UA 4588 Chicago to Knoxville Flight Status

United Airlines Flight UA4588 from Chicago O'Hare International Airport ORD to Knoxville McGhee Tyson Airport TYS is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on December 17th, 2025.
Check the table below for UA4588's most recent flight history:

UA 4588 Flight Status & Schedule

Date Departure Arrival Status
Dec 17 18:43 20:45
Landed
Track >
Dec 16 18:53 20:59
Landed
Track >
Dec 15 19:05 21:09
Landed
Track >
Dec 14 20:31 22:35
Delayed
Track >
Dec 13 18:38 20:45
Landed
Track >

United Airlines UA 4588 Chicago to Knoxville Flight Information

United Airlines Flight UA4588 connects Chicago, United States to Knoxville, United States, taking off from Chicago O'Hare International Airport ORD and landing at Knoxville McGhee Tyson Airport TYS.

How long is the UA4588 flight from Chicago to Knoxville?

The average flight time from Chicago to Knoxville is 1 hour and 5 minutes. The flight distance is 765 km / 475 miles and the average flight speed is 701 km/h / 435 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA4588 Chicago to Knoxville?

The Airportia On-Time Performance Rating for United Airlines Flight UA4588 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA4588 arriving at?

Flight UA4588 arrives at Knoxville McGhee Tyson Airport (TYS) Terminal 2.

When was the latest UA4588 flight?

The latest flight took off on Thursday, December 18th, 2025 with the flight status being Landed on 20:45.

How else can the flight UA4588 be referenced as?

This United Airlines flight can also be referenced as UAL4588, UA 4588, UAL 4588.

How often is flight UA4588 delayed?

On average, 50% of all UA4588 flights are delayed. The average delay is 45 minutes.

Can I get compensation for my delayed or cancelled UA4588 flight or baggage issues?

If your UA4588 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 UA4588 Flight Tracker above for more details.

UA4588 and Chicago ORD to Knoxville TYS Flights

Flight UA4588 is code-shared by 4 airlines using the flight numbers AV2336, EK6311, LH7916, NZ2949

Other flights departing from Chicago ORD: UA274, UA426, UA1905, UA2075

Other flights arriving at Knoxville TYS: DL4921, AA6110, AA5163, DL3136

All flights connecting Chicago ORD to Knoxville TYS.

UA4588 United Airlines Flight: Chicago to Knoxville Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.