London is 9 hours ahead of Anchorage. Anchorage uses Alaska Time (AKST, UTC-9) while London uses Greenwich Mean Time (GMT, UTC+0). When it's 9:00 AM in Anchorage, it's 6:00 PM in London.
Both cities observe daylight saving time, but on different schedules. The time difference varies between 8-9 hours throughout the year.
Best calling time: 7:00 AM - 9:00 AM Anchorage time. This corresponds to 4:00 PM - 6:00 PM in London, catching the end of the business day in the UK.
Due to the significant time difference, early morning calls from Anchorage are ideal for reaching London during business hours.