How much should you expect to spend for a flight from London Heathrow to Chicago?

Flight prices from London to Chicago change depending on demand and time of booking.

Pick a travel date to see today’s available fares.

Studies show that flying midweek — like on a Tuesday or Wednesday — can be cheaper than weekend flights. Still, airfares change frequently, so check updated prices on Jetcost.

Flying from or to London and Chicago? Here are your airport options

Knowing your full list of nearby airports can make flight planning easier, especially when routes vary.

• Airports in London: You have 6 departure options - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
• Airports in Chicago: Arrivals into Chicago are possible from 3 airports - Midway, O'Hare, Rockford.

For families or those traveling with assistance, smaller airports can be easier to navigate. Cities served by multiple airports often allow for more flexible travel planning.

Adjust your flight filters for London Heathrow – Chicago

Jetcost gives you tools to search smarter. Pick your ideal price range, airline, departure time, and flight type — then compare offers from the best travel agencies and carriers.

Other popular destinations

Planning a trip to United States? These cities are popular too: Boston, Los Angeles, Miami, New York City, Orlando.

Sorting options let you see the most affordable flights first. Some results may include extra fees shown only at checkout — always read carefully to see what’s included.