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