UA 3525 Chicago to St. Louis Flight Status

United Airlines Flight UA3525 from Chicago O'Hare International Airport ORD to St. Louis Lambert International Airport STL is not scheduled for today June 3rd, 2026.
The last time the flight was scheduled was on December 17th, 2025.
Check the table below for UA3525's most recent flight history:

UA 3525 Flight Status & Schedule

Date Departure Arrival Status
Dec 17 16:54 17:44
Landed Late
Track >
Dec 16 15:50 16:40
Landed
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Dec 15 16:05 16:53
Landed
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Dec 14 16:29 17:11
Landed
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Dec 13 16:59 17:47
Delayed
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United Airlines UA 3525 Chicago to St. Louis Flight Information

United Airlines Flight UA3525 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 UA3525 flight from Chicago to St. Louis?

The average flight time from Chicago to St. Louis is 48 minutes. The flight distance is 415 km / 258 miles and the average flight speed is 517 km/h / 321 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA3525 Chicago to St. Louis?

The Airportia On-Time Performance Rating for United Airlines Flight UA3525 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA3525 arriving at?

Flight UA3525 arrives at St. Louis Lambert International Airport (STL) Terminal 1.

When was the latest UA3525 flight?

The latest flight took off on Wednesday, December 17th, 2025 with the flight status being Landed on 17:44.

How else can the flight UA3525 be referenced as?

This United Airlines flight can also be referenced as UAL3525, UA 3525, UAL 3525.

How often is flight UA3525 delayed?

On average, 30% of all UA3525 flights are delayed. The average delay is 31 minutes.

Can I get compensation for my delayed or cancelled UA3525 flight or baggage issues?

If your UA3525 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 UA3525 Flight Tracker above for more details.

UA3525 and Chicago ORD to St. Louis STL Flights

Flight UA3525 is code-shared by 7 airlines using the flight numbers AC4934, AV2334, CM1416, LH8744, NH7448, NZ2905, OS7735

Other flights departing from Chicago ORD: UA4539, UA5261, UA5340, UA5693

Other flights arriving at St. Louis STL: DL5415, WN1915, AA5405, WN3447

All flights connecting Chicago ORD to St. Louis STL.

UA3525 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.