World renowned Holiday Inn Service, right next to the Airport Come start your Holiday today at Heathrow's only round and original Holiday Inn. The Holiday Inn London Heathrow Ariel is located conveniently just minutes away from London Heathrow Airport. We are a short ride on the Heathrow Express from Central London. Being the first Airport Hotel at Heathrow, we know what it takes to make it feel 'home from home'. We offer our guest's designed blackout rooms with double glazed windows to help with a good nights sleep and a fresh start before your meeting or a long flight. The hotel offers a fully equipped, purpose built conference centre for your meeting and training needs.