The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from Chicago to London

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available at the end of April. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.

Filter by

week: Apr 27 - May 3

Flights from just $570

$570

$573

$604

$671

$774

$852

$788

$837

$824

$739

$622

$599

AprilMayJuneJuly

Flying Time10 h and 40 mWhen flying from Chicago to London, this can take around 10 h and 40 m in flying time, however this flight duration can vary due to other factors

Cheapest flight$328The best price for flights from Chicago to London offered by eDreams, which have been found by our customers in the last 3 days

Origin airportsO'hare International Airport, Midway International AirportFor flights from Chicago to London

Destination airportsHeathrow Airport, Gatwick Airport, London Luton Airport, London Stansted Airport, London City AirportWhen traveling from Chicago to London

Peak seasonMarchMarch is the busiest time to fly from Chicago to London according to search data results from our customers

Airlines operating this routeIberia, British Airways, American AirlinesAirline(s) that fly from Chicago to London

One-way average Price$568A flight from Chicago to London at eDreams will cost around $568, this being based on prices of the previous 6 months of data

Best time to bookMarchOctober is one of the most frequent times to fly to London from Chicago according to real data from our customers

Airlines that fly from Chicago to London

Norwegian Air Shuttle

Distance: 3954 miles

Chicago airports

O'hare International Airport (ORD)How far from city center: 14 miles

Midway Airport (MDW)How far from city center: 4 miles

London airports

Heathrow (LHR)How far from city center: 14 miles

Gatwick (LGW)How far from city center: 25 miles

Luton International (LTN)How far from city center: 27 miles

Stansted (STN)How far from city center: 30 miles

London City (LCY)How far from city center: 7 miles

Southend (SEN)How far from city center: 35 miles

Are you planning to travel to London for vacations, business or family visits? eDreams offers you the cheapest flights and best deals departing from Chicago. With our fast search engine you will get a large selection of airfares from standard and low cost airlines worldwide and easily book your tickets for this route. If you are flexible we help you identify the cheapest day to fly to London and if you need to leave soon you can check our most convenient last minute fares. Read all the useful information about your next destination and proceed to the reservation, indicating your flight dates and completing your travel booking with hotels and car rental!

Frequently asked questions about flights from Chicago to London

What are the benefits of booking flexible flight tickets?

Using the flexible flight ticket, you're guaranteed a refund or a rebooking option (without fees) in case of flight cancellations when travelling to United Kingdom. At eDreams have you covered!

On average, how much is the price of a flight from Chicago to London?

When you fly from Chicago to London the average price is $568. However, this price depends on many other factors such as seasonality or how far in advance the route has been booked.

For flights from Chicago to London, how can I find the cheapest price?

The cheapest price for a flight from Chicago to London is $328. At eDreams we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.

When booking, when is the best time to get the best prices for flights from Chicago to London?

The most popular months to book a trip from Chicago to London are January, February and April, based on the searches of our customers.

When is the best time to travel from Chicago to London?

The best time of the year to visit London depends on lots of personal preferences, especially the price. Regarding popularity, June is the best month to fly to London from Chicago in terms of searches from our customers, followed by May and March. If you prefer to avoid the busy season and get away from the crowds January, February and November are the months with fewer searches for Chicago - London.

How long does the flight from Chicago to London take?

Flight length from Chicago to London is around 10 h and 40 m on average, at an average distance of 3,953.52 mi, for flights for the route (which may have 1 or more stops in other cities in between).

Which airports have flights between Chicago and London?

The main route from Chicago to London is: O'hare International Airport (ORD) to Heathrow Airport(LHR). The following airlines fly this route:

Which airlines fly from Chicago to London?

The airlines that fly non-stop from Chicago to London are:

Marabu Airlines.
Aer Lingus.
United Airlines.

Aer Lingus, stopping at Dublin during at least 75 minutes.

Austrian Airlines, with 385 minutes of layover in Frankfurt.
Icelandair, with 60 minutes scale in Reykjavik.

Plan your trip

Popular Flight RoutesAlternative routes