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UA 4515 Chicago to St. Louis Flight Status

United Airlines Flight UA4515 from Chicago O'Hare International Airport ORD to St. Louis Lambert International Airport STL is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on March 4th, 2026.
Check the table below for UA4515's most recent flight history:

UA 4515 Flight Status & Schedule

Date Departure Arrival Status
Mar 04 21:00 21:48
Landed
Track >
Mar 02 20:28 21:19
Landed
Track >
Mar 01 20:55 21:48
Landed
Track >
Feb 27 20:40 21:24
Landed
Track >
Feb 26 21:01 21:51
Landed
Track >

United Airlines UA 4515 Chicago to St. Louis Flight Information

United Airlines Flight UA4515 connects Chicago, United States to St. Louis, United States, taking off from Chicago O'Hare International Airport ORD and landing at St. Louis Lambert International Airport STL.

How long is the UA4515 flight from Chicago to St. Louis?

The average flight time from Chicago to St. Louis is 49 minutes. The flight distance is 415 km / 258 miles and the average flight speed is 504 km/h / 313 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA4515 Chicago to St. Louis?

The Airportia On-Time Performance Rating for United Airlines Flight UA4515 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA4515 arriving at?

Flight UA4515 arrives at St. Louis Lambert International Airport (STL) Terminal 1.

When was the latest UA4515 flight?

The latest flight took off on Thursday, March 5th, 2026 with the flight status being Landed on 21:48.

How else can the flight UA4515 be referenced as?

This United Airlines flight can also be referenced as UAL4515, UA 4515, UAL 4515.

How often is flight UA4515 delayed?

On average, 60% of all UA4515 flights are delayed. The average delay is 14 minutes.

Can I get compensation for my delayed or cancelled UA4515 flight or baggage issues?

If your UA4515 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 UA4515 Flight Tracker above for more details.

UA4515 and Chicago ORD to St. Louis STL Flights

Flight UA4515 is code-shared by 3 airlines using the flight numbers AC4914, LH7826, NZ2895

Other flights departing from Chicago ORD: UA1680, UA213, UA4601, UA4616

Other flights arriving at St. Louis STL: AA4484, WN2636, WN1658, WN656

All flights connecting Chicago ORD to St. Louis STL.

UA4515 United Airlines Flight: Chicago to St. Louis 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.