London is 5 hours ahead of Arequipa during GMT (winter) and 6 hours ahead during BST (summer).
When it's 12:00 PM in Arequipa, it's 5:00 PM in London (winter) or 6:00 PM (summer). Peru does not observe DST, while the UK does.
Morning calls work best. Schedule calls between 9:00 AM - 12:00 PM Arequipa time (2:00 PM - 5:00 PM London time) for business hours overlap.
Arequipa's colonial architecture reflects European influences. The city's historic center, built with white volcanic stone, is a UNESCO World Heritage Site attracting visitors from around the world.