Cheap Flight Tickets from Chicago (ORD) to London (LHR), Starting at $450

Good to Know: Cheapest and Fastest ORD - LHR Flights

Useful information for finding best airline tickets from Chicago O'Hare International to London Heathrow on your next trip.

Cheapest Round Trip Flight

$450

UA United Airlines • 1 stop • 19h 15m

Aug 25 – Aug 30

The cheapest round trip flight from Chicago to London (ORD-LHR-ORD) is currently $450

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Cheapest Direct Flight

$463

UA United Airlines • nonstop • 13h 35m

Aug 25

The cheapest nonstop flight from Chicago to London (ORD-LHR) is currently $463

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Fastest Flight

12h 30m

The fastest nonstop flight from Chicago to London (ORD-LHR) takes 12h 30m

Top Airlines Flying from Chicago to London

Turkish Airlines - TK

Turkish Airlines

Air France-AF

Air France

LOT Polish Airlines (LO)

LOT - Polish Airlines

United Airlines, UA

United Airlines

Lufthansa Airline (LH)

Lufthansa Airlines

Air Canada-AC

Air Canada

Iberia airline

Iberia Airlines

ITA-Airways-AZ

ITA Airways

TAP Air Portugal Airline (TP)

TAP - Air Portugal

Avianca Airline - AV

Avianca

Latest Flight Deals from Chicago (ORD) to London (LHR)

Compare and book low fare round-trip air tickets from Chicago to London. Ideal for travelers with confirmed return itineraries.

Aug 25 - Aug 30, Economy
UA
Chicago → London
19h 15m
3:25 PM - 9:20 AM • 1 stop
UA
Chicago → London
18h 30m
6:50 AM - 12:00 PM • 1 stop
$450
United Airlines
Aug 25 - Aug 30, Economy
UA
Chicago → London
13h 35m
9:40 PM - 11:55 AM • nonstop
UA
Chicago → London
15h 5m
2:10 PM - 5:15 PM • nonstop
$463
United Airlines
Aug 25 - Aug 30, Economy
FI
Chicago → London
17h 10m
7:25 PM - 11:55 AM • 1 stop
FI
Chicago → London
18h 30m
1:05 PM - 6:15 PM • 1 stop
$477
Icelandair
Aug 25 - Aug 30, Economy
AC
Chicago → London
20h 40m
11:50 AM - 6:30 AM • 1 stop
UA
Chicago → London
18h 30m
6:50 AM - 12:00 PM • 1 stop
$541
Air Canada
Aug 25 - Aug 30, Economy
AZ
Chicago → London
30h 40m
3:00 PM - 3:40 PM • 1 stop
AZ
Chicago → London
44h
4:30 PM - 1:10 PM • 1 stop
$647
ITA Airways
Aug 25 - Aug 30, Economy
EI
Chicago → London
12h 30m
5:00 PM - 6:50 AM • nonstop
EI
Chicago → London
14h
11:10 AM - 1:50 PM • nonstop
$723
Aer Lingus

Fly from Chicago to London with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Chicago to London? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Chicago to London Flights

What are the airports in Chicago?
MDW,ORD
What’s the most popular airline flying from ORD to LHR?
The most popular airline flying from Chicago to London are
Can I fly from ORD to LHR non-stop?
Yes, you can fly ORD to LHR non-stop on
Which airlines fly nonstop between Chicago and London?
The non-stop flights between Chicago and London are .
What’s the earliest departure time from ORD to LHR Airport?
The earliest flight leaves ORD at 11:50 am and lands in LHR - London Heathrow
What are the airports in London?
LHR
Can I make changes to my Chicago to London flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ORD to LHR?
Read the fare rules of the Chicago to London air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Chicago and London?
operate flights between Chicago and London
How long does a flight from Chicago to London take?
It takes approximately 8 hour to fly non-stop from ORD to LHR, which is 3952.81 miles by air.
Which airlines provide the cheapest flights from Chicago (ORD) to London (LHR) ?
In the past couple of days, the cheapest tickets to LHR from ORD were found on UA : USD 450
Do I need a passport to fly between ORD and LHR?
Yes
What’s the latest departure time from ORD to LHR ?
The last flight leaves ORD at 9:40 pm

Chicago (ORD) to London (LHR): Airport Information

Origin Airport Chicago O'Hare International , Chicago, US
Destination Airport London Heathrow , London, GB
Distance 3953 miles

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