Search & Compare - Chicago to London Flights & Tickets

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Cheap flights from Chicago to London (ORD to LHR)

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.

Recent airfare deals on Chicago to London

JetBlue Airways  B6
JetBlue Airways
Chicago
2025-06-19
London
2025-06-26
USD 751

One-way B6 fare found on 2025-06-05
Delta Airlines  DL
Delta Airlines
Chicago
2025-06-19
London
2025-06-26
USD 1241

One-way DL fare found on 2025-06-05
JetBlue Airways  B6
JetBlue Airways
Chicago
2025-06-19
London
2025-06-26
USD 1495

One-way B6 fare found on 2025-06-05
JetBlue Airways  B6
JetBlue Airways
Chicago
2025-06-19
London
2025-06-26
USD 1801

One-way B6 fare found on 2025-06-05
Delta Airlines  DL
Delta Airlines
Chicago
2025-06-19
London
2025-06-26
USD 1847

One-way DL fare found on 2025-06-05
Delta Airlines  DL
Delta Airlines
Chicago
2025-06-19
London
2025-06-26
USD 1847

One-way DL fare found on 2025-06-05
Delta Airlines  DL
Delta Airlines
Chicago
2025-06-19
London
2025-06-26
USD 1851

One-way DL fare found on 2025-06-05
Delta Airlines  DL
Delta Airlines
Chicago
2025-06-19
London
2025-06-26
USD 1851

One-way DL fare found on 2025-06-05
Delta Airlines  DL
Delta Airlines
Chicago
2025-06-19
London
2025-06-26
USD 1851

One-way DL fare found on 2025-06-05
British Airways  BA
British Airways
Chicago
2025-06-19
London
2025-06-26
USD 2045

One-way BA Nonstop fare found on 2025-06-05


*Prices are per person and are for e-tickets and include all taxes & fees in USD.
*Fareleaders always attempts to get accurate pricing, however, prices are not guaranteed.
*Fareleaders is not seller, we aggregate tones of data for you from other online travel agencies and external sources.

Facts to know while booking flights from Chicago to London

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 Aer Lingus, Austrian Airlines, British Airways, Brussels Airlines, American Airlines, Air France, Air Canada, Copa Airlines, Icelandair, KLM Airlines, JetBlue Airways, Iberia Airlines, Lufthansa Airlines, Scandinavian Airlines, TAP - Air Portugal, Swissair, Turkish Airlines, Virgin Atlantic, Avianca, LOT - Polish Airlines, United Airlines, Finnair, Alaska Airlines, Delta Airlines
Can I fly from ORD to LHR non-stop?
Yes, you can fly ORD to LHR non-stop on Aer Lingus, Austrian Airlines, British Airways, Brussels Airlines, American Airlines, Iberia Airlines, Lufthansa Airlines, United Airlines, Finnair, Alaska Airlines
Which airlines fly nonstop between Chicago and London?
The non-stop flights between Chicago and London are Aer Lingus, Austrian Airlines, British Airways, Brussels Airlines, American Airlines, Iberia Airlines, Lufthansa Airlines, United Airlines, Finnair, Alaska Airlines.
What’s the earliest departure time from ORD to LHR Airport?
The earliest flight leaves ORD at 6:15 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?
NULL, Star Alliance, Oneworld, Star Alliance, Oneworld, SkyTeam, Star Alliance, Star Alliance, NULL, SkyTeam, NULL, Oneworld, Star Alliance, Star Alliance, Star Alliance, Star Alliance, Star Alliance, Sky Team, Star Alliance, Star Alliance, Star Alliance, Oneworld, Oneworld, SkyTeam 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 JetBlue Airways : USD 751
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 10:3000 pm

Flights from Chicago to London

Origin AirportChicago O'Hare International , Chicago, US
Destination AirportLondon Heathrow , London, GB
Served by AirlinesAer Lingus, Austrian Airlines, British Airways, Brussels Airlines, American Airlines, Air France, Air Canada, Copa Airlines, Icelandair, KLM Airlines, JetBlue Airways, Iberia Airlines, Lufthansa Airlines, Scandinavian Airlines, TAP - Air Portugal, Swissair, Turkish Airlines, Virgin Atlantic, Avianca, LOT - Polish Airlines, United Airlines, Finnair, Alaska Airlines, Delta Airlines
Lowest PriceJetBlue Airways : USD 751
Distance3953 miles

Airlines Flying from Chicago O'Hare International

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