United Airlines UA4573 Flight Status
According to Trip.com real-time data, the UA4573 flight operated by United Airlines on Mar 26, 2026 is scheduled to fly from Chicago (ORD) to Knoxville (TYS). The flight is expected to depart at 13:55 (local time in Chicago, UTC-5) and arrive at 15:59 (local time in Knoxville, UTC-4) .
Wed, Mar 25
Thu, Mar 26
Fri, Mar 27
Access more flight status info on the Trip.com app
Show more
Arrived
The flight has arrived 25m early
1h 50m
Check-in Counter
--
Boarding Gate
G4
Arrival Gate
9
Baggage
3
Access more flight status info on the Trip.com app
Show more
Scheduled
Your flight will depart on time.
1h 50m
Check-in Counter
--
Boarding Gate
F25
Arrival Gate
--
Baggage
3
Show More
Access more flight status info on the Trip.com app
Show more
Scheduled
Your flight will depart on time.
1h 50m
Check-in Counter
--
Boarding Gate
F15
Arrival Gate
--
Baggage
--
Show More
Information provided by VariFlightVariFlight. For real-time updates, please check airport displays or contact your airline.
Track the Previous Flight Status: Scheduled
UA4395
|
St. Louis (STL) 
Chicago (CHI)
Chicago (CHI)Scheduled: 12:58
fake text
Track incoming flight status with our app
Show more
UA4573 Aircraft Details
Bombardier CRJ-550
Punctuality (Departure)
53%
Punctuality (Arrival)
68%
Late on average
16 minutes
Age
--
Seats
--
Flight Distance
--
Economy
Premium Economy
Business
First
In-Flight Services
Snacks
Inflight entertainment is available
Wi-Fi is available
USB port
Seat Information
--
Legroom
--
Seat width
--
Reclining Angle
2-2
Seat layout example
In-Flight Services
Snacks
Inflight entertainment is available
Wi-Fi is available
USB port
Seat Information
--
Legroom
--
Seat width
--
Reclining Angle
2-2
Seat layout example
In-Flight Services
Snacks
Unknown
Unknown
Unknown
Seat Information
--
Legroom
--
Seat width
--
Reclining Angle
--
Seat layout example
In-Flight Services
Snacks
Inflight entertainment is available
Wi-Fi is available
USB port and power outlet
Seat Information
--
Legroom
--
Seat width
--
Reclining Angle
1-2
Seat layout example
See more amenities and seat info in the app
Show more
Flight History for UA4573
Trip.com historical records show that the last UA4573 flight departed on Wed, Mar 25 from ORD at approximately 14:07. This flight is expected to arrrive in TYS at 16:20.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sat, Mar 21 | Chicago (ORD) | Knoxville (TYS) | CRJ7 | 14:11 | 16:13 | Arrived |
| Sun, Mar 22 | Chicago (ORD) | Knoxville (TYS) | CRJ7 | 14:06 | 16:09 | Arrived |
| Mon, Mar 23 | Chicago (ORD) | Knoxville (TYS) | CRJ7 | 14:59 | 17:01 | Arrived |
| Tue, Mar 24 | Chicago (ORD) | Knoxville (TYS) | CRJ7 | 14:12 | 16:16 | Arrived |
| Wed, Mar 25 | Chicago (ORD) | Knoxville (TYS) | CRJ7 | 14:07 | 16:20 | Arrived |
| Thu, Mar 26 | Chicago (ORD) | Knoxville (TYS) | CRJ7 | 13:55 | 15:59 | Scheduled |
| Fri, Mar 27 | Chicago (ORD) | Knoxville (TYS) | CRJ7 | 13:55 | 16:45 | Scheduled |
text.text............fake.row.text............text.........fake row ...text
Check upcoming flights with our app
Show more
UA4573 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of UA4573 is 53% (Late on average 1 hour), and the on-time arrival rate is 68% (Late on average 16 minutes).
On-Time Departures
Punctuality
53%
Late on average 1 hour
Early
0%
On time
53%
30 mins late
11%
60 mins late
16%
90 mins late
21%
Cancelled
10%
On-Time Arrivals
Punctuality
68%
Late on average 16 minutes
Early
63%
On time
5%
30 mins late
11%
60 mins late
11%
90 mins late
11%
Cancelled
10%
Recommended hotels in Knoxville
Hotels near Mcghee Tyson Airport
Hotels near Knoxville
8.9/10
114 Reviews
Hilton Knoxville Airport
0.24 km from the airport
BRL 794
8.6/10
101 Reviews
Courtyard Knoxville Airport Alcoa
0.78 km from the airport
BRL 559
8.5/10
102 Reviews
Tru by Hilton Alcoa Knoxville Airport
0.85 km from the airport
BRL 496
8.4/10
106 Reviews
La Quinta Inn & Suites by Wyndham Knoxville Airport
0.93 km from the airport
BRL 395
9.1/10
101 Reviews
Crowne Plaza KNOXVILLE DOWNTOWN UNIVERSITY by IHG
0.36 km from city centre
BRL 796
9.6/10
48 Reviews
Hotel Cleo, Knoxville Downtown, a Tribute Portfolio Hotel
0.48 km from city centre
BRL 2,245
9.4/10
97 Reviews
Embassy Suites by Hilton Knoxville Downtown
0.61 km from city centre
BRL 1,314
9.5/10
99 Reviews
The Oliver Hotel Knoxville, by Oliver
0.66 km from city centre
BRL 900
Cheap return flights to Chicago
- Sat, May 9Knoxville (TYS)Chicago (CHI)
Hahn AirOne way40% offBRL 957BRL 573 - Tue, Apr 7Knoxville (TYS)Chicago (CHI) Hahn AirOne way26% offBRL 957BRL 705
- Fri, May 1Knoxville (TYS)Chicago (CHI)
American AirlinesOne way25% offBRL 957BRL 718 - Mon, May 11Knoxville (TYS)Chicago (CHI) United AirlinesOne way24% offBRL 957BRL 724
- Fri, May 8Knoxville (TYS)Chicago (CHI)
Delta Air LinesOne way22% offBRL 957BRL 742 - Mon, May 4Knoxville (TYS)Chicago (CHI) Delta Air LinesOne way22% offBRL 957BRL 746
More Cheap Flights
Download the Trip.com app for more real-time flight status updates
Track flight status updates in real-time
Get more deals on flights, trains, and hotels only in the app
24/7 Customer Support
or
Easy Download
Scan the QR code
Knoxville Vacation Packages: Cheap Flights, Hotels & Tours
Hotels
Airport Transfers
Tours & Tickets
Arrival Info: Knoxville Weather & Current Time
Mostly cloudy
|
11°C - 22°C
Weather forecast for your arrival day
1 hour time difference
Time on arrival: Chicago 15:45| Knoxville 16:45
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Convenient & reliable booking and payment system