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AA1997 Flight Information & Schedule

American Airlines · St. Louis Lambert International Airport (STL) to Chicago O'Hare International Airport (ORD)

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AA1997 St. Louis Lambert International Airport to Chicago O'Hare International Airport nonstop flight: schedule, airports, aircraft and travel guide.

AA1997 Flight Overview

AA1997 is operated by American Airlines and connects St. Louis Lambert International Airport (STL) and Chicago O'Hare International Airport (ORD). Scheduled departure: 2026-10-29 07:29 (UTC-05:00); scheduled arrival: 2026-10-29 09:00 (UTC-05:00).

AirlineAmerican Airlines
Flight numberAA1997
RouteSTL to ORD
Scheduled duration1 hr 31 min

St Louis to Chicago Route Information

AA1997 is a nonstop flight from St. Louis Lambert International Airport (STL) to Chicago O'Hare International Airport (ORD). Use the information below to plan your journey.

Route distanceApprox. 415 km
Scheduled flight time1 hr 31 min
Time difference0 min
Flight typenonstop
01

Departure

Scheduled departure: 2026-10-29 07:29 (UTC-05:00). Confirm airport transport and terminal opening hours in advance.

02

Arrival

Scheduled arrival: 2026-10-29 09:00 (UTC-05:00). Arrange pickup, hotel and onward transport for the arrival date.

03

Time zones

Departure: St Louis (UTC-05:00); arrival: Chicago (UTC-05:00).

AA1997 On-time Performance & History

Methodology

80%Arrival on-time rate
Sample flights80 (flights)
Average departure delay2 min
Average arrival delay2 min
Cancllation rate0%
Longest delay199 min
Early arrivals80%

Historical statistics are for reference only and do not predict future flight performance.

Aircraft, Cabin & Services

Based on currently published aircraft and cabin information; the operating aircraft may change.

Published aircraft type

Boeing 737-800 (winglets) Passenger/BBJ2

Economy 31 in; Business 37 in

Seat layout160

Business Class2-2

37 in

Seat configuration depends on the operating aircraft

Economy Class3-3

31 in

MealsSnacks

Inflight entertainmentDrop-down ceiling TVs

Inflight Wi-FiWi-Fi is available

Availability and fees depend on the flight

PowerBusiness: In-seat power available; Economy: Power outlet

BassinetUnavailable

Accessibility-

AA1997 Airports

Terminals follow the published schedule; check official airline channels for same-day gates and operations.

St. Louis Lambert International Airport Departure & Chicago O'Hare International Airport Arrival Guide

Departure date: 2026-10-29. Terminal and arrival information helps plan your journey.

STL

Departing from St. Louis Lambert International Airport

AA1997 is scheduled to depart from T1. Allow time for international check-in, baggage drop, security and immigration.

ORD

Arriving at Chicago O'Hare International Airport

Scheduled arrival is at T3. After immigration, take the MRT, taxi, ride-hailing service or airport bus to the city.

 

Planning your arrival

Scheduled arrival: 2026-10-29 09:00. Use the arrival date when booking hotels and pickup services.

Flight Changes, Cancellations & Missed Flights

If the schedule or aircraft changes, follow the booking channel and operating carrier rules.

01

Schedule changes

After an airline or booking-platform notice, confirm the new date, terminal and connecting transport.

02

Cancellation and changes

Refund, rebooking and involuntary-change rules depend on the booking channel, fare conditions and airline notice.

03

Missed flight

If you may not reach the airport on time, contact the booking channel or airline quickly to protect later sectors.

Check-in, Baggage & Entry Tips

International check-in deadlines, baggage allowance and entry requirements may vary by fare and traveller.

01

Arrive early for check-in

Arrive at least 3 hours before departure. Counter opening times and online check-in rules follow St. Louis Lambert International Airport guidance.

02

Check baggage allowance

Checked and carry-on baggage allowances depend on cabin, fare rules and membership tier. See the baggage terms in your booking.

03

Prepare entry documents

Before departure, check passport validity, visa or visa-free eligibility, andChicago O'Hare International Airport’ latest arrival declaration requirements.

What should I check before flying AA1997?

01

Check the departure date

For an overnight flight, check the departure date on your ticket and plan airport transport in advance.

02

Confirm the operating carrier

Follow the airline rules shown in your booking for check-in and checked baggage.

03

Check boarding information

Gates and operating times may change; follow airline notices and airport displays.

Popular route recommendations

AA1997 Frequently Asked Questions

Which airline operates this flight?

AA1997 is operated by American Airlines.

Where does it depart and arrive?

St. Louis Lambert International Airport (STL) → Chicago O'Hare International Airport (ORD).

What are the departure and arrival times?

Scheduled departure 07:29, arrival 09:00 · 1 hour 31 minutes.

Which terminal is used for check-in?

Departure terminal T1, arrival terminal T3. Check-in, gate and baggage belt are announced on the day.

Are meals and inflight entertainment available?

Meals: Snacks. Inflight entertainment: Drop-down ceiling TVs.

Explore This Route

Departure airportFlights from St. Louis Lambert International Airport
Arrival airportChicago O'Hare International Airport information
Operating airlineAmerican Airlines information