Question: how long does it take to transfer between heathrow and gatwick?
Answer: Gatwick Express trains run non-stop between London Victoria and Gatwick Airport. The journey takes 30 minutes and a standard-class single costs £17.70. To make the link with Heathrow your options include: Heathrow Express between Heathrow and London Paddington, Underground between Paddington and Victoria (45min, £27)