When traveling to London from overseas Im sure you want to keep your fooks back home updated about your trip. To avoid crazy roaming costs I would strongly recommend you to buy a UK sim card at London Gatwick Airport. But after such a long flight you rather don’t go through all that hassle and just buy the best one available, right? In this blog about buying a UK sim card at London Gatwick Airport in 2020 I will find the best sim card for you and tell you were to buy it.