Direct flights available:
371 PER WEEK
Popular non-direct routes for this connection are O'Hare Intl - Arlanda - Heathrow, O'Hare Intl - Barajas - Gatwick and O'Hare Intl - Schiphol - London City Airport.
You can fly from Chicago to London indirect via Arlanda, Barajas or Schiphol.
Direct flights available on