AKDT to BST Converter
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Quick answers
Selected conversion
4:00 am04:00 AKDT (UTC-8), Oct 19, 2026 = 1:00 pm13:00 BST (UTC+1), Oct 19, 2026
AKDT is 9 hours behind BST.
AKDT and BST examples
These examples always use AKDT (UTC-8) and BST (UTC+1). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
AKDT is 9 hours behind BST.
How the time difference changes
For most of the year, AKDT is 9 hours behind BST. From Oct 25 to Nov 1, 2026, and from Mar 14 to Mar 28, 2027, AKDT is 8 hours behind GMT. From Nov 1, 2026 to Mar 14, 2027, AKST is 9 hours behind GMT.
For most of the year, working hours of 9:00 am to 6:00 pm in AKDT correspond to 6:00 pm to 3:00 am (next day) in BST. At other times of the year, working hours of 9:00 am to 6:00 pm in AKST correspond to 6:00 pm to 3:00 am (next day) in GMT or working hours of 9:00 am to 6:00 pm in AKDT correspond to 5:00 pm to 2:00 am (next day) in GMT.For most of the year, working hours of 09:00 to 18:00 in AKDT correspond to 18:00 to 03:00 (next day) in BST. At other times of the year, working hours of 09:00 to 18:00 in AKST correspond to 18:00 to 03:00 (next day) in GMT or working hours of 09:00 to 18:00 in AKDT correspond to 17:00 to 02:00 (next day) in GMT.
Compare AKDT time with BST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Alaska Daylight Time is 9 hours behind British Summer Time.
4:00 am04:00 in AKDT is 1:00 pm13:00 in BST
AKDT to BST call time
Best time for a conference call or a meeting is between 8:30am-9:30am08:30-09:30 in AKDT which corresponds to 5:30pm-6:30pm17:30-18:30 in BST. Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
4:00 am04:00 Alaska Daylight Time (AKDT). Offset UTC -8:00 hours
1:00 pm13:00 British Summer Time (BST). Offset UTC +1:00 hour
4:00 am04:00 AKDT / 1:00 pm13:00 BST
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
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Alaska Daylight Time
Offset: AKDT is 8 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: United States
Principal Cities: The largest city in the AKDT time zone is Anchorage in the United States, with about 289,600 people. Other major cities in this time zone include Fairbanks, Juneau, Knik-Fairview, Wasilla.
Today all shaded areas are on AKDT.
Daylight Saving: Alaska Daylight Time (AKDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Alaska Standard Time (AKST).
Start: Alaska Daylight Time (AKDT) started on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.
End: Alaska Daylight Time (AKDT) ends on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.
See USA daylight saving time and upcoming clock changes worldwide.
AKDT representations, usage and related time zones
- -08 - basic short
- -0800 - basic
- -08:00 - extended
- -0800 - sign character (-) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the west of the zero meridian.
- Uniform - Military abbreviation for AKDT
- U - short form of 'Uniform'
- America/Anchorage
- America/Juneau
- America/Metlakatla
- America/Nome
- America/Sitka
- America/Yakutat
- US/Alaska
- AKDT - Alaska Daylight Time
- PST - Pacific Standard Time
- PT - Pacific Time
- PST - Pitcairn Standard Time
- U - Uniform Time Zone
British Summer Time
Offset: BST is 1 hour ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Guernsey, Isle of Man, Jersey, United Kingdom
Principal Cities: The largest city in the BST time zone is London in the United Kingdom, with about 8.962 million people. Other major cities in this time zone include Birmingham, Glasgow, Manchester, Sheffield.
Current time in the United Kingdom: UK time now
Today all shaded areas are on BST.
Daylight Saving: British Summer Time (BST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Greenwich Mean Time (GMT).
Start: British Summer Time (BST) started on Sunday, March 29, 2026 at 1:00 am01:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 2:00 am02:00. Daylight saving starts annually on the last Sunday of March.
End: British Summer Time (BST) ends on Sunday, October 25, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, October 25, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.
See United Kingdom daylight saving time and upcoming clock changes worldwide.
BST representations, usage and related time zones
- +01 - basic short
- +0100 - basic
- +01:00 - extended
- +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates an offset of one hour to the east of the zero meridian.
- Alpha - Military abbreviation for BST
- A - short form of 'Alpha'
- Europe/Belfast
- Europe/Guernsey
- Europe/Isle_of_Man
- Europe/Jersey
- Europe/London
- GB
- GB-Eire
- British Summer Time - UTC +1
- Bangladesh Standard Time - UTC +6
- Bougainville Standard Time - UTC +11
- BST - British Summer Time
- CET - Central European Time
- IST - Irish Standard Time
- WEST - Western European Summer Time
- A - Alpha Time Zone
- CET - Central European Time
- MEZ - Mitteleuropäische Zeit
- WAT - West Africa Time
- WST - Western Sahara Summer Time
- BMT - Biel Mean Time