£394 Cheap British Airways flights from London to Chicago (LHR→ORD)

View £394 flight on Wed, 13 May 2026Opens in a new window

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

Prices were available within the past 7 days and start at £394 for one-way flights and £628 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Thu, 23 Apr - Mon, 27 Apr
LHR
London
ORD
Chicago
£628 Return, just found
£628
Return
just found
Select British Airways flight, departing Thu, 23 Apr from London to Chicago, returning Mon, 27 Apr, priced at £628 just found

Alternative airports near Chicago

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

Select flight to Midway Intl. MDW. Closest option available. Average driving time to city centre is 16 minutes. Flights from £750
MDW
Midway Intl.
Closest
Average driving time to city centre16 min
Flights from £750

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

February is typically the cheapest month to fly

From £351 - £562 per traveller.

Frequently asked questions

How much is a British Airways flight from Heathrow Airport (LHR) to O'Hare Intl. Airport (ORD)?
Apply the "Price (lowest to highest)" filter on Expedia to search for cheap British Airways return flights from £628 from LHR to ORD. Affordable one-way options from £394 are also available.**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 LHR to ORD with British Airways?
January is one of the cheapest months to fly to Chicago with British Airways. You could also find excellent prices on return and one-way fares in February.
Does British Airways fly nonstop from Heathrow Airport (LHR) to O'Hare Intl. Airport (ORD)?
British Airways offers direct flights from Heathrow Airport (LHR) to O'Hare Intl. Airport (ORD), with 9 weekly departures. Simply apply the "Nonstop" and "Airline" filters while searching on Expedia to show all direct British Airways flights to ORD.
How long does it take to fly from LHR to ORD with British Airways?
Depart Heathrow Airport (LHR) for O'Hare Intl. Airport (ORD) on a direct British Airways flight, and you'll be in the sky for about 8h 55m.
Which day of the week has the most British Airways flights from Heathrow Airport (LHR) to O'Hare Intl. Airport (ORD)?
Friday has the most British Airways flights from Heathrow Airport (LHR) to O'Hare Intl. Airport (ORD). With 2 daily departures, this is the best day to book something that will suit your plans.
What airports does British Airways fly into in Chicago?
O'Hare Intl. Airport (ORD) is the primary Chicago hub for British Airways flights from Heathrow Airport (LHR).
What kind of luggage can I take on a British Airways flight from Heathrow Airport (LHR) to O'Hare Intl. Airport (ORD)?
British Airways allows travellers to bring 1 checked-in bag weighing up to 23 kg (50 lbs) with dimensions not exceeding 89 centimetres x 41 centimetres x 74 centimetres on standard economy flights from LHR to ORD. You can also bring 1 cabin bag in the cabin. This hand luggage must not exceed 56 centimetres x 23 centimetres x 43 centimetres and weigh less than 23 kg (50 lbs). Baggage rules can differ depending on the cabin class and fare type, so check your booking or British Airways's website to avoid any additional fees at the airport.
What type of plane does British Airways fly from Heathrow Airport (LHR) to O'Hare Intl. Airport (ORD)?
For the Heathrow Airport (LHR) to O'Hare Intl. Airport (ORD) route, British Airways typically operates Boeing 787-9 and Boeing 777 planes. Keep in mind that last-minute changes are possible for operational purposes, meaning your flight may be on another aircraft.
Can I change or cancel my British Airways flight from Heathrow Airport (LHR) to O'Hare Intl. Airport (ORD)?
Changes are generally free within 24 hours of making your booking, but your airline may charge you after that. For more information about modifying your reservation, check out your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to make changes without additional charges, check the "Changes included" and "No cancel fee" filters when organising your next getaway.

Travel information

Origin airport
Heathrow
Destination airport
O'Hare Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Popular airline
Aer Lingus
Distance
6307 km
Average flight time
3 hours 47 mins

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