Compare all flight tickets and find cheap flights from Chicago to London

Cheapest flight tickets

$235

Price observed over the last 3 months for a round trip.

Average price of a round trip

$579

Average flight ticket price recorded over the last 3 months for a round trip.

Flight duration

7h39

A flight from Chicago to London takes on average 7h39.

Best time

December

According to user searches, the ideal month to go to London is December.

Tips for finding a cheap flight from Chicago to London

Check out our tips for booking your flight to London (United Kingdom) from Chicago (USA) at the cheapest possible price.

Usually, the cheapest month to pick up a ticket on this route is January, with an average flight ticket price of $498 (calculation over the last two years). The most touristic season corresponds to the months of November, December and September.
For the cheapest flights, it is advisable to buy your ticket at least 8 days before the departure date.

The airline offering the cheapest flight tickets is Icelandair. A ticket from the airline Icelandair to London costs on average $576.
The airlines that offer the most flights are .

Price of flight tickets from Chicago to London

Here is some information and tips to know before booking your flight:

  • Flight ticket prices range from $235 to $676
  • The average price of a flight ticket is about $579
  • Prices are lowest for stays in the month of January
  • The month in which booking a ticket is cheaper is: October
info departure city :
Chicago, USA
airports :
Chicago-Merrill C. Meigs Field Airport (CGX)
Chicago FSS (CHI)
Chicago-Midway International Airport (MDW)
Chicago-O'Hare International Airport (ORD)
local time :

Chicago is a city in the country USA, the time zone is GMT . In Chicago, it is currently {fromLocalTime}, the temperature is on average 7°C, with a minimum of 5°C and a maximum of 10°C.

The city of Chicago (CHI) has 4 airport(s): Chicago-Merrill C. Meigs Field, Chicago FSS, Chicago-Midway and Chicago-O'Hare

destination info :
London, United Kingdom
airports :
London City Airport (LCY)
London Gatwick Airport (LGW)
London Heathrow Airport (LHR)
London Luton Airport (LTN)
London-Stansted Airport (STN)
local time :

London is in the country United Kingdom, the time zone is GMT +0. In London, it is currently {toLocalTime}, the temperature is on average 9°C, with a minimum of 7°C and a maximum of 12°C.

The city of London (LON) has 5 airport(s): London City, London Gatwick, London Heathrow, London Luton and London-Stansted

Useful info about London

What is the least touristic period to go to London?

If you want to visit London during the least touristic period, choose the month of December.

What is the most popular time to travel to London?

In London, the most popular month is November. It is during this period that the prices offered by airlines are also the highest.

When should I book my flight from Chicago to London?

According to our data, it is recommended to book your flight 8 days before your departure. If you book your flight ticket 2 weeks before your departure, you may find a price below average. You can also choose morning flights that are 100% cheaper than afternoon and evening flights. The cheapest day to book a flight from Chicago to London is Tuesday.

What are the arrival and destination airports when traveling between Chicago and London?

When you leave, you can leave from Chicago-O'Hare, and you will arrive at London Gatwick, London Heathrow or London-Stansted.

How to reach Chicago airport from the city centre?

The airport Chicago-Merrill C. Meigs Field is located 4 km, Chicago FSS is located 29 km, Chicago-Midway is located 12 km or Chicago-O'Hare is located 29 km from the city centre. You can access it by using public transportation, taking a taxi, or renting a car.

Are there other means of transportation to go from Chicago to London?

Airplane is the only means of transportation listed on Liligo for this journey.

Are there big differences in weather between Chicago and London?

In summer, the average temperature is 18°C in London and 22°C in Chicago. The average rainfall in summer is 66 mm in London and 130 mm in Chicago. In summer, it is warmer in Chicago and it rains less in London. In winter, it is colder in London and it rains more in Chicago.

Prepare your stay in London

Discover other cheap flight deals