Iberia flies between: Calgary - London, New York - London, London - Paris, London - Calgary, London - New York, San Francisco - London, Miami - London, Paris - Rome, Paris - Barcelona, Los Angeles - London, Paris - London, Seattle - London, Chicago - London, Rome - Paris, Barcelona - Paris, Las Vegas - London, London - Barcelona, London - Los Angeles, Boston - London, Dallas - London, as well as several other routes.
Your luggage allowance on Iberia will depend on the destination you are flying to or from. If you are flying to or from Canada, you will be allowed one free checked bag in Economy class and two free checked bags in Business class. All checked bags have a maximum weigh of 50 pounds and Iberia will charge you for any extra pounds your bag weighs over 50 pounds. You will be allowed to take a standard sized carry-on bag on board that can weigh up to 22 pounds, as well as a small personal item such as a coat, camera bag or laptop bag.