
Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)
- British Airways
British Airways
- Aer Lingus
Aer Lingus
- Iberia
Iberia
- Austrian Airlines
Austrian Airlines
- Brussels Airlines
Brussels Airlines
- Finnair
Finnair
- Air Canada
Air Canada
- Plan, book, fly with confidence
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Cheap flights from Chicago to London (ORD-LHR)
Prices were available within the past 7 days and start at €204 for one-way flights and €441 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, 5 Oct - Tue, 14 Oct
ORD
Chicago
LHR
London
€441 Return, found 2 days ago
€441
Return
found 2 days ago

Tue, 24 Feb - Sat, 28 Feb
ORD
Chicago
LHR
London
€447 Return, found 6 days ago
€447
Return
found 6 days ago

Sun, 7 Sep - Tue, 16 Sep
ORD
Chicago
LHR
London
€449 Return, found 1 hour ago
€449
Return
found 1 hour ago

Wed, 29 Oct - Wed, 5 Nov
ORD
Chicago
LHR
London
€498 Return, found 4 days ago
€498
Return
found 4 days ago

Sun, 5 Oct - Tue, 14 Oct
ORD
Chicago
LHR
London
€508 Return, found 2 days ago
€508
Return
found 2 days ago

Sun, 24 Aug - Tue, 2 Sep
ORD
Chicago
LHR
London
€518 Return, found 6 days ago
€518
Return
found 6 days ago

Wed, 17 Dec - Wed, 7 Jan
ORD
Chicago
LHR
London
€519 Return, found 2 days ago
€519
Return
found 2 days ago

Sun, 7 Sep - Tue, 16 Sep
ORD
Chicago
LHR
London
€552 Return, found 1 hour ago
€552
Return
found 1 hour ago

Sun, 7 Sep - Tue, 16 Sep
ORD
Chicago
LHR
London
€552 Return, found 1 hour ago
€552
Return
found 1 hour ago

Mon, 13 Oct - Fri, 24 Oct
ORD
Chicago
LHR
London
€562 Return, found 2 days ago
€562
Return
found 2 days ago
Find the cheapest month to fly from Chicago (ORD) to London (LHR)
November is typically the cheapest month to fly
From €398 - €648 per traveller.
Graph displaying average flight prices per month
Origin airport | O'Hare Intl. |
Destination airport | Heathrow |
Airlines serving | Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, United, Virgin Atlantic |
Return price | €440 |
Distance | 6307 km |
Average flight time | 13 hours 56 mins |
Perfect flights from Chicago to London
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Our flexible O'Hare Intl. to Heathrow ticket options cater to your travel preferences, with incredible one-way fares from €204 and roundtrip prices from €441. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Heathrow and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in London.
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Top Routes from Chicago
- Chicago to Newark Liberty Intl. Airport (ORD - EWR)
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- Chicago to Toronto (ORD - YYZ)
Top Routes to London
- Zagreb to London (ZAG - LHR)
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