N o w - H o l l y w o o d . b l o g s p o t .c o m

Keira Knightley always looks flawless on the red carpet, but does she always look as good without make-up?

The answer is a resounding 'yes' judging by the pictures of her boarding a plane at Heathrow Airport.

It seems the 23-year-old is adhering to the theory that women should moisturise in the air to protect their skin - rather than wear cosmetics.

Barefaced chic: A make-up free Keira Knightley arriving at Heathrow Airport yesterday (left) and made-up at the London premiere of The Duchess

The actress was heading off to Canada, dressed down in jeans a black jacket and leopard print scarf, but she didn't look too happy about it as she strolled towards check-in.