Why are African flights so expensive?

Prices are around 45% more expensive than equivalent trips elsewhere, and it's often cheaper to fly out of the continent and back in. We look at the reasons Africans are paying higher fares for both internal and international flights, the impact this is having on business and tourism, plus the wider impact on the African economy.Producer/ presenter: Rebecca Kesby (Image: A plane on a runway in Nothern Africa. Credit: Getty Images)