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AA91 Flight Information & Schedule

American Airlines · London Heathrow Airport (LHR) to Chicago O'Hare International Airport (ORD)

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AA91 London Heathrow Airport to Chicago O'Hare International Airport nonstop flight: schedule, airports, aircraft and travel guide.

AA91 Flight Overview

AA91 is operated by American Airlines and connects London Heathrow Airport (LHR) and Chicago O'Hare International Airport (ORD). Scheduled departure: 2026-10-29 16:30 (UTC+00:00); scheduled arrival: 2026-10-29 20:20 (UTC-05:00).

AirlineAmerican Airlines
Flight numberAA91
RouteLHR to ORD
Scheduled duration8 hr 50 min

London to Chicago Route Information

AA91 is a nonstop international flight from London Heathrow Airport (LHR) to Chicago O'Hare International Airport (ORD). Use the information below to plan your journey.

Route distanceApprox. 6,362 km
Scheduled flight time8 hr 50 min
Time difference-300 min
Flight typeInternational
01

Departure

Scheduled departure: 2026-10-29 16:30 (UTC+00:00). Confirm airport transport and terminal opening hours in advance.

02

Arrival

Scheduled arrival: 2026-10-29 20:20 (UTC-05:00). Arrange pickup, hotel and onward transport for the arrival date.

03

Time zones

Departure: London (UTC+00:00); arrival: Chicago (UTC-05:00).

AA91 On-time Performance & History

Methodology

Arrival on-time rate
Sample flights-
Average departure delay-
Average arrival early-
Cancllation rate-
Longest delay-
Early arrivals-

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 787

Economy 31 in

Seat layout226

Business 30 · Economy 196

Business Class1-2-1

Seat configuration depends on the operating aircraft

Economy Class3-3-3

31 in

MealsComplimentary snacks and soft drinks on flights over 250 miles; food and alcohol for purchase

Inflight entertainmentFree movies and TV on seatback screens or personal devices

Inflight Wi-Fi

Availability and fees depend on the flight

PowerBusiness: AC power and/or USB on most aircraft; Economy: AC power and/or USB on most aircraft

BassinetAvailable

Accessibility-

AA91 Airports

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

London Heathrow Airport Departure & Chicago O'Hare International Airport Arrival Guide

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

LHR

Departing from London Heathrow Airport

AA91 is scheduled to depart from T3. Allow time for international check-in, baggage drop, security and immigration.

ORD

Arriving at Chicago O'Hare International Airport

Scheduled arrival is at T5. After immigration, take the MRT, taxi, ride-hailing service or airport bus to the city.

 

Planning your arrival

Scheduled arrival: 2026-10-29 20:20. 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 London Heathrow 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 AA91?

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

AA91 Frequently Asked Questions

Which airline operates this flight?

AA91 is operated by American Airlines.

Where does it depart and arrive?

London Heathrow Airport (LHR) → Chicago O'Hare International Airport (ORD).

What are the departure and arrival times?

Scheduled departure 16:30, arrival 20:20 · 8 hours 50 minutes.

Which terminal is used for check-in?

Departure terminal T3, arrival terminal T5. Check-in, gate and baggage belt are announced on the day.

Are meals and inflight entertainment available?

Meals: Complimentary snacks and soft drinks on flights over 250 miles; food and alcohol for purchase. Inflight entertainment: Free movies and TV on seatback screens or personal devices.

Explore This Route

Departure airportFlights from London Heathrow Airport
Arrival airportChicago O'Hare International Airport information
Operating airlineAmerican Airlines information