
Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)
- American Airlines
American Airlines
- Air Canada
Air Canada
- Air France
Air France
- Finnair
Finnair
- British Airways
British Airways
- Aer Lingus
Aer Lingus
- Iberia
Iberia
- 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 RM1,639 for one-way flights and RM2,615 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, 17 Aug - Tue, 26 Aug
ORD
Chicago
LHR
London
RM2,615 Return, found 1 day ago
RM2,615
Return
found 1 day ago

Sun, 17 Aug - Tue, 26 Aug
ORD
Chicago
LHR
London
RM2,691 Return, found 1 day ago
RM2,691
Return
found 1 day ago

Sun, 17 Aug - Tue, 26 Aug
ORD
Chicago
LHR
London
RM2,715 Return, found 1 day ago
RM2,715
Return
found 1 day ago

Sun, 17 Aug - Tue, 26 Aug
ORD
Chicago
LHR
London
RM2,749 Return, found 1 day ago
RM2,749
Return
found 1 day ago

Sun, 17 Aug - Tue, 26 Aug
ORD
Chicago
LHR
London
RM2,776 Return, found 1 day ago
RM2,776
Return
found 1 day ago

Wed, 13 Aug - Sun, 17 Aug
ORD
Chicago
LHR
London
RM2,798 Return, found 3 days ago
RM2,798
Return
found 3 days ago

Sun, 17 Aug - Tue, 26 Aug
ORD
Chicago
LHR
London
RM2,806 Return, found 1 day ago
RM2,806
Return
found 1 day ago

Sun, 17 Aug - Tue, 26 Aug
ORD
Chicago
LHR
London
RM2,812 Return, found 1 day ago
RM2,812
Return
found 1 day ago

Sun, 17 Aug - Tue, 26 Aug
ORD
Chicago
LHR
London
RM2,825 Return, found 1 day ago
RM2,825
Return
found 1 day ago

Sat, 10 Jan - Sun, 18 Jan
ORD
Chicago
LHR
London
RM2,931 Return, found 16 hours ago
RM2,931
Return
found 16 hours ago
Find the cheapest month to fly from Chicago (ORD) to London (LHR)
February is typically the cheapest month to fly
From RM 1,954 - RM 3,067 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, Delta, Finnair, Iberia, KLM, LOT-Polish Airlines, Lufthansa, Swiss International Air Lines, Turkish Airlines, United |
Return price | RM2,615 |
Distance | 6307 km |
Perfect flights from Chicago to London
Your Journey from Chicago to London
Start your unforgettable journey with Expedia. Our broad selection of flights from Chicago to London caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
Choosing Your Ideal Flight
With Expedia, you have access to a wide range of airlines, including Air Canada, United, Delta, British Airways, KLM, Swiss International Air Lines, Austrian Airlines. Our selection of flights from O'Hare Intl. to Heathrow caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
Maximizing Value with Chicago to London Flights
Experience the joy of finding cheap flights from O'Hare Intl. to Heathrow that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from RM1,639 and roundtrip prices from RM2,615*.
Pre-Flight Essentials
Ensure a smooth journey from Chicago to London with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
Experience the Vibrant London
Picture yourself stepping off the plane in London and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
Added Convenience on Your Chicago to London Flight
Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Chicago to London.
Beyond the Flight – Exploring London
With Expedia, your adventure extends beyond the flight. Explore London at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
Book Your Flight from Chicago to London with Confidence
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Chicago to London with confidence. Book your travel arrangements with Expedia today.
*Note: Prices may vary based on availability and are subject to change.
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