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AA3734 Flight Status American Airlines: Chicago to St. Louis (AAL3734)

AA 3734 Chicago to St. Louis Flight Status

American Airlines Flight AA3734 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 April 5th, 2026.
Check the table below for AA3734's most recent flight history:

AA 3734 Flight Status & Schedule

Date Departure Arrival Status
Apr 05 07:35 08:23
Landed
 Track >
Mar 29 07:38 08:27
Landed
 Track >
Mar 22 07:31 08:17
Landed
 Track >
Mar 15 07:36 08:28
Landed
 Track >
Mar 08 07:32 08:20
Landed
 Track >
< All ORD Departures All STL Arrivals >

American Airlines AA 3734 Chicago to St. Louis Flight Information

American Airlines Flight AA3734 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 AA3734 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 514 km/h / 319 mph.

What is the On-Time Performance (OTP) of American Airlines Flight AA3734 Chicago to St. Louis?

The Airportia On-Time Performance Rating for American Airlines Flight AA3734 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AA3734 arriving at?

Flight AA3734 arrives at St. Louis Lambert International Airport (STL) Terminal 1.

When was the latest AA3734 flight?

The latest flight took off on Sunday, April 5th, 2026 with the flight status being Landed on 08:23.

How else can the flight AA3734 be referenced as?

This American Airlines flight can also be referenced as AAL3734, AA 3734, AAL 3734.

How often is flight AA3734 delayed?

On average, 0% of all AA3734 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled AA3734 flight or baggage issues?

If your AA3734 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 AA3734 Flight Tracker above for more details.

AA3734 and Chicago ORD to St. Louis STL Flights

Flight AA3734 is code-shared by 3 airlines using the flight numbers AS6822, BA1840, EI7511

Other flights departing from Chicago ORD: AA3848, AA4183, AA873, NK570

Other flights arriving at St. Louis STL: WN3505, AA2475, AA2897, DL3819

All flights connecting Chicago ORD to St. Louis STL.

AA3734 American Airlines Flight: Chicago to St. Louis Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: AZ9922 LH8428 CY10 GQ1406 QF7800 LL2610 BW3522 K4898 JA1151 AF558
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.