | 18:26 |
Landed
|
Track > |
| Nov 26 | TYS | ORD | 19:39 | 19:57 |
Delayed
|
Track > |
| Nov 25 | TYS | ORD | 18:01 | 18:20 |
Landed
|
Track > |
| Nov 24 | TYS | ORD | 18:26 | 18:37 |
Landed
|
Track > |
| Nov 23 | TYS | ORD | 17:55 | 18:20 |
Landed
|
Track > |
| Nov 22 | TYS | ORD | 18:00 | 18:34 |
Landed
|
Track > |
| Nov 21 | TYS | ORD | 19:33 | 19:53 |
Delayed
|
Track > |
United Airlines Flight UA4420 connects Knoxville, United States to Chicago, United States, taking off from Knoxville McGhee Tyson Airport TYS and landing at Chicago O'Hare International Airport ORD.
How long is the UA4420 flight from Knoxville to Chicago?
The average flight time from Knoxville to Chicago is 1 hour and 19 minutes. The flight distance is 765 km / 475 miles and the average flight speed is 540 km/h / 335 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA4420 Knoxville to Chicago?
The Airportia On-Time Performance Rating for United Airlines Flight UA4420 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA4420 arriving at?
Flight UA4420 arrives at Chicago O'Hare International Airport (ORD) Terminal 2.
When was the latest UA4420 flight?
The latest flight took off on Tuesday, December 2nd, 2025 with the flight status being En-Route on 20:00.
How else can the flight UA4420 be referenced as?
This United Airlines flight can also be referenced as UAL4420, UA 4420, UAL 4420.
How often is flight UA4420 delayed?
On average, 30% of all UA4420 flights are delayed. The average delay is 63 minutes.
Can I get compensation for my delayed or cancelled UA4420 flight or baggage issues?
If your UA4420 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 UA4420 Flight Tracker above for more details.
Flight UA4420 is code-shared by 2 airlines using the flight numbers LH9353, NZ2948
Other flights departing from Knoxville TYS: UA1303, DL5534, AA5861, G43060
Other flights arriving at Chicago ORD: AA642, AA4440, UA4553, UA5577
All flights connecting Knoxville TYS to Chicago ORD.
