Direct flights available:
375 PER WEEK
Popular non-direct routes for this connection are O'Hare Intl - Arlanda - Heathrow, O'Hare Intl - Copenhagen Airport - Heathrow and O'Hare Intl - Barajas - Gatwick.
Stop-off cities for indirect flights from Chicago to London include Arlanda, Copenhagen Airport and Barajas.
Direct flights available on