UA 4590 St. Louis to Chicago Flight Status

United Airlines Flight UA4590 from St. Louis Lambert International Airport STL to Chicago O'Hare International Airport ORD is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on April 25th, 2026.
Check the table below for UA4590's most recent flight history:

UA 4590 Flight Status & Schedule

Date Departure Arrival Status
Apr 25 09:34 10:20
Landed
Track >
Apr 18 10:27 11:20
Landed Late
Track >
Apr 11 11:00 10:45
Unknown
Track >
Apr 04 09:35 10:26
Landed
Track >
Apr 01 09:27 10:14
Landed
Track >

United Airlines UA 4590 St. Louis to Chicago Flight Information

United Airlines Flight UA4590 connects St. Louis, United States to Chicago, United States, taking off from St. Louis Lambert International Airport STL and landing at Chicago O'Hare International Airport ORD.

How long is the UA4590 flight from St. Louis to Chicago?

The average flight time from St. Louis to Chicago is 49 minutes. The flight distance is 415 km / 258 miles and the average flight speed is 462 km/h / 287 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA4590 St. Louis to Chicago?

The Airportia On-Time Performance Rating for United Airlines Flight UA4590 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA4590 arriving at?

Flight UA4590 arrives at Chicago O'Hare International Airport (ORD) Terminal 3.

When was the latest UA4590 flight?

The latest flight took off on Saturday, April 25th, 2026 with the flight status being Landed on 10:20.

How else can the flight UA4590 be referenced as?

This United Airlines flight can also be referenced as UAL4590, UA 4590, UAL 4590.

How often is flight UA4590 delayed?

On average, 20% of all UA4590 flights are delayed. The average delay is 35 minutes.

Can I get compensation for my delayed or cancelled UA4590 flight or baggage issues?

If your UA4590 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 UA4590 Flight Tracker above for more details.

UA4590 and St. Louis STL to Chicago ORD Flights

Flight UA4590 is code-shared by 3 airlines using the flight numbers AC4935, NH7591, NZ2900

Other flights departing from St. Louis STL: WN1985, G74590, 9X449, WN3387

Other flights arriving at Chicago ORD: AA2532, UA6017, G74590, OO4697

All flights connecting St. Louis STL to Chicago ORD.

UA4590 United Airlines Flight: St. Louis 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.