There are 8 airlines that fly directly from London to Chicago: Brussels Airlines, Finnair, Lufthansa, British Airways, American Airlines, United Airlines, Austrian, Iberia if you are departing from London. Most airlines that have direct connections are departing from Heathrow Airport. Most airlines arrive to Chicago O'Hare International Airport. Most flights depart on Tuesday.
Airlines that have direct flights from London to Chicago
No direct flights to Chicago