UA 4538 Chicago to Chattanooga Flight Status

United Airlines Flight UA4538 from Chicago O'Hare International Airport ORD to Chattanooga Metropolitan Airport CHA is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on March 3rd, 2026.
Check the table below for UA4538's most recent flight history:

UA 4538 Flight Status & Schedule

Date Departure Arrival Status
Mar 03 18:42 20:58
Landed
Track >
Mar 02 18:21 20:28
Landed
Track >
Feb 24 21:00 20:50
Unknown
Track >
Feb 23 18:34 20:39
Landed
Track >
Feb 17 18:44 20:58
Landed
Track >

United Airlines UA 4538 Chicago to Chattanooga Flight Information

United Airlines Flight UA4538 connects Chicago, United States to Chattanooga, United States, taking off from Chicago O'Hare International Airport ORD and landing at Chattanooga Metropolitan Airport CHA.

How long is the UA4538 flight from Chicago to Chattanooga?

The average flight time from Chicago to Chattanooga is 1 hour and 10 minutes. The flight distance is 807 km / 501 miles and the average flight speed is 654 km/h / 406 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA4538 Chicago to Chattanooga?

The Airportia On-Time Performance Rating for United Airlines Flight UA4538 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest UA4538 flight?

The latest flight took off on Wednesday, March 4th, 2026 with the flight status being Landed on 20:58.

How else can the flight UA4538 be referenced as?

This United Airlines flight can also be referenced as UAL4538, UA 4538, UAL 4538.

How often is flight UA4538 delayed?

On average, 50% of all UA4538 flights are delayed. The average delay is 7 minutes.

Can I get compensation for my delayed or cancelled UA4538 flight or baggage issues?

If your UA4538 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 UA4538 Flight Tracker above for more details.

UA4538 and Chicago ORD to Chattanooga CHA Flights

Flight UA4538 is code-shared by 1 airline using the flight number EK6231

Other flights departing from Chicago ORD: UA2475, UA3606, UA1156, UA1967

Other flights arriving at Chattanooga CHA: AA5504, DL4741, DL4743, DL2110

All flights connecting Chicago ORD to Chattanooga CHA.

UA4538 United Airlines Flight: Chicago to Chattanooga 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.