£390 Cheap British Airways flights from Chicago to London (ORD→LHR)

View £390 flight on Mon, 19 Oct 2026Opens in a new window

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

British Airways flights from Chicago to London (ORD→LHR)

Prices were available within the past 7 days and start at £390 for one-way flights and £644 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Mon, 7 Sept - Mon, 21 Sept
ORD
Chicago
LHR
London
£644 Return, found 4 days ago
£644
Return
found 4 days ago
Select British Airways flight, departing Mon, 7 Sept from Chicago to London, returning Mon, 21 Sept, priced at £644 found 4 days ago
British Airways
Tue, 20 Oct - Tue, 27 Oct
ORD
Chicago
LHR
London
£655 Return, just found
£655
Return
just found
Select British Airways flight, departing Tue, 20 Oct from Chicago to London, returning Tue, 27 Oct, priced at £655 just found

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 £1,197
LGW
Gatwick
Average driving time to city centre52 min
Flights from £1,197
Select flight to London City LCY. Closest option available. Average driving time to city centre is 21 minutes. Flights from £1,144
LCY
London City
Closest
Average driving time to city centre21 min
Flights from £1,144

Find the cheapest month to fly from Chicago (ORD) to London (LHR)

May is typically the cheapest month to fly

From £428 - £809 per traveller.

Frequently asked questions

How much is a British Airways flight from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)?
Set the "Price (lowest to highest)" filter on Expedia to look for cheap British Airways round-trip flights from £644 from ORD to LHR. Affordable one-way options from £390 are available too.**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 British Airways?
British Airways flights to London are typically cheaper in the off-peak months of January and February. Whether you're in search of a return or one-way ticket, you could land a better deal then.
Does British Airways fly nonstop from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)?
Yes, you can fly from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR) on one of British Airways's 9 weekly direct flights. Use our "Nonstop" and "Airline" filters to find the British Airways flight that'll arrive at LHR at a time that suits you.
How long does it take to fly from ORD to LHR with British Airways?
The journey time for a direct British Airways flight from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR) takes around 7h 49m.
Which day of the week has the most British Airways flights from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)?
British Airways operates the most flights from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR) on Saturday. With up to 2 daily departures, you'll get the most choice and flexibility on this day.
What airports does British Airways fly into in London?
British Airways flights from O'Hare Intl. Airport (ORD) to London come in to Heathrow Airport (LHR). This is the main entry point here.
What kind of luggage can I take on a British Airways flight from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)?
On a standard economy flight with British Airways from ORD to LHR, passengers can bring 1 checked-in bag up to 23 kg (50 lbs) with dimensions not exceeding 89 centimetres x 41 centimetres x 74 centimetres in total. For carry-on, you're allowed 1 cabin bag weighing up to 23 kg (50 lbs) and measuring no more than 56 centimetres x 23 centimetres x 43 centimetres. Size and weight limits can differ based on your cabin class and fare type. To make sure you won't face additional charges at the airport, double-check your British Airways booking or go to the airline's website before you start packing.
What type of plane does British Airways fly from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)?
British Airways generally uses Boeing 787-9 planes for flights from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR). This airline also operates the Boeing 777 on this route. Remember that aircraft type can vary depending on operational demands, so the plane you board might be different on the day you travel.
Can I change or cancel my British Airways flight from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)?
It's usually possible to reschedule or cancel your flight, although there may be additional fees if your booking was made more than 24 hours ago. Want to keep your options open? Apply the "Changes included" and "No cancel fee" filters to find flights that won't charge extra if you need to adjust your plans. To modify your booking, go to "Trips," select your flight and click on "Manage Booking" for more details.

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
Lufthansa
Distance
6307 km
Average flight time
14 hours 1 min

Explore a world of travel with Expedia

*Available to Expedia members.