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Flights from Chicago (ORD) to London (LON)

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Chicago to London Flights

B6

Ohare International

12:06

ORD

09 Jul 2025
15h 24m

12:10

LGW

24 Jul 2025
$852.58*
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BA

Ohare International

16:55

ORD

09 Jul 2025
07h 55m

13:10

LHR

24 Jul 2025
$864.62*
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AA

Ohare International

16:36

ORD

09 Jul 2025
10h 34m

09:45

LHR

24 Jul 2025
$885.94*
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UA

Ohare International

13:06

ORD

09 Jul 2025
10h 49m

06:00

LHR

24 Jul 2025
$934.77*
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IB

Ohare International

17:40

ORD

09 Jul 2025
7h 40m

09:45

LHR

24 Jul 2025
$937.49*
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AY

Ohare International

17:40

ORD

09 Jul 2025
07h 40m

14:25

LHR

24 Jul 2025
$941.90*
Book Now

Search, Compare and Book Chicago to London Flight

Cheapfaremart enables you to search Chicago to London flight from your preferred destination airport. Based on your search criteria, we provide you with the top Chicago to London flight deals. You may personalize your search using options – Departure and Arrival, Non-stop, One-Way, Round-Trip, And Airlines. Compare fares of flights departing from Chicago and arriving at an airport in London at your preferred time.

Top Airports in Chicago

1. Chicago Midway International Airport (MDW)

Chicago Midway International Airport (IATA: MDW, ICAO: KMDW) is a major commercial airport on the southwest side of Chicago, Illinois, located eight miles (13 km) from the Loop. Until the establishment of O’Hare International Airport in 1955, Midway International Airport was the primary airport in the city. The airport is hub to Southwest Airlines. Other airlines that use it as their departure or arrival airport are Delta Air Lines, Porter Airlines, Ultimate Air Shuttle, and Volaris.

2. Chicago O’Hare International Airport (ORD)

The airport is situated on the far Northwest Side of Chicago, Illinois, 14 miles (23 km) northwest of the Loop business district. It offers non-stop flights to 218 destinations in North America, South America, Europe, Africa, Asia and Oceania.From ORD you can find nonstop as well as connecting flight departing to London. Finnair, American Airlines, United Airlines, Lufthansa, Iberia, and British Airways Airlines offer their regular services.

Top Airports in London

1. London Heathrow Airport (LHR / EGLL)

London Heathrow Airport is a major airport in London that serves international and domestic flights. Located at 18 miles from the center of London, United Kingdom, Heathrow ranks as the second busiest airport in the world by international passenger traffic.

2. London City Airport (LCY/EGLC)

The nearest major airport is London City Airport. This airport has international and domestic flights and is 9 miles from the center of London, United Kingdom.

3. London Gatwick Airport (LGW / EGKK)

London Gatwick Airport has international and domestic flights and is 33 miles from London, United Kingdom.

How Long is the Flight from Chicago to London?

The flight time between Chicago and London is 8 hours, 25 minutes. The table below highlights the flight distance and flight time for different departure-airport pairs.
Flight Flight Distance Flight Time
MDW to LHR 3,956  miles/6367 km 8 hours 25 minutes
MDW to LCY 3,975  miles/6396 km 8 hours 27 minutes
MDW to LGW 3,977  miles/6400 km 8 hours 27 minutes
ORD to LHR 3,468 miles/5581 km 7 hours 26 minutes
ORD to LCY 3,971  miles/6391 km 8 hours 27 minutes
ORD to LGW 3,974  miles/6395 km 8 hours 27 minutes
Also keep in mind the time difference between the two cities. London is ahead of Chicago by 6 hours. So, if you board a flight at 1.00 PM by Chicago time, you will reach London by 3.25 AM in the morning. Consider taking some sleep in the flight, if you don’t have time to take rest in London.
Note: The flight distance and time are for a nonstop flight (excluding any layover). The actual distance and time might vary, and are non-warranted. Check with your airlines to know precise information. 

Which Airlines Fly from ORD to LON?

You may find flights to London from Chicago with popular airlines :- including United Airlines, Air Canada, Virgin Atlantic, American Airlines, Finnair, Iberia, British Airways, Lufthansa, and Austrian Airlines.
Check Chicago to London airfares with different airlines. Also, check fares by changing the departure or arrival airport to find the cheapest flight from Chicago. If you are flexible with your travel dates, choose Flexible Date Fare, which we recommend at the top of every search result.
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“Terms and Conditions”

Discounts and savings on airfares are calculated based on several factors, including comparison of fares across more than 500 airlines. The quoted pricing reflects our best available fare at the time of search. Coupon codes are valid for applicable discounts on our service fees for eligible bookings. Additional terms may apply to specific offers, which will be disclosed at the time of booking.

Fare Disclosures

  • Unless otherwise specified, all listed fares are for round-trip travel and include applicable fuel surcharges, taxes, fees, and our service fees.

  • Displayed fares are based on historical pricing data and are subject to change.

  • Tickets are nonrefundable, nontransferable, name changes are not permitted, and subject to airline’s fare rules and restrictions.

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