₩568,600 Cheap Flights from Chicago (ORD) to London (LHR)

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Cheap Flights from Chicago to London (ORD-LHR)

Prices were available within the past 7 days and start at ₩568,600 for one-way flights and ₩836,800 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, May 15 - Wed, May 22
ORD
Chicago
LHR
London
₩836,800 Roundtrip, found 1 day ago
₩836,800
Roundtrip
found 1 day ago
Select United flight, departing Wed, May 15 from Chicago to London, returning Wed, May 22, priced at ₩836,800 found 1 day ago
United
Wed, May 15 - Wed, May 22
ORD
Chicago
LHR
London
₩843,400 Roundtrip, found 1 day ago
₩843,400
Roundtrip
found 1 day ago
Select United flight, departing Wed, May 15 from Chicago to London, returning Wed, May 22, priced at ₩843,400 found 1 day ago
United
Mon, Oct 7 - Thu, Oct 17
ORD
Chicago
LHR
London
₩843,500 Roundtrip, found 5 days ago
₩843,500
Roundtrip
found 5 days ago
Select United flight, departing Mon, Oct 7 from Chicago to London, returning Thu, Oct 17, priced at ₩843,500 found 5 days ago
British Airways
Mon, Oct 7 - Thu, Oct 17
ORD
Chicago
LHR
London
₩845,400 Roundtrip, found 5 days ago
₩845,400
Roundtrip
found 5 days ago
Select British Airways flight, departing Mon, Oct 7 from Chicago to London, returning Thu, Oct 17, priced at ₩845,400 found 5 days ago
Delta
Wed, May 15 - Wed, May 22
ORD
Chicago
LHR
London
₩848,000 Roundtrip, found 1 day ago
₩848,000
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, May 15 from Chicago to London, returning Wed, May 22, priced at ₩848,000 found 1 day ago
United
Mon, Oct 7 - Thu, Oct 17
ORD
Chicago
LHR
London
₩850,500 Roundtrip, found 5 days ago
₩850,500
Roundtrip
found 5 days ago
Select United flight, departing Mon, Oct 7 from Chicago to London, returning Thu, Oct 17, priced at ₩850,500 found 5 days ago
United
Wed, Sep 4 - Fri, Sep 13
ORD
Chicago
LHR
London
₩855,000 Roundtrip, found 5 days ago
₩855,000
Roundtrip
found 5 days ago
Select United flight, departing Wed, Sep 4 from Chicago to London, returning Fri, Sep 13, priced at ₩855,000 found 5 days ago
United
Wed, May 15 - Wed, May 22
ORD
Chicago
LHR
London
₩855,100 Roundtrip, found 1 day ago
₩855,100
Roundtrip
found 1 day ago
Select United flight, departing Wed, May 15 from Chicago to London, returning Wed, May 22, priced at ₩855,100 found 1 day ago
United
Wed, Sep 11 - Wed, Sep 18
ORD
Chicago
LHR
London
₩857,800 Roundtrip, found 6 days ago
₩857,800
Roundtrip
found 6 days ago
Select United flight, departing Wed, Sep 11 from Chicago to London, returning Wed, Sep 18, priced at ₩857,800 found 6 days ago
United
Wed, May 15 - Wed, May 22
ORD
Chicago
LHR
London
₩860,700 Roundtrip, found 1 day ago
₩860,700
Roundtrip
found 1 day ago
Select United flight, departing Wed, May 15 from Chicago to London, returning Wed, May 22, priced at ₩860,700 found 1 day ago
Flights from Chicago (ORD) to London (LHR)
Origin airport
O'Hare Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Finnair, KLM, LOT-Polish Airlines, Lufthansa, Swiss International Air Lines, United
Roundtrip price
₩836,800
Distance
6307 km
Average flight time
13 hours 55 mins

Chicago to London Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Chicago to London will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring London.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with ORD to LHR flights that won’t make your bank account wince. Ready to temporarily leave behind Chicago for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to LHR with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from O'Hare Intl. Airport (ORD) to London Heathrow?
If you’re traveling from O’Hare Intl. Airport (ORD) to Heathrow Airport (LHR), round-trip flights start from ₩836,800. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year, so don’t delay. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from O'Hare Intl. Airport (ORD) to Heathrow Airport?
Most flights can be canceled online, but each airline has a different set of terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from ORD to LHR that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for O’Hare Airport to Heathrow Airport (LHR) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from ORD to London Heathrow?
With a flight distance of 6,400 kilometers between O’Hare Intl. Airport (ORD) and London Heathrow, this is a long trip. Make sure you stay hydrated and go for a short walk down the aisle every so often.
Which airlines fly direct from ORD to London Heathrow?
Many people like to fly with United Airlines (UA) from O’Hare Intl. Airport (ORD) to LHR. This popular airline offers 91 monthly flights, so you can easily find a flight time that’s perfect for you. For more options, check out the ticket prices from British Airways (BA). This airlines operates 60 monthly flights between these airports.
Are O'Hare Airport to LHR flight tickets cheaper when they're purchased at the last minute?
It is possible to find an amazing last-minute deal from ORD to Heathrow Airport, but it’s also possible to miss out altogether! As many airlines release prices up to 12 months in advance, it’s worthwhile keeping an eye on fares early and being ready to book when you spot a bargain. Expedia compares carrier prices and updates flight deals frequently, so you can rest easy knowing you’re always seeing the latest offers.
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