Price observed over the last 3 months for a round trip.
Cheapest flight tickets
Price observed over the last 3 months for a round trip.
Average price of a round trip
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
A flight from Chicago to London takes on average 7h46.
Best time
According to user searches, the ideal month to go to London is April.
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 December, with an average flight ticket price of $494 (calculation over the last two years). The most touristic season corresponds to the months of November, September and May.
For the cheapest flights, it is advisable to buy your ticket at least 25 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 $650.
The airlines that offer the most flights are Finnair, Iberia and Finnair.
Here is some information and tips to know before booking your flight:
Chicago is a city in the country USA, the time zone is [[timezone]]. In Chicago, it is currently {fromLocalTime}, the temperature is on average 8°C, with a minimum of 3°C and a maximum of 13°C.
The city of Chicago (CHI) has 4 airport(s): Chicago-O'Hare, Chicago-Midway, Chicago-Merrill C. Meigs Field and Chicago FSS
London is in the country United Kingdom, the time zone is [[timezone]]. In London, it is currently {toLocalTime}, the temperature is on average 10°C, with a minimum of 6°C and a maximum of 12°C.
The city of London (LON) has 5 airport(s): London Gatwick, London-Stansted, London Heathrow, London Luton and London City
If you want to visit London during the least touristic period, choose the month of April.
In London, the most popular month is November. It is during this period that the prices offered by airlines are also the highest.
According to our data, it is recommended to book your flight 25 days before your departure. If you book your flight ticket 4 weeks before your departure, you may find a price below average. You can also choose morning flights that are 4% cheaper than afternoon and evening flights. The cheapest day to book a flight from Chicago to London is Wednesday.
When you leave, you can leave from Chicago-O'Hare, and you will arrive at London Gatwick or London Heathrow.
The airport Chicago-O'Hare is located 29 km, Chicago-Midway is located 12 km, Chicago-Merrill C. Meigs Field is located 4 km or Chicago FSS is located 29 km from the city centre. You can access it by using public transportation, taking a taxi, or renting a car.
Airplane is the only means of transportation listed on Liligo for this journey.
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.