UA 4539 Sioux Falls to Chicago Flight Status

United Airlines Flight UA4539 from Sioux Falls Regional Airport FSD to Chicago O'Hare International Airport ORD is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on May 18th, 2026.
Check the table below for UA4539's most recent flight history:

UA 4539 Flight Status & Schedule

Date Departure Arrival Status
May 18 06:13 07:44
Landed
Track >
May 17 06:05 07:31
Landed
Track >
May 16 06:11 07:38
Landed
Track >
May 15 06:04 07:18
Landed
Track >
May 14 06:05 07:16
Landed
Track >

United Airlines UA 4539 Sioux Falls to Chicago Flight Information

United Airlines Flight UA4539 connects Sioux Falls, United States to Chicago, United States, taking off from Sioux Falls Regional Airport FSD and landing at Chicago O'Hare International Airport ORD.

How long is the UA4539 flight from Sioux Falls to Chicago?

The average flight time from Sioux Falls to Chicago is 1 hour and 23 minutes. The flight distance is 742 km / 461 miles and the average flight speed is 555 km/h / 345 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA4539 Sioux Falls to Chicago?

The Airportia On-Time Performance Rating for United Airlines Flight UA4539 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA4539 arriving at?

Flight UA4539 arrives at Chicago O'Hare International Airport (ORD) Terminal 2.

When was the latest UA4539 flight?

The latest flight took off on Monday, May 18th, 2026 with the flight status being Landed on 07:44.

How else can the flight UA4539 be referenced as?

This United Airlines flight can also be referenced as UAL4539, UA 4539, UAL 4539.

How often is flight UA4539 delayed?

On average, 0% of all UA4539 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled UA4539 flight or baggage issues?

If your UA4539 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 UA4539 Flight Tracker above for more details.

UA4539 and Sioux Falls FSD to Chicago ORD Flights

Other flights departing from Sioux Falls FSD: G42304, AA1134, AA3832, AA6200

Other flights arriving at Chicago ORD: UA1355, UA4588, UA4646, UA4722

All flights connecting Sioux Falls FSD to Chicago ORD.

UA4539 United Airlines Flight: Sioux Falls to Chicago 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.