£391 Cheap American Airlines flights from Chicago to London (ORD→LHR)

View £391 flight on Sun, 11 Oct 2026Opens in a new window

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American Airlines flights from Chicago to London (ORD→LHR)

Prices were available within the past 7 days and start at £391 for one-way flights and £659 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, 9 Nov - Thu, 19 Nov
ORD
Chicago
LHR
London
£659 Return, found 5 hours ago
£659
Return
found 5 hours ago
Select American Airlines flight, departing Mon, 9 Nov from Chicago to London, returning Thu, 19 Nov, priced at £659 found 5 hours ago

Alternative airports near London

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Gatwick LGW. Average driving time to city centre is 52 minutes. Flights from £978
LGW
Gatwick
Average driving time to city centre52 min
Flights from £978
Select flight to London City LCY. Closest option available. Average driving time to city centre is 21 minutes. Flights from £1,140
LCY
London City
Closest
Average driving time to city centre21 min
Flights from £1,140

Frequently asked questions

How much is an American Airlines flight from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)?
You can discover budget-friendly return American Airlines flights from £659 from ORD to LHR by sorting your results from "Price (lowest to highest)" on Expedia. Or search for bargains from £391 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from ORD to LHR with American Airlines?
Search for one-way or return flights to London in January or February. You could find lower fares with American Airlines during these off-peak times.
Does American Airlines fly nonstop from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)?
Skip the layovers and fly from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR) on any of American Airlines's 13 weekly direct flights. Apply our "Nonstop" and "Airline" filters to find the American Airlines flight that'll take you to LHR at your preferred time.
How long does it take to fly from ORD to LHR with American Airlines?
The travel time for a nonstop American Airlines flight from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR) takes approximately 7h 40m.
Which day of the week has the most American Airlines flights from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)?
Thursday has the most American Airlines flights from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR). With 2 daily departures, this is a great day to book something that will suit your plans.
What airports does American Airlines fly into in London?
Heathrow Airport (LHR) is the main London hub for American Airlines flights from O'Hare Intl. Airport (ORD).
What type of plane does American Airlines fly from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)?
You'll probably be flying on a Boeing 787-9 for your American Airlines flight from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR). However, you could end up on another aircraft if operational demands require it.
Can I change or cancel my American Airlines flight from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)?
Typically, you can cancel or change your flight, although there may be additional fees if you booked more than 24 hours ago. Prefer to keep your options open? Use our "No cancel fee" and "Changes included" filters to find flights that won't penalize you if you have to alter your plans. To make changes, head to "Trips," select your flight and click on "Manage Booking" for more information.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, Alaska Airlines, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Popular airline
British Airways
Distance
6307 km
Average flight time
14 hours 1 min

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