Time Difference Between London and Alaska Time
As of 31 August 2026, Alaska Time is 9 hours behind London. That number is not constant. Over the course of a year, because of daylight saving changes, Alaska Time, United States ranges from 9 hours behind to 8 hours behind relative to London, United Kingdom. The calculator below is always up to date.
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London, United Kingdom
23:34
Mon, Aug 31, 2026
UTC+1 · Europe/London
Alaska Time, United States
-9h14:34
Mon, Aug 31, 2026
UTC-8 · AKDT · America/Anchorage
Alaska Time is 9 hours behind London.
Time zone details
| Place | Local date | Time zone | UTC offset | Summer time |
|---|---|---|---|---|
| London | Monday, August 31, 2026 | Europe/London | UTC+1 | Active now |
| Alaska Time | Monday, August 31, 2026 | AKDTAmerica/Anchorage | UTC-8 | Active now |
Alaska Time: Covers all of Alaska. Switches between AKST (UTC-9) and AKDT (UTC-8) with daylight saving.
Hour by hour: London to Alaska Time
Every hour of today in London and what it is in Alaska Time. Highlighted rows fall inside Alaska Time working hours (09:00–18:00).
| London | Alaska Time |
|---|---|
| 00:00 | 15:00prev day |
| 01:00 | 16:00prev day |
| 02:00 | 17:00prev day |
| 03:00 | 18:00prev day |
| 04:00 | 19:00prev day |
| 05:00 | 20:00prev day |
| 06:00 | 21:00prev day |
| 07:00 | 22:00prev day |
| 08:00 | 23:00prev day |
| 09:00 | 00:00 |
| 10:00 | 01:00 |
| 11:00 | 02:00 |
| London | Alaska Time |
|---|---|
| 12:00 | 03:00 |
| 13:00 | 04:00 |
| 14:00 | 05:00 |
| 15:00 | 06:00 |
| 16:00 | 07:00 |
| 17:00 | 08:00 |
| 18:00 | 09:00 |
| 19:00 | 10:00 |
| 20:00 | 11:00 |
| 21:00 | 12:00 |
| 22:00 | 13:00 |
| 23:00 | 14:00 |
Best time to call or meet
Overlapping working hours
No overlap
Standard working hours in London and Alaska Time never overlap. Someone has to start early or finish late — the calling window below is the practical compromise.
Reasonable calling hours
17:00–21:00 in London (08:00–12:00 in Alaska Time)
Both people are awake and available between 08:00 and 21:00 local time during this window.
When this difference changes
London puts its clocks back on Sunday, October 25, 2026
The local offset moves from UTC+1 to UTC. After that date, Alaska Time is 8 hours behind London — instead of 9 hours behind, as it is today.
Alaska Time puts its clocks back on Sunday, November 1, 2026
The local offset moves from UTC-8 to UTC-9. The gap between London and Alaska Time stays at 9 hours because both places change at the same time.
Planning something with more than two places?
Adding a third city usually kills the obvious answer. The Meeting Time Finder takes up to five cities at once and shows only the hours that work for everybody.
London and Alaska Time: common questions
What is the time difference between London and Alaska Time?
As of 31 August 2026, Alaska Time is 9 hours behind London. The gap is not fixed: across the year, Alaska Time ranges from 9 hours behind to 8 hours behind relative to London, as clocks change. The calculator on this page always shows the difference for right now.
When it is 9:00 AM in London, what time is it in Alaska Time?
It is 12:00 AM in Alaska Time, United States. Use the time field in the calculator above to check any other hour.
Is Alaska Time ahead of or behind London?
Alaska Time is behind London by 9 hours at the moment. In practical terms, the working day in Alaska Time starts and ends later in London terms.
Do London and Alaska Time observe daylight saving time?
Both London and Alaska Time change their clocks, but not on the same dates. That is why the gap is not fixed: across the year, Alaska Time ranges from 9 hours behind to 8 hours behind relative to London.
What is the best time to call Alaska Time from London?
Standard working hours in London and Alaska Time do not overlap at all, so one side has to take the call outside office hours. Early morning in London or late evening is usually the least disruptive option.
Related comparisons
Local dates shown for London, United Kingdom (UTC+1) and Alaska Time, United States (UTC-8) were generated on Monday, August 31, 2026 UTC and refresh in your browser.