Easyjet boss Carolyn McCall optimistic about growth

As low-cost airlines have grown, millions of Britons have been flying to places they had previously never even heard of.

But how much more potential is there?

Carolyn McCall, chief executive of Easyjet, is confident there is room for further expansion: "There is still an opportunity in Europe. If you look at France, low-cost penetration in Europe is 46%, in France it's 23%."

Watch Flights and Fights: Inside the Low Cost Airlines on Thursday 20 June at 21:00 BST on BBC Two.